{"title":"Lennox Single Stage Air Conditioners","description":"\u003cdiv class=\"hvac-desc-lead\"\u003e\n\u003cp\u003eLennox single-stage central air conditioners from 1.5 to 5 tons (18,000 to 60,000 BTU): the Merit ML13KC1 and ML14KC1 and the Elite EL15KC1 and EL16KC1.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"hvac-desc-more\"\u003e\n\u003cp\u003eListed ratings run from 14.7 to 18 SEER2, and every unit uses R-454B refrigerant.\u003c\/p\u003e\n\u003ch2\u003eChoosing a single-stage AC\u003c\/h2\u003e\n\u003cp\u003eA single-stage air conditioner runs at full output whenever it's on. It's a common pick for a straight replacement. Merit is Lennox's entry line, and Elite sits a step above. If you want a low stage for mild days, compare \u003ca href=\"\/collections\/lennox-2-stage-air-conditioners\"\u003eLennox two-stage air conditioners\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003ePair it with a \u003ca href=\"\/collections\/lennox-furnaces\"\u003eLennox furnace\u003c\/a\u003e and \u003ca href=\"\/collections\/lennox-evaporator-coils\"\u003eevaporator coil\u003c\/a\u003e, or a \u003ca href=\"\/collections\/lennox-air-handlers\"\u003eLennox air handler\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003eCall (913) 364-0070, Monday to Friday, 9am to 5pm CST, and we'll help you confirm sizing and an AHRI-matched pairing before you order. Free shipping on major equipment from our Kansas City warehouse to every state and D.C. except Alaska, Hawaii, Washington, Oregon, and Idaho, where you pay the shipping rate shown at checkout. Each product page shows whether an item qualifies. HVAC USA is an authorized Lennox reseller, and everything we sell is new factory equipment. Your full Lennox warranty applies when a licensed, manufacturer-certified contractor installs your system and registers it within 60 days.\u003c\/p\u003e\n\u003c\/div\u003e","products":[{"product_id":"lennox-el16kc1-018-230-18-000-air-conditioner","title":"Lennox EL16KC1-018-230 18.0 SEER2 18,000 BTU Single-Speed Air Conditioner","description":"\u003cp\u003eThe Lennox EL16KC1-018-230 is a 1.5 ton (18,000 BTU) Elite Series central air conditioner with a single-stage scroll compressor and R-454B refrigerant. Depending on the indoor match, it's AHRI-rated up to 18 SEER2.\u003c\/p\u003e\n\u003ch2\u003eKey specs\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eEfficiency: 14.3 to 18 SEER2 with the Lennox coils and air handlers we carry\u003c\/li\u003e\n\u003cli\u003eRefrigerant: R-454B, factory charged with 4 lb 14 oz for a 15-foot line set\u003c\/li\u003e\n\u003cli\u003eLine connections: 3\/8-inch liquid and 3\/4-inch suction, sweat\u003c\/li\u003e\n\u003cli\u003eSound rating: 72 dBA\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eReading the model number\u003c\/h2\u003e\n\u003cp\u003eEL is Lennox's Elite line, and 16 is the nominal SEER2 class for the EL16KC1 series. K is R-454B, C is an air conditioner, 1 is the single-stage compressor, 018 is 1.5 tons, and 230 is 208\/230V single-phase. The characters after 230 on the unit label are Lennox revision codes. The AHRI Directory lists it as EL16KC1-018-230A**.\u003c\/p\u003e\n\u003ch2\u003eWhat it pairs with\u003c\/h2\u003e\n\u003cp\u003eThe AHRI Directory lists this unit with Lennox CK40CT, CK40DT, CK40HT, and CK40UT coils on Lennox gas furnaces, and with CBK45UHET, CBK45UHPT, CBK45UHVT, and CBK47UHET air handlers. The best listed match with equipment we carry, a CK40CT-36C coil on an ML193UH090XE36C furnace, reaches 18 SEER2.\u003c\/p\u003e\n\u003cp\u003eR-454B systems need a refrigerant detection sensor at the indoor unit. Lennox installs it at the factory or in the field, so confirm your coil or air handler has one.\u003c\/p\u003e\n\u003ch2\u003eSizing and fit\u003c\/h2\u003e\n\u003cp\u003eSize it from a Manual J load calculation, and treat your old unit's tonnage as a starting point only. If you're keeping your indoor coil, check that it appears in an AHRI listing with this unit before you order.\u003c\/p\u003e\n\u003cp\u003eIt cools down to 45°F outdoor air without extra controls, and Lennox's optional low ambient kit takes it down to 30°F.\u003c\/p\u003e\n\u003ch2\u003eWarranty and registration\u003c\/h2\u003e\n\u003cp\u003eHVAC USA is an authorized Lennox reseller, and everything we sell is new factory equipment. Your full Lennox warranty applies when a licensed, manufacturer-certified contractor installs your system and registers it within 60 days.\u003c\/p\u003e\n\u003ch2\u003eShipping and help\u003c\/h2\u003e\n\u003cp\u003eFree shipping on major equipment from our Kansas City warehouse to every state and D.C. except Alaska, Hawaii, Washington, Oregon, and Idaho, where you pay the shipping rate shown at checkout. Call (913) 364-0070, Monday to Friday, 9am to 5pm CST, and we'll help you confirm sizing and an AHRI-matched pairing before you order.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":47627476926626,"sku":"EL16KC1-018-230","price":2823.88,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0690\/3352\/5410\/files\/download_a34700ef-9d97-466d-a3ca-8c9772d7b705.jpg?v=1788738510"},{"product_id":"lennox-el16kc1-024-230-24-000-air-conditioner","title":"Lennox EL16KC1-024-230 17.0 SEER2 24,000 BTU Single-Speed Air Conditioner","description":"\u003cp\u003eThe Lennox EL16KC1-024-230 is a 2 ton (24,000 BTU) Elite Series central air conditioner with a single-stage scroll compressor and R-454B refrigerant. Depending on the indoor match, it's AHRI-rated up to 17 SEER2.\u003c\/p\u003e\n\u003ch2\u003eKey specs\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eEfficiency: 14.3 to 17 SEER2 with the Lennox coils and air handlers we carry\u003c\/li\u003e\n\u003cli\u003eRefrigerant: R-454B, factory charged with 4 lb 14 oz for a 15-foot line set\u003c\/li\u003e\n\u003cli\u003eLine connections: 3\/8-inch liquid and 3\/4-inch suction, sweat\u003c\/li\u003e\n\u003cli\u003eSound rating: 73 dBA\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eReading the model number\u003c\/h2\u003e\n\u003cp\u003eEL is Lennox's Elite line, and 16 is the nominal SEER2 class for the EL16KC1 series. K is R-454B, C is an air conditioner, 1 is the single-stage compressor, 024 is 2 tons, and 230 is 208\/230V single-phase. The characters after 230 on the unit label are Lennox revision codes. The AHRI Directory lists it as EL16KC1-024-230A**.\u003c\/p\u003e\n\u003ch2\u003eWhat it pairs with\u003c\/h2\u003e\n\u003cp\u003eThe AHRI Directory lists this unit with Lennox CK40CT, CK40DT, CK40HT, and CK40UT coils on Lennox gas furnaces, and with CBK45UHET, CBK45UHPT, CBK45UHVT, and CBK47UHET air handlers. The best listed match with equipment we carry, a CK40CT-36C coil on an EL297UH090XV36C furnace, reaches 17 SEER2.\u003c\/p\u003e\n\u003cp\u003eR-454B systems need a refrigerant detection sensor at the indoor unit. Lennox installs it at the factory or in the field, so confirm your coil or air handler has one.\u003c\/p\u003e\n\u003ch2\u003eSizing and fit\u003c\/h2\u003e\n\u003cp\u003eSize it from a Manual J load calculation, and treat your old unit's tonnage as a starting point only. If you're keeping your indoor coil, check that it appears in an AHRI listing with this unit before you order.\u003c\/p\u003e\n\u003cp\u003eIt cools down to 45°F outdoor air without extra controls, and Lennox's optional low ambient kit takes it down to 30°F.\u003c\/p\u003e\n\u003ch2\u003eWarranty and registration\u003c\/h2\u003e\n\u003cp\u003eHVAC USA is an authorized Lennox reseller, and everything we sell is new factory equipment. Your full Lennox warranty applies when a licensed, manufacturer-certified contractor installs your system and registers it within 60 days.\u003c\/p\u003e\n\u003ch2\u003eShipping and help\u003c\/h2\u003e\n\u003cp\u003eFree shipping on major equipment from our Kansas City warehouse to every state and D.C. except Alaska, Hawaii, Washington, Oregon, and Idaho, where you pay the shipping rate shown at checkout. Call (913) 364-0070, Monday to Friday, 9am to 5pm CST, and we'll help you confirm sizing and an AHRI-matched pairing before you order.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":47627476959394,"sku":"EL16KC1-024-230","price":3004.48,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0690\/3352\/5410\/files\/download_d98299ab-e15c-4464-9f8d-036f3d490b66.jpg?v=1788738512"},{"product_id":"lennox-el16kc1-030-230-30-000-air-conditioner","title":"Lennox EL16KC1-030-230 17.0 SEER2 30,000 BTU Single-Speed Air Conditioner","description":"\u003cp\u003eThe Lennox EL16KC1-030-230 is a 2.5 ton (30,000 BTU) Elite Series central air conditioner with a single-stage scroll compressor and R-454B refrigerant. Depending on the indoor match, it's AHRI-rated up to 17 SEER2.\u003c\/p\u003e\n\u003ch2\u003eKey specs\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eEfficiency: 14.3 to 16.9 SEER2 with the Lennox coils and air handlers we carry\u003c\/li\u003e\n\u003cli\u003eRefrigerant: R-454B, factory charged with 5 lb 10 oz for a 15-foot line set\u003c\/li\u003e\n\u003cli\u003eLine connections: 3\/8-inch liquid and 3\/4-inch suction, sweat\u003c\/li\u003e\n\u003cli\u003eSound rating: 72 dBA\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eReading the model number\u003c\/h2\u003e\n\u003cp\u003eEL is Lennox's Elite line, and 16 is the nominal SEER2 class for the EL16KC1 series. K is R-454B, C is an air conditioner, 1 is the single-stage compressor, 030 is 2.5 tons, and 230 is 208\/230V single-phase. The characters after 230 on the unit label are Lennox revision codes. The AHRI Directory lists it as EL16KC1-030-230A**.\u003c\/p\u003e\n\u003ch2\u003eWhat it pairs with\u003c\/h2\u003e\n\u003cp\u003eThe AHRI Directory lists this unit with Lennox CK40CT, CK40DT, CK40HT, and CK40UT coils on Lennox gas furnaces, and with CBK45UHET, CBK45UHPT, CBK45UHVT, and CBK47UHET air handlers. The best listed match with equipment we carry, a CK40HT-42B coil on an SL280UH090V36B furnace, reaches 16.9 SEER2.\u003c\/p\u003e\n\u003cp\u003eR-454B systems need a refrigerant detection sensor at the indoor unit. Lennox installs it at the factory or in the field, so confirm your coil or air handler has one.\u003c\/p\u003e\n\u003ch2\u003eSizing and fit\u003c\/h2\u003e\n\u003cp\u003eSize it from a Manual J load calculation, and treat your old unit's tonnage as a starting point only. If you're keeping your indoor coil, check that it appears in an AHRI listing with this unit before you order.\u003c\/p\u003e\n\u003cp\u003eIt cools down to 45°F outdoor air without extra controls, and Lennox's optional low ambient kit takes it down to 30°F.\u003c\/p\u003e\n\u003ch2\u003eWarranty and registration\u003c\/h2\u003e\n\u003cp\u003eHVAC USA is an authorized Lennox reseller, and everything we sell is new factory equipment. Your full Lennox warranty applies when a licensed, manufacturer-certified contractor installs your system and registers it within 60 days.\u003c\/p\u003e\n\u003ch2\u003eShipping and help\u003c\/h2\u003e\n\u003cp\u003eFree shipping on major equipment from our Kansas City warehouse to every state and D.C. except Alaska, Hawaii, Washington, Oregon, and Idaho, where you pay the shipping rate shown at checkout. Call (913) 364-0070, Monday to Friday, 9am to 5pm CST, and we'll help you confirm sizing and an AHRI-matched pairing before you order.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":47627476992162,"sku":"EL16KC1-030-230","price":3331.34,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0690\/3352\/5410\/files\/download_4890b9ce-c798-4552-93fe-8ccd24ff7432.jpg?v=1788738514"},{"product_id":"lennox-el16kc1-036-230-36-000-air-conditioner","title":"Lennox EL16KC1-036-230 16.5 SEER2 36,000 BTU Single-Speed Air Conditioner","description":"\u003cp\u003eThe Lennox EL16KC1-036-230 is a 3 ton (36,000 BTU) Elite Series central air conditioner with a single-stage scroll compressor and R-454B refrigerant. Depending on the indoor match, it's AHRI-rated up to 16.5 SEER2.\u003c\/p\u003e\n\u003ch2\u003eKey specs\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eEfficiency: 14.3 to 16.5 SEER2 with the Lennox coils and air handlers we carry\u003c\/li\u003e\n\u003cli\u003eRefrigerant: R-454B, factory charged with 6 lb 13 oz for a 15-foot line set\u003c\/li\u003e\n\u003cli\u003eLine connections: 3\/8-inch liquid and 7\/8-inch suction, sweat\u003c\/li\u003e\n\u003cli\u003eSound rating: 73 dBA\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eReading the model number\u003c\/h2\u003e\n\u003cp\u003eEL is Lennox's Elite line, and 16 is the nominal SEER2 class for the EL16KC1 series. K is R-454B, C is an air conditioner, 1 is the single-stage compressor, 036 is 3 tons, and 230 is 208\/230V single-phase. The characters after 230 on the unit label are Lennox revision codes. The AHRI Directory lists it as EL16KC1-036-230A**.\u003c\/p\u003e\n\u003ch2\u003eWhat it pairs with\u003c\/h2\u003e\n\u003cp\u003eThe AHRI Directory lists this unit with Lennox CK40CT, CK40DT, CK40HT, and CK40UT coils on Lennox gas furnaces, and with CBK45UHET, CBK45UHPT, CBK45UHVT, and CBK47UHET air handlers. The best listed match with equipment we carry, a CK40HT-51\/61C coil on an SL280UH090V60C furnace, reaches 16.5 SEER2.\u003c\/p\u003e\n\u003cp\u003eR-454B systems need a refrigerant detection sensor at the indoor unit. Lennox installs it at the factory or in the field, so confirm your coil or air handler has one.