4SHP22LX160P-**A
Armstrong Air · HP - Split System
16–19BTU/Wh
7.8–8.7BTU/Wh
54000–55000BTU/hr
R-410A
Armstrong Air 4SHP22LX160P-**A: SEER2 19 BTU/Wh, around the middle of the range for air-source heat pumps (category median 20 BTU/Wh).
Where this model sits
The Armstrong Air 4SHP22LX160P-**A is a 55000 BTU/hr hp - split system using R-410A, a refrigerant with high global warming potential (GWP 2088). At 19 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 17.3 BTU/Wh. Comparable models from Midea in this size range average 17.8 BTU/Wh.
Specifications
| Efficiency | |
|---|---|
| SEER2 (best combination) | 19BTU/Wh |
| SEER2 (worst combination) | 16BTU/Wh |
| HSPF2 (best combination) | 8.7BTU/Wh |
| HSPF2 (worst combination) | 7.8BTU/Wh |
| EER2 (best combination) | 12BTU/Wh |
| COP at 5 °F | 2.12 |
| Capacity | |
| Cooling Capacity (max) | 55000BTU/hr |
| Cooling Capacity (min) | 54000BTU/hr |
| Heating at 47 °F | 56000BTU/hr |
| Heating at 17 °F | 38000BTU/hr |
| Heating at 5 °F | 31200BTU/hr |
All 25 specifications
| Configuration | |
|---|---|
| Product Type | HP - Split System |
| Compressor Staging | Continuously variable |
| Cold Climate Certified | No |
| Connected Capability | No |
| Series | 4SHP22LX SERIES |
| Indoor-Unit Combinations Rated | 24 |
| Refrigerant | |
| Type | R-410A |
| GWP Rating | R-410A (GWP:2088) |
| Identifiers | |
| Model Number | 4SHP22LX160P-**A |
| ENERGY STAR ID | ES_1082495_4SHP22LX160P-**A_11282023153532_2439106 |
| Partner | Lennox Industries |
| Date Certified | 2026-05-27 |
| Available From | 2023-11-15 |
| Markets | United States, Canada |
Documentation
We link to manufacturer documentation at its original source rather than rehosting it, so you always get the current revision.