SL22KLV-048-230A**
Lennox · HP - Split System
18–20.5BTU/Wh
7.8–9.8BTU/Wh
43500–46000BTU/hr
Yes
Lennox SL22KLV-048-230A**: SEER2 20.5 BTU/Wh, around the middle of the range for air-source heat pumps (category median 20 BTU/Wh).
Where this model sits
The Lennox SL22KLV-048-230A** is a 46000 BTU/hr hp - split system using R-454B, a refrigerant with moderate global warming potential (GWP 470). At 20.5 BTU/Wh it ranks around the middle of the 12,218 certified air-source heat pumps models. Among similar-sized air-source heat pumps (within 10% of its size), it is more efficient than the peer median of 18 BTU/Wh. In this size range, comparable Midea models average 18.8 BTU/Wh and Airquest models average 17.8 BTU/Wh.
Specifications
| Efficiency | |
|---|---|
| SEER2 (best combination) | 20.5BTU/Wh |
| SEER2 (worst combination) | 18BTU/Wh |
| HSPF2 (best combination) | 9.8BTU/Wh |
| HSPF2 (worst combination) | 7.8BTU/Wh |
| EER2 (best combination) | 12.4BTU/Wh |
| COP at 5 °F | 2.10 |
| Capacity | |
| Cooling Capacity (max) | 46000BTU/hr |
| Cooling Capacity (min) | 43500BTU/hr |
| Heating at 47 °F | 46500BTU/hr |
| Heating at 17 °F | 46000BTU/hr |
| Heating at 5 °F | 46500BTU/hr |
All 25 specifications
| Configuration | |
|---|---|
| Product Type | HP - Split System |
| Compressor Staging | Continuously variable |
| Cold Climate Certified | Yes |
| Connected Capability | No |
| Series | DAVE LENNOX SIGNATURE SL22KLV SERIES |
| Indoor-Unit Combinations Rated | 38 |
| Refrigerant | |
| Type | R-454B |
| GWP Rating | R-454B (GWP:470 | Lower GWP) |
| Identifiers | |
| Model Number | SL22KLV-048-230A** |
| ENERGY STAR ID | ES_1082495_SL22KLV-048-230A**_06272025013121_28217550310 |
| Partner | Lennox Industries |
| Date Certified | 2025-10-27 |
| Available From | 2025-06-27 |
| Markets | United States, Canada |
Documentation
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