\u003c\/p\u003e\n\u003ch2\u003eSizing and fit\u003c\/h2\u003e\n\u003cp\u003eSize it from a Manual J load calculation, and treat your old unit's tonnage as a starting point only. If you're keeping your indoor coil, check that it appears in an AHRI listing with this unit before you order.\u003c\/p\u003e\n\u003cp\u003eIt cools down to 45°F outdoor air without extra controls, and Lennox's optional low ambient kit takes it down to 30°F.\u003c\/p\u003e\n\u003ch2\u003eWarranty and registration\u003c\/h2\u003e\n\u003cp\u003eHVAC USA is an authorized Lennox reseller, and everything we sell is new factory equipment. Your full Lennox warranty applies when a licensed, manufacturer-certified contractor installs your system and registers it within 60 days.\u003c\/p\u003e\n\u003ch2\u003eShipping and help\u003c\/h2\u003e\n\u003cp\u003eFree shipping on major equipment from our Kansas City warehouse to every state and D.C. except Alaska, Hawaii, Washington, Oregon, and Idaho, where you pay the shipping rate shown at checkout. Call (913) 364-0070, Monday to Friday, 9am to 5pm CST, and we'll help you confirm sizing and an AHRI-matched pairing before you order.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":47627477024930,"sku":"EL16KC1-036-230","price":3701.49,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0690\/3352\/5410\/files\/download_aaf72192-83cd-4763-8138-7a46a751d7da.jpg?v=1788738516"},{"product_id":"lennox-el16kc1-041-230-42-000-air-conditioner","title":"Lennox EL16KC1-041-230 17 SEER2 42,000 BTU Single-Speed Air Conditioner","description":"\u003cp\u003eThe Lennox EL16KC1-041-230 is a 3.5 ton (42,000 BTU) Elite Series central air conditioner with a single-stage scroll compressor and R-454B refrigerant. Depending on the indoor match, it's AHRI-rated up to 17 SEER2.\u003c\/p\u003e\n\u003ch2\u003eKey specs\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eEfficiency: 14.3 to 17 SEER2 with the Lennox coils and air handlers we carry\u003c\/li\u003e\n\u003cli\u003eRefrigerant: R-454B, factory charged with 7 lb 7 oz for a 15-foot line set\u003c\/li\u003e\n\u003cli\u003eLine connections: 3\/8-inch liquid and 7\/8-inch suction, sweat\u003c\/li\u003e\n\u003cli\u003eSound rating: 72 dBA\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eReading the model number\u003c\/h2\u003e\n\u003cp\u003eEL is Lennox's Elite line, and 16 is the nominal SEER2 class for the EL16KC1 series. K is R-454B, C is an air conditioner, 1 is the single-stage compressor, 041 is 3.5 tons, and 230 is 208\/230V single-phase. The characters after 230 on the unit label are Lennox revision codes. The AHRI Directory lists it as EL16KC1-041-230A**.\u003c\/p\u003e\n\u003ch2\u003eWhat it pairs with\u003c\/h2\u003e\n\u003cp\u003eThe AHRI Directory lists this unit with Lennox CK40CT, CK40DT, CK40HT, and CK40UT coils on Lennox gas furnaces, and with CBK45UHET, CBK45UHPT, CBK45UHVT, and CBK47UHET air handlers. The best listed match with equipment we carry, a CK40HT-60D coil on an ML180UH090E60C furnace, reaches 17 SEER2.\u003c\/p\u003e\n\u003cp\u003eR-454B systems need a refrigerant detection sensor at the indoor unit. Lennox installs it at the factory or in the field, so confirm your coil or air handler has one.\u003c\/p\u003e\n\u003ch2\u003eSizing and fit\u003c\/h2\u003e\n\u003cp\u003eSize it from a Manual J load calculation, and treat your old unit's tonnage as a starting point only. If you're keeping your indoor coil, check that it appears in an AHRI listing with this unit before you order.\u003c\/p\u003e\n\u003cp\u003eIt cools down to 45°F outdoor air without extra controls, and Lennox's optional low ambient kit takes it down to 30°F.\u003c\/p\u003e\n\u003ch2\u003eWarranty and registration\u003c\/h2\u003e\n\u003cp\u003eHVAC USA is an authorized Lennox reseller, and everything we sell is new factory equipment. Your full Lennox warranty applies when a licensed, manufacturer-certified contractor installs your system and registers it within 60 days.\u003c\/p\u003e\n\u003ch2\u003eShipping and help\u003c\/h2\u003e\n\u003cp\u003eFree shipping on major equipment from our Kansas City warehouse to every state and D.C. except Alaska, Hawaii, Washington, Oregon, and Idaho, where you pay the shipping rate shown at checkout. Call (913) 364-0070, Monday to Friday, 9am to 5pm CST, and we'll help you confirm sizing and an AHRI-matched pairing before you order.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":47627477057698,"sku":"EL16KC1-041-230","price":4486.57,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0690\/3352\/5410\/files\/download_4cd3cfe5-e459-42a3-aafc-57710bcfaaaa.jpg?v=1788738518"},{"product_id":"lennox-el16kc1-042-230-42-000-air-conditioner","title":"Lennox EL16KC1-042-230 16.5 SEER2 42,000 BTU Single-Speed Air Conditioner","description":"\u003cp\u003eThe Lennox EL16KC1-042-230 is a 3.5 ton (42,000 BTU) Elite Series central air conditioner with a single-stage scroll compressor and R-454B refrigerant. Depending on the indoor match, it's AHRI-rated up to 16.5 SEER2.\u003c\/p\u003e\n\u003ch2\u003eKey specs\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eEfficiency: 14.3 to 16.5 SEER2 with the Lennox coils and air handlers we carry\u003c\/li\u003e\n\u003cli\u003eRefrigerant: R-454B, factory charged with 7 lb 2 oz for a 15-foot line set\u003c\/li\u003e\n\u003cli\u003eLine connections: 3\/8-inch liquid and 7\/8-inch suction, sweat\u003c\/li\u003e\n\u003cli\u003eSound rating: 72 dBA\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eReading the model number\u003c\/h2\u003e\n\u003cp\u003eEL is Lennox's Elite line, and 16 is the nominal SEER2 class for the EL16KC1 series. K is R-454B, C is an air conditioner, 1 is the single-stage compressor, 042 is 3.5 tons, and 230 is 208\/230V single-phase. The characters after 230 on the unit label are Lennox revision codes. The AHRI Directory lists it as EL16KC1-042-230A**.\u003c\/p\u003e\n\u003ch2\u003eWhat it pairs with\u003c\/h2\u003e\n\u003cp\u003eThe AHRI Directory lists this unit with Lennox CK40CT, CK40DT, CK40HT, and CK40UT coils on Lennox gas furnaces, and with CBK45UHET, CBK45UHPT, CBK45UHVT, and CBK47UHET air handlers. The best listed match with equipment we carry, a CK40CT-60C coil on an ML180UH070V48B furnace, reaches 16.5 SEER2.\u003c\/p\u003e\n\u003cp\u003eR-454B systems need a refrigerant detection sensor at the indoor unit. Lennox installs it at the factory or in the field, so confirm your coil or air handler has one.\u003c\/p\u003e\n\u003ch2\u003eSizing and fit\u003c\/h2\u003e\n\u003cp\u003eSize it from a Manual J load calculation, and treat your old unit's tonnage as a starting point only. If you're keeping your indoor coil, check that it appears in an AHRI listing with this unit before you order.\u003c\/p\u003e\n\u003cp\u003eIt cools down to 45°F outdoor air without extra controls, and Lennox's optional low ambient kit takes it down to 30°F.\u003c\/p\u003e\n\u003ch2\u003eWarranty and registration\u003c\/h2\u003e\n\u003cp\u003eHVAC USA is an authorized Lennox reseller, and everything we sell is new factory equipment. Your full Lennox warranty applies when a licensed, manufacturer-certified contractor installs your system and registers it within 60 days.\u003c\/p\u003e\n\u003ch2\u003eShipping and help\u003c\/h2\u003e\n\u003cp\u003eFree shipping on major equipment from our Kansas City warehouse to every state and D.C. except Alaska, Hawaii, Washington, Oregon, and Idaho, where you pay the shipping rate shown at checkout. Call (913) 364-0070, Monday to Friday, 9am to 5pm CST, and we'll help you confirm sizing and an AHRI-matched pairing before you order.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":47627477090466,"sku":"EL16KC1-042-230","price":4313.43,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0690\/3352\/5410\/files\/download_0b975b4c-ed0e-4ded-be98-fb53f5d42aaa.jpg?v=1788738520"},{"product_id":"lennox-el16kc1-047-230-48-000-air-conditioner","title":"Lennox EL16KC1-047-230 16 SEER2 48,000 BTU Single-Speed Air Conditioner","description":"\u003cp\u003eThe Lennox EL16KC1-047-230 is a 4 ton (48,000 BTU) Elite Series central air conditioner with a single-stage scroll compressor and R-454B refrigerant. Depending on the indoor match, it's AHRI-rated up to 16 SEER2.\u003c\/p\u003e\n\u003ch2\u003eKey specs\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eEfficiency: 13.8 to 16 SEER2 with the Lennox coils and air handlers we carry\u003c\/li\u003e\n\u003cli\u003eLine connections: 3\/8-inch liquid and 7\/8-inch suction, sweat\u003c\/li\u003e\n\u003cli\u003eSound rating: 73 dBA\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eReading the model number\u003c\/h2\u003e\n\u003cp\u003eEL is Lennox's Elite line, and 16 is the nominal SEER2 class for the EL16KC1 series. K is R-454B, C is an air conditioner, 1 is the single-stage compressor, 047 is 4 tons, and 230 is 208\/230V single-phase. The characters after 230 on the unit label are Lennox revision codes. The AHRI Directory lists it as EL16KC1-047-230A**.\u003c\/p\u003e\n\u003ch2\u003eWhat it pairs with\u003c\/h2\u003e\n\u003cp\u003eThe AHRI Directory lists this unit with Lennox CK40CT, CK40DT, CK40HT, and CK40UT coils on Lennox gas furnaces, and with CBK45UHET, CBK45UHPT, CBK45UHVT, and CBK47UHET air handlers. The best listed match with equipment we carry, a CK40CT-36C coil on an EL280UH110E60C furnace, reaches 16 SEER2.\u003c\/p\u003e\n\u003cp\u003eR-454B systems need a refrigerant detection sensor at the indoor unit. Lennox installs it at the factory or in the field, so confirm your coil or air handler has one.\u003c\/p\u003e\n\u003ch2\u003eSizing and fit\u003c\/h2\u003e\n\u003cp\u003eSize it from a Manual J load calculation, and treat your old unit's tonnage as a starting point only. If you're keeping your indoor coil, check that it appears in an AHRI listing with this unit before you order.\u003c\/p\u003e\n\u003cp\u003eIt cools down to 45°F outdoor air without extra controls, and Lennox's optional low ambient kit takes it down to 30°F.\u003c\/p\u003e\n\u003ch2\u003eWarranty and registration\u003c\/h2\u003e\n\u003cp\u003eHVAC USA is an authorized Lennox reseller, and everything we sell is new factory equipment. Your full Lennox warranty applies when a licensed, manufacturer-certified contractor installs your system and registers it within 60 days.\u003c\/p\u003e\n\u003ch2\u003eShipping and help\u003c\/h2\u003e\n\u003cp\u003eFree shipping on major equipment from our Kansas City warehouse to every state and D.C. except Alaska, Hawaii, Washington, Oregon, and Idaho, where you pay the shipping rate shown at checkout. Call (913) 364-0070, Monday to Friday, 9am to 5pm CST, and we'll help you confirm sizing and an AHRI-matched pairing before you order.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":47627477123234,"sku":"EL16KC1-047-230","price":4926.87,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0690\/3352\/5410\/files\/download_65d68284-d991-4de2-92d2-f3c96e33476d.jpg?v=1788738522"},{"product_id":"lennox-el16kc1-048-230-48-000-air-conditioner","title":"Lennox EL16KC1-048-230 15.5 SEER2 48,000 BTU Single-Speed Air Conditioner","description":"\u003cp\u003eThe Lennox EL16KC1-048-230 is a 4 ton (48,000 BTU) Elite Series central air conditioner with a single-stage scroll compressor and R-454B refrigerant. Depending on the indoor match, it's AHRI-rated up to 15.5 SEER2.\u003c\/p\u003e\n\u003ch2\u003eKey specs\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eEfficiency: 13.8 to 15.5 SEER2 with the Lennox coils and air handlers we carry\u003c\/li\u003e\n\u003cli\u003eRefrigerant: R-454B, factory charged with 7 lb 13 oz for a 15-foot line set\u003c\/li\u003e\n\u003cli\u003eLine connections: 3\/8-inch liquid and 7\/8-inch suction, sweat\u003c\/li\u003e\n\u003cli\u003eSound rating: 75 dBA\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eReading the model number\u003c\/h2\u003e\n\u003cp\u003eEL is Lennox's Elite line, and 16 is the nominal SEER2 class for the EL16KC1 series. K is R-454B, C is an air conditioner, 1 is the single-stage compressor, 048 is 4 tons, and 230 is 208\/230V single-phase. The characters after 230 on the unit label are Lennox revision codes. The AHRI Directory lists it as EL16KC1-048-230A**.\u003c\/p\u003e\n\u003ch2\u003eWhat it pairs with\u003c\/h2\u003e\n\u003cp\u003eThe AHRI Directory lists this unit with Lennox CK40CT, CK40DT, CK40HT, and CK40UT coils on Lennox gas furnaces, and with CBK45UHET, CBK45UHPT, CBK45UHVT, and CBK47UHET air handlers. The best listed match with equipment we carry, a CK40CT-60C coil on an ML180UH090E60C furnace, reaches 15.5 SEER2.\u003c\/p\u003e\n\u003cp\u003eR-454B systems need a refrigerant detection sensor at the indoor unit. Lennox installs it at the factory or in the field, so confirm your coil or air handler has one.\u003c\/p\u003e\n\u003ch2\u003eSizing and fit\u003c\/h2\u003e\n\u003cp\u003eSize it from a Manual J load calculation, and treat your old unit's tonnage as a starting point only. If you're keeping your indoor coil, check that it appears in an AHRI listing with this unit before you order.\u003c\/p\u003e\n\u003cp\u003eIt cools down to 45°F outdoor air without extra controls, and Lennox's optional low ambient kit takes it down to 30°F.