Lennox ML15KSPV-030-230A**vsLennox ML17XP1-030-230A**
Side-by-side heat pump comparison
Lennox ML15KSPV-030-230A**
SEER2
15.2–16.7BTU/Wh
HSPF2
8.5–9.2BTU/Wh
Cooling Capacity
28800–30400BTU/hr
Refrigerant
R-454B
GWP 470 · Lower
Lennox ML17XP1-030-230A**
SEER2
15.2–16.2BTU/Wh
HSPF2
7.8–8.6BTU/Wh
Cooling Capacity
28200–30600BTU/hr
Refrigerant
R-410A
GWP 2088 · Higher
Key differences
Lennox ML15KSPV-030-230A** is 3% more efficient at 16.7 BTU/Wh versus 16.2 BTU/Wh for the Lennox ML17XP1-030-230A**. The Lennox ML17XP1-030-230A** is larger at 30600 BTU/hr versus 30400 BTU/hr. Lennox ML15KSPV-030-230A** uses a lower-impact refrigerant: R-454B (GWP 470) versus R-410A (GWP 2088). Overall, the Lennox ML15KSPV-030-230A** sits higher in the category, ranking above 63% of certified air-source heat pumps.
Efficiency
| Spec | Lennox | Lennox |
|---|---|---|
| SEER2 (best combination)(BTU/Wh) | 16.7 | 16.2 |
| SEER2 (worst combination)(BTU/Wh) | 15.2 | 15.2 |
| HSPF2 (best combination)(BTU/Wh) | 9.2 | 8.6 |
| HSPF2 (worst combination)(BTU/Wh) | 8.5 | 7.8 |
| EER2 (best combination)(BTU/Wh) | 11.4 | 13.5 |
| COP at 5 °F | 2.10 | 2.38 |
Capacity
| Spec | Lennox | Lennox |
|---|---|---|
| Cooling Capacity (max)(BTU/hr) | 30400 | 30600 |
| Cooling Capacity (min)(BTU/hr) | 28800 | 28200 |
| Heating at 47 °F(BTU/hr) | 31000 | 30000 |
| Heating at 17 °F(BTU/hr) | 23400 | 19600 |
| Heating at 5 °F(BTU/hr) | 20000 | 15400 |
Configuration
| Spec | Lennox | Lennox |
|---|---|---|
| Product Type | HP - Split System | HP - Split System |
| Compressor Staging | Continuously variable | Single stage |
| Cold Climate Certified | No | No |
| Connected Capability | No | No |
| Series | ML15KSPV SERIES | MERIT ML17XP1 Series |
| Indoor-Unit Combinations Rated | 15 | 524 |
Refrigerant
| Spec | Lennox | Lennox |
|---|---|---|
| Type | R-454B | R-410A |
| GWP Rating | R-454B (GWP:470 | Lower GWP) | R-410A (GWP:2088) |