EL22KCV-036-230
About The Lennox CBK45UHVT-048-230-71
Description
The Lennox CBK45UHVT-048-230-71 is a 4 ton Merit Series air handler for R-454B systems, with a variable-speed blower and an R-454B check/expansion valve installed at the factory. It comes in a 21.5-inch wide cabinet that ships ready for upflow or horizontal installs.
Key specs
- Capacity: 4 tons (48,000 BTU)
- Blower: 1 hp variable-speed motor, 790 to 2,185 cfm
- Connections: 3/8-inch liquid and 7/8-inch suction, sweat, plus two 3/4-inch FPT drains
- Filter: 18 x 20 x 1 inch
- Shipping weight: 179 lb
- Coil: Lennox Quantum coil with aluminum tubing and ripple-edged aluminum fins
Reading the model number
CB is an air handler, K is R-454B, and 45 is the Quantum coil series. UH is upflow/horizontal, V is the variable-speed motor, and T is the factory check/expansion valve. 048 is 4 tons, 230 is 208/230V single-phase, and 71 means an R-454B valve is installed.
What it pairs with
The AHRI Directory lists it with these Lennox units we sell: EL15KC1, EL16KC1, EL18KCV, EL22KCV, ML13KC1, ML14KC1, and ML17KC2 air conditioners and EL16KP1, EL18KSLV, EL19KPV, EL21KLV, and ML14KP1 heat pumps. Listed ratings run from 13.8 to 20.75 SEER2, and the best match is the EL22KCV-036-230 air conditioner.
For electric heat, Lennox lists ECB45 heaters from 4 to 20 kW for this size: 4, 5, 7.5, and 10 kW with a terminal block or a circuit breaker; 12.5, 15, and 20 kW with a circuit breaker.
Sizing and fit
Downflow needs Lennox's Y9659 downflow kit, and horizontal left-hand discharge needs the horizontal drain pan moved. Match the air handler to your outdoor unit's tonnage.
Warranty and registration
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.
Shipping and help
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. 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.
Paired With — AHRI-matched systems for Lennox CBK45UHVT-048-230-71 21.5" Width 48,000 BTU Air Handler
AHRI-matched equipment that works with this unit. Add a full system or individual pieces.
Filter matches
Coil
EL21KLV-048-230
AHRI number 217121639
EL18KCV-036-230
AHRI number 217884145
EL22KCV-048-230
AHRI number 217886261
EL22KCV-060-230
AHRI number 217886559
EL18KCV-060-230
AHRI number 217885073
EL19KPV-048-230
AHRI number 217194650
EL18KSLV-060-230
AHRI number 216581390
EL18KCV-048-230
AHRI number 217884817
EL16KC1-041-230
AHRI number 215661385
ML14KC1-041-230
AHRI number 215583195
ML17KC2-036-230
AHRI number 216049015
EL16KC1-036-230
AHRI number 215660529
EL16KC1-047-230
AHRI number 215659188
ML14KC1-036-230
AHRI number 215582265
ML14KC1-047-230
AHRI number 215580391
EL16KC1-042-230
AHRI number 215662036
ML14KC1-042-230
AHRI number 215583846
EL15KC1-036-230
AHRI number 215664358
ML13KC1-036-230
AHRI number 215587021
No AHRI-matched systems for this filter.
Select a Heat Kit (Optional)
Optional — not required for AHRI certification.
Specifications
| Specification | Value |
|---|---|
| Manufacturer | Lennox |
| SKU | CBK45UHVT-048-230-71 |
| Product type | Air Handler |
| Air handler type | Variable Speed |
| Capacity (tons) | 4 |
| Capacity (BTU) | 48,000 |
| Voltage | 208/230 |
| Phase | 1 |
| Frequency (Hz) | 60 |
| Electrical | 208/230-1-60 |
| Height (in) | 55 |
| Depth (in) | 22 |
| Shipping weight (lb) | 179 |
| Refrigerant | R-454B |
| Cabinet width (in) | 21.5 |
Ordering
| Detail | Value |
|---|---|
| Lead time | Ships from our Kansas City warehouse. Most in-stock items leave in 1 to 3 business days; special-order equipment is confirmed by phone before ship. |
| Freight note | Ships residential freight (curbside). Will-call available at our Kansas City warehouse. Call (913) 364-0070 for liftgate, scheduling, or commercial delivery. |





