\u003c\/p\u003e\n\u003ch2\u003eWarranty and registration\u003c\/h2\u003e\n\u003cp\u003eHVAC USA is an authorized Lennox reseller, and everything we sell is new factory equipment. Your full Lennox warranty applies when a licensed, manufacturer-certified contractor installs your system and registers it within 60 days.\u003c\/p\u003e\n\u003ch2\u003eShipping and help\u003c\/h2\u003e\n\u003cp\u003eFree shipping on major equipment from our Kansas City warehouse to every state and D.C. except Alaska, Hawaii, Washington, Oregon, and Idaho, where you pay the shipping rate shown at checkout. Call (913) 364-0070, Monday to Friday, 9am to 5pm CST, and we'll help you confirm sizing and an AHRI-matched pairing before you order.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":47627477156002,"sku":"EL16KC1-048-230","price":4734.33,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0690\/3352\/5410\/files\/download_5813c2b9-e669-4c4e-bbb6-1efd026cfb3e.jpg?v=1788738524"},{"product_id":"lennox-el16kc1-060-230-60-000-air-conditioner","title":"Lennox EL16KC1-060-230 15.0 SEER2 60,000 BTU Single-Speed Air Conditioner","description":"\u003cp\u003eThe Lennox EL16KC1-060-230 is a 5 ton (60,000 BTU) Elite Series central air conditioner with a single-stage scroll compressor and R-454B refrigerant. Depending on the indoor match, it's AHRI-rated up to 15 SEER2.\u003c\/p\u003e\n\u003ch2\u003eKey specs\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eEfficiency: 13.8 to 14.7 SEER2 with the Lennox coils and air handlers we carry\u003c\/li\u003e\n\u003cli\u003eLine connections: 3\/8-inch liquid and 1-1\/8-inch suction, sweat\u003c\/li\u003e\n\u003cli\u003eSound rating: 74 dBA\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eReading the model number\u003c\/h2\u003e\n\u003cp\u003eEL is Lennox's Elite line, and 16 is the nominal SEER2 class for the EL16KC1 series. K is R-454B, C is an air conditioner, 1 is the single-stage compressor, 060 is 5 tons, and 230 is 208\/230V single-phase. The characters after 230 on the unit label are Lennox revision codes. The AHRI Directory lists it as EL16KC1-060-230A**.\u003c\/p\u003e\n\u003ch2\u003eWhat it pairs with\u003c\/h2\u003e\n\u003cp\u003eThe AHRI Directory lists this unit with Lennox CK40CT, CK40DT, CK40HT, and CK40UT coils on Lennox gas furnaces, and with CBK45UHET, CBK45UHVT, and CBK47UHET air handlers. The best listed match with equipment we carry, a CK40CT-60C coil on an ML180UH110V60C furnace, reaches 14.7 SEER2.\u003c\/p\u003e\n\u003cp\u003eR-454B systems need a refrigerant detection sensor at the indoor unit. Lennox installs it at the factory or in the field, so confirm your coil or air handler has one.\u003c\/p\u003e\n\u003ch2\u003eSizing and fit\u003c\/h2\u003e\n\u003cp\u003eSize it from a Manual J load calculation, and treat your old unit's tonnage as a starting point only. If you're keeping your indoor coil, check that it appears in an AHRI listing with this unit before you order.\u003c\/p\u003e\n\u003cp\u003eIt cools down to 45°F outdoor air without extra controls, and Lennox's optional low ambient kit takes it down to 30°F.\u003c\/p\u003e\n\u003ch2\u003eWarranty and registration\u003c\/h2\u003e\n\u003cp\u003eHVAC USA is an authorized Lennox reseller, and everything we sell is new factory equipment. Your full Lennox warranty applies when a licensed, manufacturer-certified contractor installs your system and registers it within 60 days.\u003c\/p\u003e\n\u003ch2\u003eShipping and help\u003c\/h2\u003e\n\u003cp\u003eFree shipping on major equipment from our Kansas City warehouse to every state and D.C. except Alaska, Hawaii, Washington, Oregon, and Idaho, where you pay the shipping rate shown at checkout. Call (913) 364-0070, Monday to Friday, 9am to 5pm CST, and we'll help you confirm sizing and an AHRI-matched pairing before you order.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":47627477188770,"sku":"EL16KC1-060-230","price":5237.31,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0690\/3352\/5410\/files\/download_fa00f9c2-4720-4674-9272-166056a9b987.jpg?v=1788738525"},{"product_id":"lennox-el15kc1-018-230-18-000-air-conditioner","title":"Lennox EL15KC1-018-230 17 SEER2 18,000 BTU Single-Speed Air Conditioner","description":"\u003cp\u003eThe Lennox EL15KC1-018-230 is a 1.5 ton (18,000 BTU) Elite Series central air conditioner with a single-stage scroll compressor and R-454B refrigerant. Depending on the indoor match, it's AHRI-rated up to 17 SEER2.\u003c\/p\u003e\n\u003ch2\u003eKey specs\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eEfficiency: 13.4 to 17 SEER2 with the Lennox coils and air handlers we carry\u003c\/li\u003e\n\u003cli\u003eRefrigerant: R-454B, factory charged with 4 lb for a 15-foot line set\u003c\/li\u003e\n\u003cli\u003eLine connections: 3\/8-inch liquid and 3\/4-inch suction, sweat\u003c\/li\u003e\n\u003cli\u003eSound rating: 72 dBA\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eReading the model number\u003c\/h2\u003e\n\u003cp\u003eEL is Lennox's Elite line, and 15 is the nominal SEER2 class for the EL15KC1 series. K is R-454B, C is an air conditioner, 1 is the single-stage compressor, 018 is 1.5 tons, and 230 is 208\/230V single-phase. The characters after 230 on the unit label are Lennox revision codes. The AHRI Directory lists it as EL15KC1-018-230A**.\u003c\/p\u003e\n\u003ch2\u003eWhat it pairs with\u003c\/h2\u003e\n\u003cp\u003eThe AHRI Directory lists this unit with Lennox CK40CT, CK40DT, CK40HT, and CK40UT coils on Lennox gas furnaces, and with CBK45UHET, CBK45UHPT, CBK45UHVT, and CBK47UHET air handlers. The best listed match with equipment we carry, a CK40CT-36C coil on an ML193UH090XE36C furnace, reaches 17 SEER2.\u003c\/p\u003e\n\u003cp\u003eR-454B systems need a refrigerant detection sensor at the indoor unit. Lennox installs it at the factory or in the field, so confirm your coil or air handler has one.\u003c\/p\u003e\n\u003ch2\u003eSizing and fit\u003c\/h2\u003e\n\u003cp\u003eSize it from a Manual J load calculation, and treat your old unit's tonnage as a starting point only. If you're keeping your indoor coil, check that it appears in an AHRI listing with this unit before you order.\u003c\/p\u003e\n\u003cp\u003eIt cools down to 45°F outdoor air without extra controls, and Lennox's optional low ambient kit takes it down to 30°F.\u003c\/p\u003e\n\u003ch2\u003eWarranty and registration\u003c\/h2\u003e\n\u003cp\u003eHVAC USA is an authorized Lennox reseller, and everything we sell is new factory equipment. Your full Lennox warranty applies when a licensed, manufacturer-certified contractor installs your system and registers it within 60 days.\u003c\/p\u003e\n\u003ch2\u003eShipping and help\u003c\/h2\u003e\n\u003cp\u003eFree shipping on major equipment from our Kansas City warehouse to every state and D.C. except Alaska, Hawaii, Washington, Oregon, and Idaho, where you pay the shipping rate shown at checkout. Call (913) 364-0070, Monday to Friday, 9am to 5pm CST, and we'll help you confirm sizing and an AHRI-matched pairing before you order.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":47627477221538,"sku":"EL15KC1-018-230","price":2468.66,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0690\/3352\/5410\/files\/download_629bca49-14f1-4b7c-9c93-a48339b19209.jpg?v=1788738527"},{"product_id":"lennox-el15kc1-024-230-24-000-air-conditioner","title":"Lennox EL15KC1-024-230 16 SEER2 24,000 BTU Single-Speed Air Conditioner","description":"\u003cp\u003eThe Lennox EL15KC1-024-230 is a 2 ton (24,000 BTU) Elite Series central air conditioner with a single-stage scroll compressor and R-454B refrigerant. Depending on the indoor match, it's AHRI-rated up to 16 SEER2.\u003c\/p\u003e\n\u003ch2\u003eKey specs\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eEfficiency: 13.4 to 16 SEER2 with the Lennox coils and air handlers we carry\u003c\/li\u003e\n\u003cli\u003eRefrigerant: R-454B, factory charged with 4 lb 7 oz for a 15-foot line set\u003c\/li\u003e\n\u003cli\u003eLine connections: 3\/8-inch liquid and 3\/4-inch suction, sweat\u003c\/li\u003e\n\u003cli\u003eSound rating: 72 dBA\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eReading the model number\u003c\/h2\u003e\n\u003cp\u003eEL is Lennox's Elite line, and 15 is the nominal SEER2 class for the EL15KC1 series. K is R-454B, C is an air conditioner, 1 is the single-stage compressor, 024 is 2 tons, and 230 is 208\/230V single-phase. The characters after 230 on the unit label are Lennox revision codes. The AHRI Directory lists it as EL15KC1-024-230A**.\u003c\/p\u003e\n\u003ch2\u003eWhat it pairs with\u003c\/h2\u003e\n\u003cp\u003eThe AHRI Directory lists this unit with Lennox CK40CT, CK40DT, CK40HT, and CK40UT coils on Lennox gas furnaces, and with CBK45UHET, CBK45UHPT, CBK45UHVT, and CBK47UHET air handlers. The best listed match with equipment we carry, a CK40CT-36C coil on an EL280UH110E48C furnace, reaches 16 SEER2.\u003c\/p\u003e\n\u003cp\u003eR-454B systems need a refrigerant detection sensor at the indoor unit. Lennox installs it at the factory or in the field, so confirm your coil or air handler has one.\u003c\/p\u003e\n\u003ch2\u003eSizing and fit\u003c\/h2\u003e\n\u003cp\u003eSize it from a Manual J load calculation, and treat your old unit's tonnage as a starting point only. If you're keeping your indoor coil, check that it appears in an AHRI listing with this unit before you order.\u003c\/p\u003e\n\u003cp\u003eIt cools down to 45°F outdoor air without extra controls, and Lennox's optional low ambient kit takes it down to 30°F.\u003c\/p\u003e\n\u003ch2\u003eWarranty and registration\u003c\/h2\u003e\n\u003cp\u003eHVAC USA is an authorized Lennox reseller, and everything we sell is new factory equipment. Your full Lennox warranty applies when a licensed, manufacturer-certified contractor installs your system and registers it within 60 days.\u003c\/p\u003e\n\u003ch2\u003eShipping and help\u003c\/h2\u003e\n\u003cp\u003eFree shipping on major equipment from our Kansas City warehouse to every state and D.C. except Alaska, Hawaii, Washington, Oregon, and Idaho, where you pay the shipping rate shown at checkout. Call (913) 364-0070, Monday to Friday, 9am to 5pm CST, and we'll help you confirm sizing and an AHRI-matched pairing before you order.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":47627477254306,"sku":"EL15KC1-024-230","price":2626.87,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0690\/3352\/5410\/files\/download_55b92018-6aed-455c-af8b-3df0fe7bd6b7.jpg?v=1788738529"},{"product_id":"lennox-el15kc1-030-230-30-000-air-conditioner","title":"Lennox EL15KC1-030-230 16.0 SEER2 30,000 BTU Single-Speed Air Conditioner","description":"\u003cp\u003eThe Lennox EL15KC1-030-230 is a 2.5 ton (30,000 BTU) Elite Series central air conditioner with a single-stage scroll compressor and R-454B refrigerant. Depending on the indoor match, it's AHRI-rated up to 16 SEER2.\u003c\/p\u003e\n\u003ch2\u003eKey specs\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eEfficiency: 13.4 to 15.5 SEER2 with the Lennox coils and air handlers we carry\u003c\/li\u003e\n\u003cli\u003eRefrigerant: R-454B, factory charged with 4 lb 14 oz for a 15-foot line set\u003c\/li\u003e\n\u003cli\u003eLine connections: 3\/8-inch liquid and 3\/4-inch suction, sweat\u003c\/li\u003e\n\u003cli\u003eSound rating: 71 dBA\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eReading the model number\u003c\/h2\u003e\n\u003cp\u003eEL is Lennox's Elite line, and 15 is the nominal SEER2 class for the EL15KC1 series. K is R-454B, C is an air conditioner, 1 is the single-stage compressor, 030 is 2.5 tons, and 230 is 208\/230V single-phase. The characters after 230 on the unit label are Lennox revision codes. The AHRI Directory lists it as EL15KC1-030-230A**.\u003c\/p\u003e\n\u003ch2\u003eWhat it pairs with\u003c\/h2\u003e\n\u003cp\u003eThe AHRI Directory lists this unit with Lennox CK40CT, CK40DT, CK40HT, and CK40UT coils on Lennox gas furnaces, and with CBK45UHET, CBK45UHPT, CBK45UHVT, and CBK47UHET air handlers. The best listed match with equipment we carry, a CK40CT-36C coil on an ML180UH110E60C furnace, reaches 15.5 SEER2.\u003c\/p\u003e\n\u003cp\u003eR-454B systems need a refrigerant detection sensor at the indoor unit. Lennox installs it at the factory or in the field, so confirm your coil or air handler has one.\u003c\/p\u003e\n\u003ch2\u003eSizing and fit\u003c\/h2\u003e\n\u003cp\u003eSize it from a Manual J load calculation, and treat your old unit's tonnage as a starting point only. If you're keeping your indoor coil, check that it appears in an AHRI listing with this unit before you order.\u003c\/p\u003e\n\u003cp\u003eIt cools down to 45°F outdoor air without extra controls, and Lennox's optional low ambient kit takes it down to 30°F.\u003c\/p\u003e\n\u003ch2\u003eWarranty and registration\u003c\/h2\u003e\n\u003cp\u003eHVAC USA is an authorized Lennox reseller, and everything we sell is new factory equipment. Your full Lennox warranty applies when a licensed, manufacturer-certified contractor installs your system and registers it within 60 days.\u003c\/p\u003e\n\u003ch2\u003eShipping and help\u003c\/h2\u003e\n\u003cp\u003eFree shipping on major equipment from our Kansas City warehouse to every state and D.C. except Alaska, Hawaii, Washington, Oregon, and Idaho, where you pay the shipping rate shown at checkout. Call (913) 364-0070, Monday to Friday, 9am to 5pm CST, and we'll help you confirm sizing and an AHRI-matched pairing before you order.