MPC018S4S-1P
Lennox · HP - Split System
17.8–23.5BTU/Wh
9.3–10.7BTU/Wh
16000–18000BTU/hr
R-410A
Lennox MPC018S4S-1P: SEER2 23.5 BTU/Wh, better than 81% of air-source heat pumps (category median 20 BTU/Wh).
SEER2: better than 78% of the 1837 comparable models within 10% of this capacity. Their median is 21 BTU/Wh.
Where this model sits
Better than 81% of air-source heat pumps.
The Lennox MPC018S4S-1P is a 18000 BTU/hr hp - split system using R-410A, a refrigerant with high global warming potential (GWP 2088). At 23.5 BTU/Wh it ranks better than 82% 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 21 BTU/Wh. In this size range, comparable Midea models average 21.4 BTU/Wh and TOSOT models average 21 BTU/Wh.
Specifications
| Efficiency | |
|---|---|
| SEER2 (best combination) | 23.5BTU/Wh |
| SEER2 (worst combination) | 17.8BTU/Wh |
| HSPF2 (best combination) | 10.7BTU/Wh |
| HSPF2 (worst combination) | 9.3BTU/Wh |
| EER2 (best combination) | 12.5BTU/Wh |
| COP at 5 °F | 2.40 |
| Capacity | |
| Cooling Capacity (max) | 18000BTU/hr |
| Cooling Capacity (min) | 16000BTU/hr |
| Heating at 47 °F | 20000BTU/hr |
| Heating at 17 °F | 14900BTU/hr |
| Heating at 5 °F | 13000BTU/hr |
All 25 specifications
| Configuration | |
|---|---|
| Product Type | HP - Split System |
| Compressor Staging | Continuously variable |
| Cold Climate Certified | No |
| Connected Capability | No |
| Series | M series |
| Indoor-Unit Combinations Rated | 13 |
| Refrigerant | |
| Type | R-410A |
| GWP Rating | R-410A (GWP:2088) |
| Identifiers | |
| Model Number | MPC018S4S-1P |
| ENERGY STAR ID | ES_1082495_MPC018S4S-1P_04262023003158_6525617 |
| Partner | Lennox Industries |
| Date Certified | 2026-04-27 |
| Available From | 2022-10-01 |
| Markets | United States, Canada |
Documentation
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