Lennox
EL21KLV
Central heat pump
The EL21KLV is a variable-capacity central heat pump. It connects to your home's ductwork with a compatible indoor unit and control system.
24–60× 1,000 nominal BTU/h
DuctedSystem type
Efficiency depends on the capacity and equipment combination selected.
Contact us for installed pricing and availability.
Full product line
Available capacities.
We size the equipment for your home's heating and cooling needs.
Nominal capacity indicates the size of the unit. Actual output varies with operating conditions and the matched equipment.
See available capacities on the manufacturer’s websiteChoose your configuration
Grants by configuration
These configurations and amounts were recorded on September 25, 2026. The grant depends on the equipment selected and your home's eligibility.
24,000Nominal capacity — BTU/h
OutdoorEL21KLV-024-230A**
IndoorCBK45UHPT-024-230-**
AHRI reference: 217443109
Look up this model at Hydro-Québec$1,060LogisVert grant*
36,000Nominal capacity — BTU/h
OutdoorEL21KLV-036-230A**
IndoorCBK45UHVT-042-230-**
AHRI reference: 217121579
Look up this model at Hydro-Québec$3,480LogisVert grant*
48,000Nominal capacity — BTU/h
OutdoorEL21KLV-048-230A**
IndoorCBK45UHET-048-230-**
AHRI reference: 217121631
Look up this model at Hydro-Québec$1,925LogisVert grant*
60,000Nominal capacity — BTU/h
OutdoorEL21KLV-060-230A**
IndoorCBK47UHET-060-230-**
AHRI reference: 217121527
Look up this model at Hydro-Québec$2,175LogisVert grant*
* For an eligible existing home.
The “from” amount is the lowest grant among the examples shown. It does not automatically apply to every capacity in this product line. The grant must be confirmed for the exact configuration and your home. Hydro-Québec pays the grant after approval. Asterisks in model numbers indicate the variants covered by the official list.
Amounts checked on September 25, 2026, excluding any additional incentives. For new construction, the amount must be checked separately. For a multi-zone system, the indoor-unit configuration must be verified before the grant can be confirmed.
Check the Hydro-Québec listIs it a good fit?
Where can it be used?
A home with ductwork. We check its condition and the existing equipment before recommending a replacement.
What we check with you
- Your building's heating and cooling needs.
- Equipment locations and air distribution.
- Unit capacity and compatibility.
- The electrical and mechanical work required.
Equipment details
Key features.
- Variable capacity
- Compatible with the S40 thermostat
Your quote specifies the indoor and outdoor models, planned work, applicable warranties and equipment availability.
View manufacturer specifications