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":47627477287074,"sku":"EL15KC1-030-230","price":2913.43,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0690\/3352\/5410\/files\/download_8c3f020e-d837-4632-bc90-0ed1b78ca62c.jpg?v=1788738531"},{"product_id":"lennox-el15kc1-036-230-36-000-air-conditioner","title":"Lennox EL15KC1-036-230 16.0 SEER2 36,000 BTU Single-Speed Air Conditioner","description":"\u003cp\u003eThe Lennox EL15KC1-036-230 is a 3 ton (36,000 BTU) Elite Series central air conditioner with a single-stage scroll compressor and R-454B refrigerant. Depending on the indoor match, it's AHRI-rated up to 16 SEER2.\u003c\/p\u003e\n\u003ch2\u003eKey specs\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eEfficiency: 13.4 to 15.5 SEER2 with the Lennox coils and air handlers we carry\u003c\/li\u003e\n\u003cli\u003eRefrigerant: R-454B, factory charged with 5 lb 10 oz for a 15-foot line set\u003c\/li\u003e\n\u003cli\u003eLine connections: 3\/8-inch liquid and 7\/8-inch suction, sweat\u003c\/li\u003e\n\u003cli\u003eSound rating: 74 dBA\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eReading the model number\u003c\/h2\u003e\n\u003cp\u003eEL is Lennox's Elite line, and 15 is the nominal SEER2 class for the EL15KC1 series. K is R-454B, C is an air conditioner, 1 is the single-stage compressor, 036 is 3 tons, and 230 is 208\/230V single-phase. The characters after 230 on the unit label are Lennox revision codes. The AHRI Directory lists it as EL15KC1-036-230A**.\u003c\/p\u003e\n\u003ch2\u003eWhat it pairs with\u003c\/h2\u003e\n\u003cp\u003eThe AHRI Directory lists this unit with Lennox CK40CT, CK40DT, CK40HT, and CK40UT coils on Lennox gas furnaces, and with CBK45UHET, CBK45UHPT, CBK45UHVT, and CBK47UHET air handlers. The best listed match with equipment we carry, a CK40CT-36C coil on an EL280UH110E48C furnace, reaches 15.5 SEER2.\u003c\/p\u003e\n\u003cp\u003eR-454B systems need a refrigerant detection sensor at the indoor unit. Lennox installs it at the factory or in the field, so confirm your coil or air handler has one.\u003c\/p\u003e\n\u003ch2\u003eSizing and fit\u003c\/h2\u003e\n\u003cp\u003eSize it from a Manual J load calculation, and treat your old unit's tonnage as a starting point only. If you're keeping your indoor coil, check that it appears in an AHRI listing with this unit before you order.\u003c\/p\u003e\n\u003cp\u003eIt cools down to 45°F outdoor air without extra controls, and Lennox's optional low ambient kit takes it down to 30°F.\u003c\/p\u003e\n\u003ch2\u003eWarranty and registration\u003c\/h2\u003e\n\u003cp\u003eHVAC USA is an authorized Lennox reseller, and everything we sell is new factory equipment. Your full Lennox warranty applies when a licensed, manufacturer-certified contractor installs your system and registers it within 60 days.\u003c\/p\u003e\n\u003ch2\u003eShipping and help\u003c\/h2\u003e\n\u003cp\u003eFree shipping on major equipment from our Kansas City warehouse to every state and D.C. except Alaska, Hawaii, Washington, Oregon, and Idaho, where you pay the shipping rate shown at checkout. Call (913) 364-0070, Monday to Friday, 9am to 5pm CST, and we'll help you confirm sizing and an AHRI-matched pairing before you order.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":47627477319842,"sku":"EL15KC1-036-230","price":3137.31,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0690\/3352\/5410\/files\/download_54dd6d24-b17d-4100-a72a-143e973ce564.jpg?v=1788738533"},{"product_id":"lennox-el15kc1-042-230-42-000-air-conditioner","title":"Lennox EL15KC1-042-230 16.0 SEER2 42,000 BTU Single-Speed Air Conditioner","description":"\u003cp\u003eThe Lennox EL15KC1-042-230 is a 3.5 ton (42,000 BTU) Elite Series central air conditioner with a single-stage scroll compressor and R-454B refrigerant. Depending on the indoor match, it's AHRI-rated up to 16 SEER2.\u003c\/p\u003e\n\u003ch2\u003eKey specs\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eEfficiency: 13.4 to 15.5 SEER2 with the Lennox coils and air handlers we carry\u003c\/li\u003e\n\u003cli\u003eRefrigerant: R-454B, factory charged with 6 lb 2 oz for a 15-foot line set\u003c\/li\u003e\n\u003cli\u003eLine connections: 3\/8-inch liquid and 7\/8-inch suction, sweat\u003c\/li\u003e\n\u003cli\u003eSound rating: 72 dBA\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eReading the model number\u003c\/h2\u003e\n\u003cp\u003eEL is Lennox's Elite line, and 15 is the nominal SEER2 class for the EL15KC1 series. K is R-454B, C is an air conditioner, 1 is the single-stage compressor, 042 is 3.5 tons, and 230 is 208\/230V single-phase. The characters after 230 on the unit label are Lennox revision codes. The AHRI Directory lists it as EL15KC1-042-230A**.\u003c\/p\u003e\n\u003ch2\u003eWhat it pairs with\u003c\/h2\u003e\n\u003cp\u003eThe AHRI Directory lists this unit with Lennox CK40CT, CK40DT, CK40HT, and CK40UT coils on Lennox gas furnaces, and with CBK45UHET, CBK45UHPT, CBK45UHVT, and CBK47UHET air handlers. The best listed match with equipment we carry, a CK40HT-51\/61C coil on an ML180UH090E60C furnace, reaches 15.5 SEER2.\u003c\/p\u003e\n\u003cp\u003eR-454B systems need a refrigerant detection sensor at the indoor unit. Lennox installs it at the factory or in the field, so confirm your coil or air handler has one.\u003c\/p\u003e\n\u003ch2\u003eSizing and fit\u003c\/h2\u003e\n\u003cp\u003eSize it from a Manual J load calculation, and treat your old unit's tonnage as a starting point only. If you're keeping your indoor coil, check that it appears in an AHRI listing with this unit before you order.\u003c\/p\u003e\n\u003cp\u003eIt cools down to 45°F outdoor air without extra controls, and Lennox's optional low ambient kit takes it down to 30°F.\u003c\/p\u003e\n\u003ch2\u003eWarranty and registration\u003c\/h2\u003e\n\u003cp\u003eHVAC USA is an authorized Lennox reseller, and everything we sell is new factory equipment. Your full Lennox warranty applies when a licensed, manufacturer-certified contractor installs your system and registers it within 60 days.\u003c\/p\u003e\n\u003ch2\u003eShipping and help\u003c\/h2\u003e\n\u003cp\u003eFree shipping on major equipment from our Kansas City warehouse to every state and D.C. except Alaska, Hawaii, Washington, Oregon, and Idaho, where you pay the shipping rate shown at checkout. Call (913) 364-0070, Monday to Friday, 9am to 5pm CST, and we'll help you confirm sizing and an AHRI-matched pairing before you order.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":47627477352610,"sku":"EL15KC1-042-230","price":3771.64,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0690\/3352\/5410\/files\/download_8e419220-8271-434b-876e-101d5160cbec.jpg?v=1788738535"},{"product_id":"lennox-el15kc1-048-230-48-000-air-conditioner","title":"Lennox EL15KC1-048-230 15.0 SEER2 48,000 BTU Single-Speed Air Conditioner","description":"\u003cp\u003eThe Lennox EL15KC1-048-230 is a 4 ton (48,000 BTU) Elite Series central air conditioner with a single-stage scroll compressor and R-454B refrigerant. Depending on the indoor match, it's AHRI-rated up to 15 SEER2.\u003c\/p\u003e\n\u003ch2\u003eKey specs\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eEfficiency: 13.4 to 14.7 SEER2 with the Lennox coils and air handlers we carry\u003c\/li\u003e\n\u003cli\u003eRefrigerant: R-454B, factory charged with 7 lb 10 oz for a 15-foot line set\u003c\/li\u003e\n\u003cli\u003eLine connections: 3\/8-inch liquid and 7\/8-inch suction, sweat\u003c\/li\u003e\n\u003cli\u003eSound rating: 77 dBA\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eReading the model number\u003c\/h2\u003e\n\u003cp\u003eEL is Lennox's Elite line, and 15 is the nominal SEER2 class for the EL15KC1 series. K is R-454B, C is an air conditioner, 1 is the single-stage compressor, 048 is 4 tons, and 230 is 208\/230V single-phase. The characters after 230 on the unit label are Lennox revision codes. The AHRI Directory lists it as EL15KC1-048-230A**.\u003c\/p\u003e\n\u003ch2\u003eWhat it pairs with\u003c\/h2\u003e\n\u003cp\u003eThe AHRI Directory lists this unit with Lennox CK40CT, CK40DT, CK40HT, and CK40UT coils on Lennox gas furnaces, and with CBK45UHET, CBK45UHVT, and CBK47UHET air handlers. The best listed match with equipment we carry, a CK40CT-36C coil on an EL280UH110E60C furnace, reaches 14.7 SEER2.\u003c\/p\u003e\n\u003cp\u003eR-454B systems need a refrigerant detection sensor at the indoor unit. Lennox installs it at the factory or in the field, so confirm your coil or air handler has one.\u003c\/p\u003e\n\u003ch2\u003eSizing and fit\u003c\/h2\u003e\n\u003cp\u003eSize it from a Manual J load calculation, and treat your old unit's tonnage as a starting point only. If you're keeping your indoor coil, check that it appears in an AHRI listing with this unit before you order.\u003c\/p\u003e\n\u003cp\u003eIt cools down to 45°F outdoor air without extra controls, and Lennox's optional low ambient kit takes it down to 30°F.\u003c\/p\u003e\n\u003ch2\u003eWarranty and registration\u003c\/h2\u003e\n\u003cp\u003eHVAC USA is an authorized Lennox reseller, and everything we sell is new factory equipment. Your full Lennox warranty applies when a licensed, manufacturer-certified contractor installs your system and registers it within 60 days.\u003c\/p\u003e\n\u003ch2\u003eShipping and help\u003c\/h2\u003e\n\u003cp\u003eFree shipping on major equipment from our Kansas City warehouse to every state and D.C. except Alaska, Hawaii, Washington, Oregon, and Idaho, where you pay the shipping rate shown at checkout. Call (913) 364-0070, Monday to Friday, 9am to 5pm CST, and we'll help you confirm sizing and an AHRI-matched pairing before you order.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":47627477385378,"sku":"EL15KC1-048-230","price":4138.81,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0690\/3352\/5410\/files\/download_165ece50-da4f-42ee-9974-4f6b3084d3dc.jpg?v=1788738536"},{"product_id":"lennox-el15kc1-060-230-60-000-air-conditioner","title":"Lennox EL15KC1-060-230 15.0 SEER2 60,000 BTU Single-Speed Air Conditioner","description":"\u003cp\u003eThe Lennox EL15KC1-060-230 is a 5 ton (60,000 BTU) Elite Series central air conditioner with a single-stage scroll compressor and R-454B refrigerant. Depending on the indoor match, it's AHRI-rated up to 15 SEER2.\u003c\/p\u003e\n\u003ch2\u003eKey specs\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eEfficiency: 13.4 to 14.7 SEER2 with the Lennox coils and air handlers we carry\u003c\/li\u003e\n\u003cli\u003eRefrigerant: R-454B, factory charged with 8 lb 8 oz for a 15-foot line set\u003c\/li\u003e\n\u003cli\u003eLine connections: 3\/8-inch liquid and 1-1\/8-inch suction, sweat\u003c\/li\u003e\n\u003cli\u003eSound rating: 73 dBA\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eReading the model number\u003c\/h2\u003e\n\u003cp\u003eEL is Lennox's Elite line, and 15 is the nominal SEER2 class for the EL15KC1 series. K is R-454B, C is an air conditioner, 1 is the single-stage compressor, 060 is 5 tons, and 230 is 208\/230V single-phase. The characters after 230 on the unit label are Lennox revision codes. The AHRI Directory lists it as EL15KC1-060-230A**.\u003c\/p\u003e\n\u003ch2\u003eWhat it pairs with\u003c\/h2\u003e\n\u003cp\u003eThe AHRI Directory lists this unit with Lennox CK40CT, CK40DT, CK40HT, and CK40UT coils on Lennox gas furnaces, and with CBK45UHET, CBK45UHVT, and CBK47UHET air handlers. The best listed match with equipment we carry, a CK40CT-60C coil on an ML180UH110V60C furnace, reaches 14.7 SEER2.\u003c\/p\u003e\n\u003cp\u003eR-454B systems need a refrigerant detection sensor at the indoor unit. Lennox installs it at the factory or in the field, so confirm your coil or air handler has one.\u003c\/p\u003e\n\u003ch2\u003eSizing and fit\u003c\/h2\u003e\n\u003cp\u003eSize it from a Manual J load calculation, and treat your old unit's tonnage as a starting point only. If you're keeping your indoor coil, check that it appears in an AHRI listing with this unit before you order.\u003c\/p\u003e\n\u003cp\u003eIt cools down to 45°F outdoor air without extra controls, and Lennox's optional low ambient kit takes it down to 30°F.\u003c\/p\u003e\n\u003ch2\u003eWarranty and registration\u003c\/h2\u003e\n\u003cp\u003eHVAC USA is an authorized Lennox reseller, and everything we sell is new factory equipment. Your full Lennox warranty applies when a licensed, manufacturer-certified contractor installs your system and registers it within 60 days.\u003c\/p\u003e\n\u003ch2\u003eShipping and help\u003c\/h2\u003e\n\u003cp\u003eFree shipping on major equipment from our Kansas City warehouse to every state and D.C. except Alaska, Hawaii, Washington, Oregon, and Idaho, where you pay the shipping rate shown at checkout. Call (913) 364-0070, Monday to Friday, 9am to 5pm CST, and we'll help you confirm sizing and an AHRI-matched pairing before you order.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":47627477418146,"sku":"EL15KC1-060-230","price":4577.61,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0690\/3352\/5410\/files\/download_46d310b3-aee5-4d6a-892a-f51ca6d701b4.jpg?v=1788738539"},{"product_id":"lennox-ml14kc1-018-230-18-000-air-conditioner","title":"Lennox ML14KC1-018-230 18 SEER2 18,000 BTU Single-Speed Air Conditioner","description":"\u003cp\u003eThe Lennox ML14KC1-018-230 is a 1.5 ton (18,000 BTU) Merit Series central air conditioner with a single-stage scroll compressor and R-454B refrigerant. Depending on the indoor match, it's AHRI-rated up to 18 SEER2.