Lennox SL22KLV-024-230A**vsZERO ZSOVA-24HDMB-USHH
Side-by-side heat pump comparison
Lennox SL22KLV-024-230A**
SEER2
16.9–20.5BTU/Wh
HSPF2
8.2–10.5BTU/Wh
Cooling Capacity
21800–23200BTU/hr
Cold Climate
Yes
Cold climate certified
ZERO ZSOVA-24HDMB-USHH
SEER2
18.3BTU/Wh
HSPF2
10BTU/Wh
Cooling Capacity
23000BTU/hr
Cold Climate
Yes
Cold climate certified
Key differences
Lennox SL22KLV-024-230A** is 11% more efficient at 20.5 BTU/Wh versus 18.3 BTU/Wh for the ZERO ZSOVA-24HDMB-USHH. The Lennox SL22KLV-024-230A** is larger at 23200 BTU/hr versus 23000 BTU/hr.
Efficiency
| Spec | Lennox | ZERO |
|---|---|---|
| SEER2 (best combination)(BTU/Wh) | 20.5 | 18.3 |
| SEER2 (worst combination)(BTU/Wh) | 16.9 | 18.3 |
| HSPF2 (best combination)(BTU/Wh) | 10.5 | 10 |
| HSPF2 (worst combination)(BTU/Wh) | 8.2 | 10 |
| EER2 (best combination)(BTU/Wh) | 13.2 | 11.7 |
| COP at 5 °F | 2.30 | 1.87 |
Capacity
| Spec | Lennox | ZERO |
|---|---|---|
| Cooling Capacity (max)(BTU/hr) | 23200 | 23000 |
| Cooling Capacity (min)(BTU/hr) | 21800 | 23000 |
| Heating at 47 °F(BTU/hr) | 24000 | 24000 |
| Heating at 17 °F(BTU/hr) | 28800 | 20800 |
| Heating at 5 °F(BTU/hr) | 23000 | 21600 |
Configuration
| Spec | Lennox | ZERO |
|---|---|---|
| Product Type | HP - Split System | HP - Split System |
| Compressor Staging | Continuously variable | Continuously variable |
| Cold Climate Certified | Yes | Yes |
| Connected Capability | No | No |
| Series | DAVE LENNOX SIGNATURE SL22KLV SERIES | ZAVA Series |
| Indoor-Unit Combinations Rated | 106 | 1 |
Refrigerant
| Spec | Lennox | ZERO |
|---|---|---|
| Type | R-454B | R-454B |
| GWP Rating | R-454B (GWP:470 | Lower GWP) | R-454B (GWP:470 | Lower GWP) |