\u003c\/p\u003e\n\u003ch2\u003eKey specs\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eEfficiency: 14.3 to 18 SEER2 with the Lennox coils and air handlers we carry\u003c\/li\u003e\n\u003cli\u003eLine connections: 3\/8-inch liquid and 3\/4-inch suction, sweat\u003c\/li\u003e\n\u003cli\u003eSound rating: 73 dBA\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eReading the model number\u003c\/h2\u003e\n\u003cp\u003eML is Lennox's Merit line, and 14 is the nominal SEER2 class for the ML14KC1 series. K is R-454B, C is an air conditioner, 1 is the single-stage compressor, 018 is 1.5 tons, and 230 is 208\/230V single-phase. The characters after 230 on the unit label are Lennox revision codes. The AHRI Directory lists it as ML14KC1-018-230A**.\u003c\/p\u003e\n\u003ch2\u003eWhat it pairs with\u003c\/h2\u003e\n\u003cp\u003eThe AHRI Directory lists this unit with Lennox CK40CT, CK40DT, CK40HT, and CK40UT coils on Lennox gas furnaces, and with CBK45UHET, CBK45UHPT, CBK45UHVT, and CBK47UHET air handlers. The best listed match with equipment we carry, a CK40CT-36C coil on an ML193UH090XE36C furnace, reaches 18 SEER2.\u003c\/p\u003e\n\u003cp\u003eR-454B systems need a refrigerant detection sensor at the indoor unit. Lennox installs it at the factory or in the field, so confirm your coil or air handler has one.\u003c\/p\u003e\n\u003ch2\u003eSizing and fit\u003c\/h2\u003e\n\u003cp\u003eSize it from a Manual J load calculation, and treat your old unit's tonnage as a starting point only. If you're keeping your indoor coil, check that it appears in an AHRI listing with this unit before you order.\u003c\/p\u003e\n\u003cp\u003eIt cools down to 45°F outdoor air without extra controls, and Lennox's optional low ambient kit takes it down to 30°F.\u003c\/p\u003e\n\u003ch2\u003eWarranty and registration\u003c\/h2\u003e\n\u003cp\u003eHVAC USA is an authorized Lennox reseller, and everything we sell is new factory equipment. Your full Lennox warranty applies when a licensed, manufacturer-certified contractor installs your system and registers it within 60 days.\u003c\/p\u003e\n\u003ch2\u003eShipping and help\u003c\/h2\u003e\n\u003cp\u003eFree shipping on major equipment from our Kansas City warehouse to every state and D.C. except Alaska, Hawaii, Washington, Oregon, and Idaho, where you pay the shipping rate shown at checkout. Call (913) 364-0070, Monday to Friday, 9am to 5pm CST, and we'll help you confirm sizing and an AHRI-matched pairing before you order.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":47627477614754,"sku":"ML14KC1-018-230","price":2289.55,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0690\/3352\/5410\/files\/ML14KC1-018-230.jpg?v=1788821699"},{"product_id":"lennox-ml14kc1-024-230-24-000-air-conditioner","title":"Lennox ML14KC1-024-230 17.0 SEER2 24,000 BTU Single-Speed Air Conditioner","description":"\u003cp\u003eThe Lennox ML14KC1-024-230 is a 2 ton (24,000 BTU) Merit Series central air conditioner with a single-stage scroll compressor and R-454B refrigerant. Depending on the indoor match, it's AHRI-rated up to 17 SEER2.\u003c\/p\u003e\n\u003ch2\u003eKey specs\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eEfficiency: 14.3 to 17 SEER2 with the Lennox coils and air handlers we carry\u003c\/li\u003e\n\u003cli\u003eRefrigerant: R-454B, factory charged with 4 lb 14 oz for a 15-foot line set\u003c\/li\u003e\n\u003cli\u003eLine connections: 3\/8-inch liquid and 3\/4-inch suction, sweat\u003c\/li\u003e\n\u003cli\u003eSound rating: 75 dBA\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eReading the model number\u003c\/h2\u003e\n\u003cp\u003eML is Lennox's Merit line, and 14 is the nominal SEER2 class for the ML14KC1 series. K is R-454B, C is an air conditioner, 1 is the single-stage compressor, 024 is 2 tons, and 230 is 208\/230V single-phase. The characters after 230 on the unit label are Lennox revision codes. The AHRI Directory lists it as ML14KC1-024-230A**.\u003c\/p\u003e\n\u003ch2\u003eWhat it pairs with\u003c\/h2\u003e\n\u003cp\u003eThe AHRI Directory lists this unit with Lennox CK40CT, CK40DT, CK40HT, and CK40UT coils on Lennox gas furnaces, and with CBK45UHET, CBK45UHPT, CBK45UHVT, and CBK47UHET air handlers. The best listed match with equipment we carry, a CK40CT-36C coil on an ML193UH110XE48C furnace, reaches 17 SEER2.\u003c\/p\u003e\n\u003cp\u003eR-454B systems need a refrigerant detection sensor at the indoor unit. Lennox installs it at the factory or in the field, so confirm your coil or air handler has one.\u003c\/p\u003e\n\u003ch2\u003eSizing and fit\u003c\/h2\u003e\n\u003cp\u003eSize it from a Manual J load calculation, and treat your old unit's tonnage as a starting point only. If you're keeping your indoor coil, check that it appears in an AHRI listing with this unit before you order.\u003c\/p\u003e\n\u003cp\u003eIt cools down to 45°F outdoor air without extra controls, and Lennox's optional low ambient kit takes it down to 30°F.\u003c\/p\u003e\n\u003ch2\u003eWarranty and registration\u003c\/h2\u003e\n\u003cp\u003eHVAC USA is an authorized Lennox reseller, and everything we sell is new factory equipment. Your full Lennox warranty applies when a licensed, manufacturer-certified contractor installs your system and registers it within 60 days.\u003c\/p\u003e\n\u003ch2\u003eShipping and help\u003c\/h2\u003e\n\u003cp\u003eFree shipping on major equipment from our Kansas City warehouse to every state and D.C. except Alaska, Hawaii, Washington, Oregon, and Idaho, where you pay the shipping rate shown at checkout. Call (913) 364-0070, Monday to Friday, 9am to 5pm CST, and we'll help you confirm sizing and an AHRI-matched pairing before you order.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":47627477647522,"sku":"ML14KC1-024-230","price":2294.03,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0690\/3352\/5410\/files\/ML14KC1-024-230.jpg?v=1788821712"},{"product_id":"lennox-ml14kc1-030-230-30-000-air-conditioner","title":"Lennox ML14KC1-030-230 17.0 SEER2 30,000 BTU Single-Speed Air Conditioner","description":"\u003cp\u003eThe Lennox ML14KC1-030-230 is a 2.5 ton (30,000 BTU) Merit Series central air conditioner with a single-stage scroll compressor and R-454B refrigerant. Depending on the indoor match, it's AHRI-rated up to 17 SEER2.\u003c\/p\u003e\n\u003ch2\u003eKey specs\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eEfficiency: 14.3 to 16.9 SEER2 with the Lennox coils and air handlers we carry\u003c\/li\u003e\n\u003cli\u003eLine connections: 3\/8-inch liquid and 3\/4-inch suction, sweat\u003c\/li\u003e\n\u003cli\u003eSound rating: 76 dBA\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eReading the model number\u003c\/h2\u003e\n\u003cp\u003eML is Lennox's Merit line, and 14 is the nominal SEER2 class for the ML14KC1 series. K is R-454B, C is an air conditioner, 1 is the single-stage compressor, 030 is 2.5 tons, and 230 is 208\/230V single-phase. The characters after 230 on the unit label are Lennox revision codes. The AHRI Directory lists it as ML14KC1-030-230A**.\u003c\/p\u003e\n\u003ch2\u003eWhat it pairs with\u003c\/h2\u003e\n\u003cp\u003eThe AHRI Directory lists this unit with Lennox CK40CT, CK40DT, CK40HT, and CK40UT coils on Lennox gas furnaces, and with CBK45UHET, CBK45UHPT, CBK45UHVT, and CBK47UHET air handlers. The best listed match with equipment we carry, a CK40HT-42B coil on an SL280UH090V36B furnace, reaches 16.9 SEER2.\u003c\/p\u003e\n\u003cp\u003eR-454B systems need a refrigerant detection sensor at the indoor unit. Lennox installs it at the factory or in the field, so confirm your coil or air handler has one.\u003c\/p\u003e\n\u003ch2\u003eSizing and fit\u003c\/h2\u003e\n\u003cp\u003eSize it from a Manual J load calculation, and treat your old unit's tonnage as a starting point only. If you're keeping your indoor coil, check that it appears in an AHRI listing with this unit before you order.\u003c\/p\u003e\n\u003cp\u003eIt cools down to 45°F outdoor air without extra controls, and Lennox's optional low ambient kit takes it down to 30°F.\u003c\/p\u003e\n\u003ch2\u003eWarranty and registration\u003c\/h2\u003e\n\u003cp\u003eHVAC USA is an authorized Lennox reseller, and everything we sell is new factory equipment. Your full Lennox warranty applies when a licensed, manufacturer-certified contractor installs your system and registers it within 60 days.\u003c\/p\u003e\n\u003ch2\u003eShipping and help\u003c\/h2\u003e\n\u003cp\u003eFree shipping on major equipment from our Kansas City warehouse to every state and D.C. except Alaska, Hawaii, Washington, Oregon, and Idaho, where you pay the shipping rate shown at checkout. Call (913) 364-0070, Monday to Friday, 9am to 5pm CST, and we'll help you confirm sizing and an AHRI-matched pairing before you order.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":47627477680290,"sku":"ML14KC1-030-230","price":2541.79,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0690\/3352\/5410\/files\/ML14KC1-030-230.jpg?v=1788821725"},{"product_id":"lennox-ml14kc1-036-230-36-000-air-conditioner","title":"Lennox ML14KC1-036-230 16.5 SEER2 36,000 BTU Single-Speed Air Conditioner","description":"\u003cp\u003eThe Lennox ML14KC1-036-230 is a 3 ton (36,000 BTU) Merit Series central air conditioner with a single-stage scroll compressor and R-454B refrigerant. Depending on the indoor match, it's AHRI-rated up to 16.5 SEER2.\u003c\/p\u003e\n\u003ch2\u003eKey specs\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eEfficiency: 14.3 to 16.5 SEER2 with the Lennox coils and air handlers we carry\u003c\/li\u003e\n\u003cli\u003eLine connections: 3\/8-inch liquid and 7\/8-inch suction, sweat\u003c\/li\u003e\n\u003cli\u003eSound rating: 76 dBA\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eReading the model number\u003c\/h2\u003e\n\u003cp\u003eML is Lennox's Merit line, and 14 is the nominal SEER2 class for the ML14KC1 series. K is R-454B, C is an air conditioner, 1 is the single-stage compressor, 036 is 3 tons, and 230 is 208\/230V single-phase. The characters after 230 on the unit label are Lennox revision codes. The AHRI Directory lists it as ML14KC1-036-230A**.\u003c\/p\u003e\n\u003ch2\u003eWhat it pairs with\u003c\/h2\u003e\n\u003cp\u003eThe AHRI Directory lists this unit with Lennox CK40CT, CK40DT, CK40HT, and CK40UT coils on Lennox gas furnaces, and with CBK45UHET, CBK45UHPT, CBK45UHVT, and CBK47UHET air handlers. The best listed match with equipment we carry, a CK40HT-51\/61C coil on an SL280UH090V60C furnace, reaches 16.5 SEER2.\u003c\/p\u003e\n\u003cp\u003eR-454B systems need a refrigerant detection sensor at the indoor unit. Lennox installs it at the factory or in the field, so confirm your coil or air handler has one.\u003c\/p\u003e\n\u003ch2\u003eSizing and fit\u003c\/h2\u003e\n\u003cp\u003eSize it from a Manual J load calculation, and treat your old unit's tonnage as a starting point only. If you're keeping your indoor coil, check that it appears in an AHRI listing with this unit before you order.\u003c\/p\u003e\n\u003cp\u003eIt cools down to 45°F outdoor air without extra controls, and Lennox's optional low ambient kit takes it down to 30°F.\u003c\/p\u003e\n\u003ch2\u003eWarranty and registration\u003c\/h2\u003e\n\u003cp\u003eHVAC USA is an authorized Lennox reseller, and everything we sell is new factory equipment. Your full Lennox warranty applies when a licensed, manufacturer-certified contractor installs your system and registers it within 60 days.\u003c\/p\u003e\n\u003ch2\u003eShipping and help\u003c\/h2\u003e\n\u003cp\u003eFree shipping on major equipment from our Kansas City warehouse to every state and D.C. except Alaska, Hawaii, Washington, Oregon, and Idaho, where you pay the shipping rate shown at checkout. Call (913) 364-0070, Monday to Friday, 9am to 5pm CST, and we'll help you confirm sizing and an AHRI-matched pairing before you order.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":47627477713058,"sku":"ML14KC1-036-230","price":2729.85,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0690\/3352\/5410\/files\/ML14KC1-036-230.jpg?v=1788821738"},{"product_id":"lennox-ml14kc1-041-230-42-000-air-conditioner","title":"Lennox ML14KC1-041-230 17 SEER2 42,000 BTU Single-Speed Air Conditioner","description":"\u003cp\u003eThe Lennox ML14KC1-041-230 is a 3.5 ton (42,000 BTU) Merit Series central air conditioner with a single-stage scroll compressor and R-454B refrigerant. Depending on the indoor match, it's AHRI-rated up to 17 SEER2.\u003c\/p\u003e\n\u003ch2\u003eKey specs\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eEfficiency: 14.3 to 17 SEER2 with the Lennox coils and air handlers we carry\u003c\/li\u003e\n\u003cli\u003eRefrigerant: R-454B, factory charged with 7 lb 7 oz for a 15-foot line set\u003c\/li\u003e\n\u003cli\u003eLine connections: 3\/8-inch liquid and 7\/8-inch suction, sweat\u003c\/li\u003e\n\u003cli\u003eSound rating: 75 dBA\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eReading the model number\u003c\/h2\u003e\n\u003cp\u003eML is Lennox's Merit line, and 14 is the nominal SEER2 class for the ML14KC1 series. K is R-454B, C is an air conditioner, 1 is the single-stage compressor, 041 is 3.5 tons, and 230 is 208\/230V single-phase. The characters after 230 on the unit label are Lennox revision codes. The AHRI Directory lists it as ML14KC1-041-230A**.\u003c\/p\u003e\n\u003ch2\u003eWhat it pairs with\u003c\/h2\u003e\n\u003cp\u003eThe AHRI Directory lists this unit with Lennox CK40CT, CK40DT, CK40HT, and CK40UT coils on Lennox gas furnaces, and with CBK45UHET, CBK45UHPT, CBK45UHVT, and CBK47UHET air handlers. The best listed match with equipment we carry, a CK40HT-60D coil on an ML180UH090E60C furnace, reaches 17 SEER2.\u003c\/p\u003e\n\u003cp\u003eR-454B systems need a refrigerant detection sensor at the indoor unit. Lennox installs it at the factory or in the field, so confirm your coil or air handler has one.\u003c\/p\u003e\n\u003ch2\u003eSizing and fit\u003c\/h2\u003e\n\u003cp\u003eSize it from a Manual J load calculation, and treat your old unit's tonnage as a starting point only. If you're keeping your indoor coil, check that it appears in an AHRI listing with this unit before you order.\u003c\/p\u003e\n\u003cp\u003eIt cools down to 45°F outdoor air without extra controls, and Lennox's optional low ambient kit takes it down to 30°F.\u003c\/p\u003e\n\u003ch2\u003eWarranty and registration\u003c\/h2\u003e\n\u003cp\u003eHVAC USA is an authorized Lennox reseller, and everything we sell is new factory equipment. Your full Lennox warranty applies when a licensed, manufacturer-certified contractor installs your system and registers it within 60 days.\u003c\/p\u003e\n\u003ch2\u003eShipping and help\u003c\/h2\u003e\n\u003cp\u003eFree shipping on major equipment from our Kansas City warehouse to every state and D.C. except Alaska, Hawaii, Washington, Oregon, and Idaho, where you pay the shipping rate shown at checkout. Call (913) 364-0070, Monday to Friday, 9am to 5pm CST, and we'll help you confirm sizing and an AHRI-matched pairing before you order.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":47627477745826,"sku":"ML14KC1-041-230","price":3516.42,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0690\/3352\/5410\/files\/ML14KC1-041-230.jpg?v=1788821752"},{"product_id":"lennox-ml14kc1-042-230-42-000-air-conditioner","title":"Lennox ML14KC1-042-230 16.5 SEER2 42,000 BTU Single-Speed Air Conditioner","description":"\u003cp\u003eThe Lennox ML14KC1-042-230 is a 3.5 ton (42,000 BTU) Merit Series central air conditioner with a single-stage scroll compressor and R-454B refrigerant. Depending on the indoor match, it's AHRI-rated up to 16.5 SEER2.\u003c\/p\u003e\n\u003ch2\u003eKey specs\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eEfficiency: 14.3 to 16.5 SEER2 with the Lennox coils and air handlers we carry\u003c\/li\u003e\n\u003cli\u003eRefrigerant: R-454B, factory charged with 7 lb 2 oz for a 15-foot line set\u003c\/li\u003e\n\u003cli\u003eLine connections: 3\/8-inch liquid and 7\/8-inch suction, sweat\u003c\/li\u003e\n\u003cli\u003eSound rating: 76 dBA\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eReading the model number\u003c\/h2\u003e\n\u003cp\u003eML is Lennox's Merit line, and 14 is the nominal SEER2 class for the ML14KC1 series. K is R-454B, C is an air conditioner, 1 is the single-stage compressor, 042 is 3.5 tons, and 230 is 208\/230V single-phase. The characters after 230 on the unit label are Lennox revision codes. The AHRI Directory lists it as ML14KC1-042-230A**.\u003c\/p\u003e\n\u003ch2\u003eWhat it pairs with\u003c\/h2\u003e\n\u003cp\u003eThe AHRI Directory lists this unit with Lennox CK40CT, CK40DT, CK40HT, and CK40UT coils on Lennox gas furnaces, and with CBK45UHET, CBK45UHPT, CBK45UHVT, and CBK47UHET air handlers. The best listed match with equipment we carry, a CK40CT-60C coil on an ML180UH070V48B furnace, reaches 16.5 SEER2.\u003c\/p\u003e\n\u003cp\u003eR-454B systems need a refrigerant detection sensor at the indoor unit. Lennox installs it at the factory or in the field, so confirm your coil or air handler has one.\u003c\/p\u003e\n\u003ch2\u003eSizing and fit\u003c\/h2\u003e\n\u003cp\u003eSize it from a Manual J load calculation, and treat your old unit's tonnage as a starting point only. If you're keeping your indoor coil, check that it appears in an AHRI listing with this unit before you order.\u003c\/p\u003e\n\u003cp\u003eIt cools down to 45°F outdoor air without extra controls, and Lennox's optional low ambient kit takes it down to 30°F.\u003c\/p\u003e\n\u003ch2\u003eWarranty and registration\u003c\/h2\u003e\n\u003cp\u003eHVAC USA is an authorized Lennox reseller, and everything we sell is new factory equipment. Your full Lennox warranty applies when a licensed, manufacturer-certified contractor installs your system and registers it within 60 days.\u003c\/p\u003e\n\u003ch2\u003eShipping and help\u003c\/h2\u003e\n\u003cp\u003eFree shipping on major equipment from our Kansas City warehouse to every state and D.C. except Alaska, Hawaii, Washington, Oregon, and Idaho, where you pay the shipping rate shown at checkout. Call (913) 364-0070, Monday to Friday, 9am to 5pm CST, and we'll help you confirm sizing and an AHRI-matched pairing before you order.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":47627477778594,"sku":"ML14KC1-042-230","price":3265.67,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0690\/3352\/5410\/files\/ML14KC1-042-230.jpg?v=1788821765"},{"product_id":"lennox-ml14kc1-047-230-48-000-air-conditioner","title":"Lennox ML14KC1-047-230 16 SEER2 48,000 BTU Single-Speed Air Conditioner","description":"\u003cp\u003eThe Lennox ML14KC1-047-230 is a 4 ton (48,000 BTU) Merit Series central air conditioner with a single-stage scroll compressor and R-454B refrigerant. Depending on the indoor match, it's AHRI-rated up to 16 SEER2.\u003c\/p\u003e\n\u003ch2\u003eKey specs\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eEfficiency: 13.8 to 16 SEER2 with the Lennox coils and air handlers we carry\u003c\/li\u003e\n\u003cli\u003eRefrigerant: R-454B, factory charged with 7 lb 13 oz for a 15-foot line set\u003c\/li\u003e\n\u003cli\u003eLine connections: 3\/8-inch liquid and 7\/8-inch suction, sweat\u003c\/li\u003e\n\u003cli\u003eSound rating: 76 dBA\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eReading the model number\u003c\/h2\u003e\n\u003cp\u003eML is Lennox's Merit line, and 14 is the nominal SEER2 class for the ML14KC1 series. K is R-454B, C is an air conditioner, 1 is the single-stage compressor, 047 is 4 tons, and 230 is 208\/230V single-phase. The characters after 230 on the unit label are Lennox revision codes. The AHRI Directory lists it as ML14KC1-047-230A**.\u003c\/p\u003e\n\u003ch2\u003eWhat it pairs with\u003c\/h2\u003e\n\u003cp\u003eThe AHRI Directory lists this unit with Lennox CK40CT, CK40DT, CK40HT, and CK40UT coils on Lennox gas furnaces, and with CBK45UHET, CBK45UHPT, CBK45UHVT, and CBK47UHET air handlers. The best listed match with equipment we carry, a CK40CT-36C coil on an EL280UH110E60C furnace, reaches 16 SEER2.\u003c\/p\u003e\n\u003cp\u003eR-454B systems need a refrigerant detection sensor at the indoor unit. Lennox installs it at the factory or in the field, so confirm your coil or air handler has one.\u003c\/p\u003e\n\u003ch2\u003eSizing and fit\u003c\/h2\u003e\n\u003cp\u003eSize it from a Manual J load calculation, and treat your old unit's tonnage as a starting point only. If you're keeping your indoor coil, check that it appears in an AHRI listing with this unit before you order.\u003c\/p\u003e\n\u003cp\u003eIt cools down to 45°F outdoor air without extra controls, and Lennox's optional low ambient kit takes it down to 30°F.\u003c\/p\u003e\n\u003ch2\u003eWarranty and registration\u003c\/h2\u003e\n\u003cp\u003eHVAC USA is an authorized Lennox reseller, and everything we sell is new factory equipment. Your full Lennox warranty applies when a licensed, manufacturer-certified contractor installs your system and registers it within 60 days.\u003c\/p\u003e\n\u003ch2\u003eShipping and help\u003c\/h2\u003e\n\u003cp\u003eFree shipping on major equipment from our Kansas City warehouse to every state and D.C. except Alaska, Hawaii, Washington, Oregon, and Idaho, where you pay the shipping rate shown at checkout. Call (913) 364-0070, Monday to Friday, 9am to 5pm CST, and we'll help you confirm sizing and an AHRI-matched pairing before you order.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":47627477811362,"sku":"ML14KC1-047-230","price":3683.58,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0690\/3352\/5410\/files\/ML14KC1-047-230.jpg?v=1788821778"},{"product_id":"lennox-ml14kc1-048-230-48-000-air-conditioner","title":"Lennox ML14KC1-048-230 15.5 SEER2 48,000 BTU Single-Speed Air Conditioner","description":"\u003cp\u003eThe Lennox ML14KC1-048-230 is a 4 ton (48,000 BTU) Merit Series central air conditioner with a single-stage scroll compressor and R-454B refrigerant. Depending on the indoor match, it's AHRI-rated up to 15.5 SEER2.\u003c\/p\u003e\n\u003ch2\u003eKey specs\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eEfficiency: 13.8 to 15.5 SEER2 with the Lennox coils and air handlers we carry\u003c\/li\u003e\n\u003cli\u003eLine connections: 3\/8-inch liquid and 7\/8-inch suction, sweat\u003c\/li\u003e\n\u003cli\u003eSound rating: 78 dBA\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eReading the model number\u003c\/h2\u003e\n\u003cp\u003eML is Lennox's Merit line, and 14 is the nominal SEER2 class for the ML14KC1 series. K is R-454B, C is an air conditioner, 1 is the single-stage compressor, 048 is 4 tons, and 230 is 208\/230V single-phase. The characters after 230 on the unit label are Lennox revision codes. The AHRI Directory lists it as ML14KC1-048-230A**.\u003c\/p\u003e\n\u003ch2\u003eWhat it pairs with\u003c\/h2\u003e\n\u003cp\u003eThe AHRI Directory lists this unit with Lennox CK40CT, CK40DT, CK40HT, and CK40UT coils on Lennox gas furnaces, and with CBK45UHET, CBK45UHPT, CBK45UHVT, and CBK47UHET air handlers. The best listed match with equipment we carry, a CK40CT-60C coil on an ML180UH090E60C furnace, reaches 15.5 SEER2.\u003c\/p\u003e\n\u003cp\u003eR-454B systems need a refrigerant detection sensor at the indoor unit. Lennox installs it at the factory or in the field, so confirm your coil or air handler has one.\u003c\/p\u003e\n\u003ch2\u003eSizing and fit\u003c\/h2\u003e\n\u003cp\u003eSize it from a Manual J load calculation, and treat your old unit's tonnage as a starting point only. If you're keeping your indoor coil, check that it appears in an AHRI listing with this unit before you order.\u003c\/p\u003e\n\u003cp\u003eIt cools down to 45°F outdoor air without extra controls, and Lennox's optional low ambient kit takes it down to 30°F.\u003c\/p\u003e\n\u003ch2\u003eWarranty and registration\u003c\/h2\u003e\n\u003cp\u003eHVAC USA is an authorized Lennox reseller, and everything we sell is new factory equipment. Your full Lennox warranty applies when a licensed, manufacturer-certified contractor installs your system and registers it within 60 days.\u003c\/p\u003e\n\u003ch2\u003eShipping and help\u003c\/h2\u003e\n\u003cp\u003eFree shipping on major equipment from our Kansas City warehouse to every state and D.C. except Alaska, Hawaii, Washington, Oregon, and Idaho, where you pay the shipping rate shown at checkout. Call (913) 364-0070, Monday to Friday, 9am to 5pm CST, and we'll help you confirm sizing and an AHRI-matched pairing before you order.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":47627477844130,"sku":"ML14KC1-048-230","price":3549.25,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0690\/3352\/5410\/files\/ML14KC1-048-230.jpg?v=1788821791"},{"product_id":"lennox-ml14kc1-059-230-60-000-air-conditioner","title":"Lennox ML14KC1-059-230 15.5 SEER2 60,000 BTU Single-Speed Air Conditioner","description":"\u003cp\u003eThe Lennox ML14KC1-059-230 is a 5 ton (60,000 BTU) Merit Series central air conditioner with a single-stage scroll compressor and R-454B refrigerant. Depending on the indoor match, it's AHRI-rated up to 15.5 SEER2.\u003c\/p\u003e\n\u003ch2\u003eKey specs\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eEfficiency: 13.8 to 15.5 SEER2 with the Lennox coils and air handlers we carry\u003c\/li\u003e\n\u003cli\u003eRefrigerant: R-454B, factory charged with 9 lb 8 oz for a 15-foot line set\u003c\/li\u003e\n\u003cli\u003eLine connections: 3\/8-inch liquid and 1-1\/8-inch suction, sweat\u003c\/li\u003e\n\u003cli\u003eSound rating: 78 dBA\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eReading the model number\u003c\/h2\u003e\n\u003cp\u003eML is Lennox's Merit line, and 14 is the nominal SEER2 class for the ML14KC1 series. K is R-454B, C is an air conditioner, 1 is the single-stage compressor, 059 is 5 tons, and 230 is 208\/230V single-phase. The characters after 230 on the unit label are Lennox revision codes. The AHRI Directory lists it as ML14KC1-059-230A**.\u003c\/p\u003e\n\u003ch2\u003eWhat it pairs with\u003c\/h2\u003e\n\u003cp\u003eThe AHRI Directory lists this unit with Lennox CK40CT, CK40DT, CK40HT, and CK40UT coils on Lennox gas furnaces, and with CBK45UHET, CBK45UHVT, and CBK47UHET air handlers. The best listed match with equipment we carry, a CK40CT-60C coil on an EL280UH110E60C furnace, reaches 15.5 SEER2.\u003c\/p\u003e\n\u003cp\u003eR-454B systems need a refrigerant detection sensor at the indoor unit. Lennox installs it at the factory or in the field, so confirm your coil or air handler has one.\u003c\/p\u003e\n\u003ch2\u003eSizing and fit\u003c\/h2\u003e\n\u003cp\u003eSize it from a Manual J load calculation, and treat your old unit's tonnage as a starting point only. If you're keeping your indoor coil, check that it appears in an AHRI listing with this unit before you order.\u003c\/p\u003e\n\u003cp\u003eIt cools down to 45°F outdoor air without extra controls, and Lennox's optional low ambient kit takes it down to 30°F.\u003c\/p\u003e\n\u003ch2\u003eWarranty and registration\u003c\/h2\u003e\n\u003cp\u003eHVAC USA is an authorized Lennox reseller, and everything we sell is new factory equipment. Your full Lennox warranty applies when a licensed, manufacturer-certified contractor installs your system and registers it within 60 days.\u003c\/p\u003e\n\u003ch2\u003eShipping and help\u003c\/h2\u003e\n\u003cp\u003eFree shipping on major equipment from our Kansas City warehouse to every state and D.C. except Alaska, Hawaii, Washington, Oregon, and Idaho, where you pay the shipping rate shown at checkout. Call (913) 364-0070, Monday to Friday, 9am to 5pm CST, and we'll help you confirm sizing and an AHRI-matched pairing before you order.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":47627477876898,"sku":"ML14KC1-059-230","price":4925.37,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0690\/3352\/5410\/files\/ML14KC1-059-230.jpg?v=1788821804"},{"product_id":"lennox-ml14kc1-060-230-60-000-air-conditioner","title":"Lennox ML14KC1-060-230 15.0 SEER2 60,000 BTU Single-Speed Air Conditioner","description":"\u003cp\u003eThe Lennox ML14KC1-060-230 is a 5 ton (60,000 BTU) Merit Series central air conditioner with a single-stage scroll compressor and R-454B refrigerant. Depending on the indoor match, it's AHRI-rated up to 15 SEER2.\u003c\/p\u003e\n\u003ch2\u003eKey specs\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eEfficiency: 13.8 to 14.7 SEER2 with the Lennox coils and air handlers we carry\u003c\/li\u003e\n\u003cli\u003eRefrigerant: R-454B, factory charged with 8 lb 14 oz for a 15-foot line set\u003c\/li\u003e\n\u003cli\u003eLine connections: 3\/8-inch liquid and 1-1\/8-inch suction, sweat\u003c\/li\u003e\n\u003cli\u003eSound rating: 80 dBA\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eReading the model number\u003c\/h2\u003e\n\u003cp\u003eML is Lennox's Merit line, and 14 is the nominal SEER2 class for the ML14KC1 series. K is R-454B, C is an air conditioner, 1 is the single-stage compressor, 060 is 5 tons, and 230 is 208\/230V single-phase. The characters after 230 on the unit label are Lennox revision codes. The AHRI Directory lists it as ML14KC1-060-230A**.\u003c\/p\u003e\n\u003ch2\u003eWhat it pairs with\u003c\/h2\u003e\n\u003cp\u003eThe AHRI Directory lists this unit with Lennox CK40CT, CK40DT, CK40HT, and CK40UT coils on Lennox gas furnaces, and with CBK45UHET, CBK45UHVT, and CBK47UHET air handlers. The best listed match with equipment we carry, a CK40CT-60C coil on an ML180UH110V60C furnace, reaches 14.7 SEER2.\u003c\/p\u003e\n\u003cp\u003eR-454B systems need a refrigerant detection sensor at the indoor unit. Lennox installs it at the factory or in the field, so confirm your coil or air handler has one.\u003c\/p\u003e\n\u003ch2\u003eSizing and fit\u003c\/h2\u003e\n\u003cp\u003eSize it from a Manual J load calculation, and treat your old unit's tonnage as a starting point only. If you're keeping your indoor coil, check that it appears in an AHRI listing with this unit before you order.\u003c\/p\u003e\n\u003cp\u003eIt cools down to 45°F outdoor air without extra controls, and Lennox's optional low ambient kit takes it down to 30°F.\u003c\/p\u003e\n\u003ch2\u003eWarranty and registration\u003c\/h2\u003e\n\u003cp\u003eHVAC USA is an authorized Lennox reseller, and everything we sell is new factory equipment. Your full Lennox warranty applies when a licensed, manufacturer-certified contractor installs your system and registers it within 60 days.\u003c\/p\u003e\n\u003ch2\u003eShipping and help\u003c\/h2\u003e\n\u003cp\u003eFree shipping on major equipment from our Kansas City warehouse to every state and D.C. except Alaska, Hawaii, Washington, Oregon, and Idaho, where you pay the shipping rate shown at checkout. Call (913) 364-0070, Monday to Friday, 9am to 5pm CST, and we'll help you confirm sizing and an AHRI-matched pairing before you order.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":47627477909666,"sku":"ML14KC1-060-230","price":4150.75,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0690\/3352\/5410\/files\/ML14KC1-060-230.jpg?v=1788821817"},{"product_id":"lennox-ml13kc1-018-230-18-000-air-conditioner","title":"Lennox ML13KC1-018-230 17 SEER2 18,000 BTU Single-Speed Air Conditioner","description":"\u003cp\u003eThe Lennox ML13KC1-018-230 is a 1.5 ton (18,000 BTU) Merit Series central air conditioner with a single-stage scroll compressor and R-454B refrigerant. Depending on the indoor match, it's AHRI-rated up to 17 SEER2.\u003c\/p\u003e\n\u003ch2\u003eKey specs\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eEfficiency: 13.4 to 17 SEER2 with the Lennox coils and air handlers we carry\u003c\/li\u003e\n\u003cli\u003eRefrigerant: R-454B, factory charged with 4 lb for a 15-foot line set\u003c\/li\u003e\n\u003cli\u003eLine connections: 3\/8-inch liquid and 3\/4-inch suction, sweat\u003c\/li\u003e\n\u003cli\u003eSound rating: 73 dBA\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eReading the model number\u003c\/h2\u003e\n\u003cp\u003eML is Lennox's Merit line, and 13 is the nominal SEER2 class for the ML13KC1 series. K is R-454B, C is an air conditioner, 1 is the single-stage compressor, 018 is 1.5 tons, and 230 is 208\/230V single-phase. The characters after 230 on the unit label are Lennox revision codes. The AHRI Directory lists it as ML13KC1-018-230A**.\u003c\/p\u003e\n\u003ch2\u003eWhat it pairs with\u003c\/h2\u003e\n\u003cp\u003eThe AHRI Directory lists this unit with Lennox CK40CT, CK40DT, CK40HT, and CK40UT coils on Lennox gas furnaces, and with CBK45UHET, CBK45UHPT, CBK45UHVT, and CBK47UHET air handlers. The best listed match with equipment we carry, a CK40CT-36C coil on an ML193UH090XE36C furnace, reaches 17 SEER2.\u003c\/p\u003e\n\u003cp\u003eR-454B systems need a refrigerant detection sensor at the indoor unit. Lennox installs it at the factory or in the field, so confirm your coil or air handler has one.\u003c\/p\u003e\n\u003ch2\u003eSizing and fit\u003c\/h2\u003e\n\u003cp\u003eSize it from a Manual J load calculation, and treat your old unit's tonnage as a starting point only. If you're keeping your indoor coil, check that it appears in an AHRI listing with this unit before you order.\u003c\/p\u003e\n\u003cp\u003eIt cools down to 45°F outdoor air without extra controls, and Lennox's optional low ambient kit takes it down to 30°F.\u003c\/p\u003e\n\u003ch2\u003eWarranty and registration\u003c\/h2\u003e\n\u003cp\u003eHVAC USA is an authorized Lennox reseller, and everything we sell is new factory equipment. Your full Lennox warranty applies when a licensed, manufacturer-certified contractor installs your system and registers it within 60 days.\u003c\/p\u003e\n\u003ch2\u003eShipping and help\u003c\/h2\u003e\n\u003cp\u003eIt ships from our Kansas City warehouse. Call (913) 364-0070, Monday to Friday, 9am to 5pm CST, and we'll help you confirm sizing and an AHRI-matched pairing before you order.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":47627477942434,"sku":"ML13KC1-018-230","price":2007.46,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0690\/3352\/5410\/files\/ML13KC1-018-230.jpg?v=1788821622"},{"product_id":"lennox-ml13kc1-024-230-24-000-air-conditioner","title":"Lennox ML13KC1-024-230 16 SEER2 24,000 BTU Single-Speed Air Conditioner","description":"\u003cp\u003eThe Lennox ML13KC1-024-230 is a 2 ton (24,000 BTU) Merit Series central air conditioner with a single-stage scroll compressor and R-454B refrigerant. Depending on the indoor match, it's AHRI-rated up to 16 SEER2.\u003c\/p\u003e\n\u003ch2\u003eKey specs\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eEfficiency: 13.4 to 16 SEER2 with the Lennox coils and air handlers we carry\u003c\/li\u003e\n\u003cli\u003eRefrigerant: R-454B, factory charged with 4 lb 7 oz for a 15-foot line set\u003c\/li\u003e\n\u003cli\u003eLine connections: 3\/8-inch liquid and 3\/4-inch suction, sweat\u003c\/li\u003e\n\u003cli\u003eSound rating: 76 dBA\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eReading the model number\u003c\/h2\u003e\n\u003cp\u003eML is Lennox's Merit line, and 13 is the nominal SEER2 class for the ML13KC1 series. K is R-454B, C is an air conditioner, 1 is the single-stage compressor, 024 is 2 tons, and 230 is 208\/230V single-phase. The characters after 230 on the unit label are Lennox revision codes. The AHRI Directory lists it as ML13KC1-024-230A**.\u003c\/p\u003e\n\u003ch2\u003eWhat it pairs with\u003c\/h2\u003e\n\u003cp\u003eThe AHRI Directory lists this unit with Lennox CK40CT, CK40DT, CK40HT, and CK40UT coils on Lennox gas furnaces, and with CBK45UHET, CBK45UHPT, CBK45UHVT, and CBK47UHET air handlers. The best listed match with equipment we carry, a CK40CT-36C coil on an ML193UH110XE48C furnace, reaches 16 SEER2.\u003c\/p\u003e\n\u003cp\u003eR-454B systems need a refrigerant detection sensor at the indoor unit. Lennox installs it at the factory or in the field, so confirm your coil or air handler has one.\u003c\/p\u003e\n\u003ch2\u003eSizing and fit\u003c\/h2\u003e\n\u003cp\u003eSize it from a Manual J load calculation, and treat your old unit's tonnage as a starting point only. If you're keeping your indoor coil, check that it appears in an AHRI listing with this unit before you order.\u003c\/p\u003e\n\u003cp\u003eIt cools down to 45°F outdoor air without extra controls, and Lennox's optional low ambient kit takes it down to 30°F.\u003c\/p\u003e\n\u003ch2\u003eWarranty and registration\u003c\/h2\u003e\n\u003cp\u003eHVAC USA is an authorized Lennox reseller, and everything we sell is new factory equipment. Your full Lennox warranty applies when a licensed, manufacturer-certified contractor installs your system and registers it within 60 days.\u003c\/p\u003e\n\u003ch2\u003eShipping and help\u003c\/h2\u003e\n\u003cp\u003eIt ships from our Kansas City warehouse. Call (913) 364-0070, Monday to Friday, 9am to 5pm CST, and we'll help you confirm sizing and an AHRI-matched pairing before you order.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":47627477975202,"sku":"ML13KC1-024-230","price":2011.94,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0690\/3352\/5410\/files\/ML13KC1-024-230.jpg?v=1788821164"},{"product_id":"lennox-ml13kc1-030-230-30-000-air-conditioner","title":"Lennox ML13KC1-030-230 15.5 SEER2 30,000 BTU Single-Speed Air Conditioner","description":"\u003cp\u003eThe Lennox ML13KC1-030-230 is a 2.5 ton (30,000 BTU) Merit Series central air conditioner with a single-stage scroll compressor and R-454B refrigerant. Depending on the indoor match, it's AHRI-rated up to 15.5 SEER2.\u003c\/p\u003e\n\u003ch2\u003eKey specs\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eEfficiency: 13.4 to 15.5 SEER2 with the Lennox coils and air handlers we carry\u003c\/li\u003e\n\u003cli\u003eRefrigerant: R-454B, factory charged with 4 lb 14 oz for a 15-foot line set\u003c\/li\u003e\n\u003cli\u003eLine connections: 3\/8-inch liquid and 3\/4-inch suction, sweat\u003c\/li\u003e\n\u003cli\u003eSound rating: 76 dBA\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eReading the model number\u003c\/h2\u003e\n\u003cp\u003eML is Lennox's Merit line, and 13 is the nominal SEER2 class for the ML13KC1 series. K is R-454B, C is an air conditioner, 1 is the single-stage compressor, 030 is 2.5 tons, and 230 is 208\/230V single-phase. The characters after 230 on the unit label are Lennox revision codes. The AHRI Directory lists it as ML13KC1-030-230A**.\u003c\/p\u003e\n\u003ch2\u003eWhat it pairs with\u003c\/h2\u003e\n\u003cp\u003eThe AHRI Directory lists this unit with Lennox CK40CT, CK40DT, CK40HT, and CK40UT coils on Lennox gas furnaces, and with CBK45UHET, CBK45UHPT, CBK45UHVT, and CBK47UHET air handlers. The best listed match with equipment we carry, a CK40CT-48C coil on an ML193UH090XE48C furnace, reaches 15.5 SEER2.\u003c\/p\u003e\n\u003cp\u003eR-454B systems need a refrigerant detection sensor at the indoor unit. Lennox installs it at the factory or in the field, so confirm your coil or air handler has one.\u003c\/p\u003e\n\u003ch2\u003eSizing and fit\u003c\/h2\u003e\n\u003cp\u003eSize it from a Manual J load calculation, and treat your old unit's tonnage as a starting point only. If you're keeping your indoor coil, check that it appears in an AHRI listing with this unit before you order.\u003c\/p\u003e\n\u003cp\u003eIt cools down to 45°F outdoor air without extra controls, and Lennox's optional low ambient kit takes it down to 30°F.\u003c\/p\u003e\n\u003ch2\u003eWarranty and registration\u003c\/h2\u003e\n\u003cp\u003eHVAC USA is an authorized Lennox reseller, and everything we sell is new factory equipment. Your full Lennox warranty applies when a licensed, manufacturer-certified contractor installs your system and registers it within 60 days.\u003c\/p\u003e\n\u003ch2\u003eShipping and help\u003c\/h2\u003e\n\u003cp\u003eIt ships from our Kansas City warehouse. Call (913) 364-0070, Monday to Friday, 9am to 5pm CST, and we'll help you confirm sizing and an AHRI-matched pairing before you order.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":47627478007970,"sku":"ML13KC1-030-230","price":2229.85,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0690\/3352\/5410\/files\/ML13KC1-030-230.jpg?v=1788821636"},{"product_id":"lennox-ml13kc1-036-230-36-000-air-conditioner","title":"Lennox ML13KC1-036-230 16.0 SEER2 36,000 BTU Single-Speed Air Conditioner","description":"\u003cp\u003eThe Lennox ML13KC1-036-230 is a 3 ton (36,000 BTU) Merit Series central air conditioner with a single-stage scroll compressor and R-454B refrigerant. Depending on the indoor match, it's AHRI-rated up to 16 SEER2.\u003c\/p\u003e\n\u003ch2\u003eKey specs\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eEfficiency: 13.4 to 15.5 SEER2 with the Lennox coils and air handlers we carry\u003c\/li\u003e\n\u003cli\u003eRefrigerant: R-454B, factory charged with 5 lb 10 oz for a 15-foot line set\u003c\/li\u003e\n\u003cli\u003eLine connections: 3\/8-inch liquid and 7\/8-inch suction, sweat\u003c\/li\u003e\n\u003cli\u003eSound rating: 76 dBA\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eReading the model number\u003c\/h2\u003e\n\u003cp\u003eML is Lennox's Merit line, and 13 is the nominal SEER2 class for the ML13KC1 series. K is R-454B, C is an air conditioner, 1 is the single-stage compressor, 036 is 3 tons, and 230 is 208\/230V single-phase. The characters after 230 on the unit label are Lennox revision codes. The AHRI Directory lists it as ML13KC1-036-230A**.\u003c\/p\u003e\n\u003ch2\u003eWhat it pairs with\u003c\/h2\u003e\n\u003cp\u003eThe AHRI Directory lists this unit with Lennox CK40CT, CK40DT, CK40HT, and CK40UT coils on Lennox gas furnaces, and with CBK45UHET, CBK45UHPT, CBK45UHVT, and CBK47UHET air handlers. The best listed match with equipment we carry, a CK40CT-36C coil on an SL280UH090V60C furnace, reaches 15.5 SEER2.\u003c\/p\u003e\n\u003cp\u003eR-454B systems need a refrigerant detection sensor at the indoor unit. Lennox installs it at the factory or in the field, so confirm your coil or air handler has one.\u003c\/p\u003e\n\u003ch2\u003eSizing and fit\u003c\/h2\u003e\n\u003cp\u003eSize it from a Manual J load calculation, and treat your old unit's tonnage as a starting point only. If you're keeping your indoor coil, check that it appears in an AHRI listing with this unit before you order.\u003c\/p\u003e\n\u003cp\u003eIt cools down to 45°F outdoor air without extra controls, and Lennox's optional low ambient kit takes it down to 30°F.\u003c\/p\u003e\n\u003ch2\u003eWarranty and registration\u003c\/h2\u003e\n\u003cp\u003eHVAC USA is an authorized Lennox reseller, and everything we sell is new factory equipment. Your full Lennox warranty applies when a licensed, manufacturer-certified contractor installs your system and registers it within 60 days.\u003c\/p\u003e\n\u003ch2\u003eShipping and help\u003c\/h2\u003e\n\u003cp\u003eFree shipping on major equipment from our Kansas City warehouse to every state and D.C. except Alaska, Hawaii, Washington, Oregon, and Idaho, where you pay the shipping rate shown at checkout. Call (913) 364-0070, Monday to Friday, 9am to 5pm CST, and we'll help you confirm sizing and an AHRI-matched pairing before you order.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":47627478040738,"sku":"ML13KC1-036-230","price":2392.54,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0690\/3352\/5410\/files\/ML13KC1-036-230.jpg?v=1788821649"},{"product_id":"lennox-ml13kc1-042-230-42-000-air-conditioner","title":"Lennox ML13KC1-042-230 15.5 SEER2 42,000 BTU Single-Speed Air Conditioner","description":"\u003cp\u003eThe Lennox ML13KC1-042-230 is a 3.5 ton (42,000 BTU) Merit Series central air conditioner with a single-stage scroll compressor and R-454B refrigerant. Depending on the indoor match, it's AHRI-rated up to 15.5 SEER2.\u003c\/p\u003e\n\u003ch2\u003eKey specs\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eEfficiency: 13.4 to 15.5 SEER2 with the Lennox coils and air handlers we carry\u003c\/li\u003e\n\u003cli\u003eRefrigerant: R-454B, factory charged with 6 lb 2 oz for a 15-foot line set\u003c\/li\u003e\n\u003cli\u003eLine connections: 3\/8-inch liquid and 7\/8-inch suction, sweat\u003c\/li\u003e\n\u003cli\u003eSound rating: 76 dBA\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eReading the model number\u003c\/h2\u003e\n\u003cp\u003eML is Lennox's Merit line, and 13 is the nominal SEER2 class for the ML13KC1 series. K is R-454B, C is an air conditioner, 1 is the single-stage compressor, 042 is 3.5 tons, and 230 is 208\/230V single-phase. The characters after 230 on the unit label are Lennox revision codes. The AHRI Directory lists it as ML13KC1-042-230A**.\u003c\/p\u003e\n\u003ch2\u003eWhat it pairs with\u003c\/h2\u003e\n\u003cp\u003eThe AHRI Directory lists this unit with Lennox CK40CT, CK40DT, CK40HT, and CK40UT coils on Lennox gas furnaces, and with CBK45UHET, CBK45UHPT, CBK45UHVT, and CBK47UHET air handlers. The best listed match with equipment we carry, a CK40HT-51\/61C coil on an ML180UH090E60C furnace, reaches 15.5 SEER2.\u003c\/p\u003e\n\u003cp\u003eR-454B systems need a refrigerant detection sensor at the indoor unit. Lennox installs it at the factory or in the field, so confirm your coil or air handler has one.\u003c\/p\u003e\n\u003ch2\u003eSizing and fit\u003c\/h2\u003e\n\u003cp\u003eSize it from a Manual J load calculation, and treat your old unit's tonnage as a starting point only. If you're keeping your indoor coil, check that it appears in an AHRI listing with this unit before you order.\u003c\/p\u003e\n\u003cp\u003eIt cools down to 45°F outdoor air without extra controls, and Lennox's optional low ambient kit takes it down to 30°F.\u003c\/p\u003e\n\u003ch2\u003eWarranty and registration\u003c\/h2\u003e\n\u003cp\u003eHVAC USA is an authorized Lennox reseller, and everything we sell is new factory equipment. Your full Lennox warranty applies when a licensed, manufacturer-certified contractor installs your system and registers it within 60 days.\u003c\/p\u003e\n\u003ch2\u003eShipping and help\u003c\/h2\u003e\n\u003cp\u003eFree shipping on major equipment from our Kansas City warehouse to every state and D.C. except Alaska, Hawaii, Washington, Oregon, and Idaho, where you pay the shipping rate shown at checkout. Call (913) 364-0070, Monday to Friday, 9am to 5pm CST, and we'll help you confirm sizing and an AHRI-matched pairing before you order.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":47627478073506,"sku":"ML13KC1-042-230","price":2864.18,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0690\/3352\/5410\/files\/ML13KC1-042-230.jpg?v=1788821662"},{"product_id":"lennox-ml13kc1-048-230-48-000-air-conditioner","title":"Lennox ML13KC1-048-230 14.7 SEER2 48,000 BTU Single-Speed Air Conditioner","description":"\u003cp\u003eThe Lennox ML13KC1-048-230 is a 4 ton (48,000 BTU) Merit Series central air conditioner with a single-stage scroll compressor and R-454B refrigerant. Depending on the indoor match, it's AHRI-rated up to 14.7 SEER2.\u003c\/p\u003e\n\u003ch2\u003eKey specs\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eEfficiency: 13.4 to 14.7 SEER2 with the Lennox coils and air handlers we carry\u003c\/li\u003e\n\u003cli\u003eRefrigerant: R-454B, factory charged with 7 lb 10 oz for a 15-foot line set\u003c\/li\u003e\n\u003cli\u003eLine connections: 3\/8-inch liquid and 7\/8-inch suction, sweat\u003c\/li\u003e\n\u003cli\u003eSound rating: 78 dBA\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eReading the model number\u003c\/h2\u003e\n\u003cp\u003eML is Lennox's Merit line, and 13 is the nominal SEER2 class for the ML13KC1 series. K is R-454B, C is an air conditioner, 1 is the single-stage compressor, 048 is 4 tons, and 230 is 208\/230V single-phase. The characters after 230 on the unit label are Lennox revision codes. The AHRI Directory lists it as ML13KC1-048-230A**.\u003c\/p\u003e\n\u003ch2\u003eWhat it pairs with\u003c\/h2\u003e\n\u003cp\u003eThe AHRI Directory lists this unit with Lennox CK40CT, CK40DT, CK40HT, and CK40UT coils on Lennox gas furnaces, and with CBK45UHET, CBK45UHPT, CBK45UHVT, and CBK47UHET air handlers. The best listed match with equipment we carry, a CK40CT-36C coil on an EL280UH110E60C furnace, reaches 14.7 SEER2.\u003c\/p\u003e\n\u003cp\u003eR-454B systems need a refrigerant detection sensor at the indoor unit. Lennox installs it at the factory or in the field, so confirm your coil or air handler has one.\u003c\/p\u003e\n\u003ch2\u003eSizing and fit\u003c\/h2\u003e\n\u003cp\u003eSize it from a Manual J load calculation, and treat your old unit's tonnage as a starting point only. If you're keeping your indoor coil, check that it appears in an AHRI listing with this unit before you order.\u003c\/p\u003e\n\u003cp\u003eIt cools down to 45°F outdoor air without extra controls, and Lennox's optional low ambient kit takes it down to 30°F.\u003c\/p\u003e\n\u003ch2\u003eWarranty and registration\u003c\/h2\u003e\n\u003cp\u003eHVAC USA is an authorized Lennox reseller, and everything we sell is new factory equipment. Your full Lennox warranty applies when a licensed, manufacturer-certified contractor installs your system and registers it within 60 days.\u003c\/p\u003e\n\u003ch2\u003eShipping and help\u003c\/h2\u003e\n\u003cp\u003eFree shipping on major equipment from our Kansas City warehouse to every state and D.C. except Alaska, Hawaii, Washington, Oregon, and Idaho, where you pay the shipping rate shown at checkout. Call (913) 364-0070, Monday to Friday, 9am to 5pm CST, and we'll help you confirm sizing and an AHRI-matched pairing before you order.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":47627478106274,"sku":"ML13KC1-048-230","price":3113.43,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0690\/3352\/5410\/files\/ML13KC1-048-230.jpg?v=1788821674"},{"product_id":"lennox-ml13kc1-060-230-60-000-air-conditioner","title":"Lennox ML13KC1-060-230 14.7 SEER2 60,000 BTU Single-Speed Air Conditioner","description":"\u003cp\u003eThe Lennox ML13KC1-060-230 is a 5 ton (60,000 BTU) Merit Series central air conditioner with a single-stage scroll compressor and R-454B refrigerant. Depending on the indoor match, it's AHRI-rated up to 14.7 SEER2.\u003c\/p\u003e\n\u003ch2\u003eKey specs\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eEfficiency: 13.4 to 14.7 SEER2 with the Lennox coils and air handlers we carry\u003c\/li\u003e\n\u003cli\u003eRefrigerant: R-454B, factory charged with 8 lb 8 oz for a 15-foot line set\u003c\/li\u003e\n\u003cli\u003eLine connections: 3\/8-inch liquid and 1-1\/8-inch suction, sweat\u003c\/li\u003e\n\u003cli\u003eSound rating: 80 dBA\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eReading the model number\u003c\/h2\u003e\n\u003cp\u003eML is Lennox's Merit line, and 13 is the nominal SEER2 class for the ML13KC1 series. K is R-454B, C is an air conditioner, 1 is the single-stage compressor, 060 is 5 tons, and 230 is 208\/230V single-phase. The characters after 230 on the unit label are Lennox revision codes. The AHRI Directory lists it as ML13KC1-060-230A**.\u003c\/p\u003e\n\u003ch2\u003eWhat it pairs with\u003c\/h2\u003e\n\u003cp\u003eThe AHRI Directory lists this unit with Lennox CK40CT, CK40DT, CK40HT, and CK40UT coils on Lennox gas furnaces, and with CBK45UHET, CBK45UHVT, and CBK47UHET air handlers. The best listed match with equipment we carry, a CK40CT-60C coil on an ML180UH110V60C furnace, reaches 14.7 SEER2.\u003c\/p\u003e\n\u003cp\u003eR-454B systems need a refrigerant detection sensor at the indoor unit. Lennox installs it at the factory or in the field, so confirm your coil or air handler has one.\u003c\/p\u003e\n\u003ch2\u003eSizing and fit\u003c\/h2\u003e\n\u003cp\u003eSize it from a Manual J load calculation, and treat your old unit's tonnage as a starting point only. If you're keeping your indoor coil, check that it appears in an AHRI listing with this unit before you order.\u003c\/p\u003e\n\u003cp\u003eIt cools down to 45°F outdoor air without extra controls, and Lennox's optional low ambient kit takes it down to 30°F.\u003c\/p\u003e\n\u003ch2\u003eWarranty and registration\u003c\/h2\u003e\n\u003cp\u003eHVAC USA is an authorized Lennox reseller, and everything we sell is new factory equipment. Your full Lennox warranty applies when a licensed, manufacturer-certified contractor installs your system and registers it within 60 days.\u003c\/p\u003e\n\u003ch2\u003eShipping and help\u003c\/h2\u003e\n\u003cp\u003eFree shipping on major equipment from our Kansas City warehouse to every state and D.C. except Alaska, Hawaii, Washington, Oregon, and Idaho, where you pay the shipping rate shown at checkout. Call (913) 364-0070, Monday to Friday, 9am to 5pm CST, and we'll help you confirm sizing and an AHRI-matched pairing before you order.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":47627478139042,"sku":"ML13KC1-060-230","price":3641.79,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0690\/3352\/5410\/files\/ML13KC1-060-230.jpg?v=1788821686"}],"url":"https:\/\/hvacusa.store\/collections\/lennox-single-stage-air-conditioners.oembed","provider":"HVAC USA","version":"1.0","type":"link"}