4HP17L18P-**A
ALLIED · HP - Split System
15.2–16.8BTU/Wh
7.8–8.5BTU/Wh
18000BTU/hr
R-410A
ALLIED 4HP17L18P-**A: SEER2 16.8 BTU/Wh, around the middle of the range for air-source heat pumps (category median 20 BTU/Wh).
SEER2: worse than 86% of the 1837 comparable models within 10% of this capacity. Their median is 21 BTU/Wh.
Where this model sits
The ALLIED 4HP17L18P-**A is a 18000 BTU/hr hp - split system using R-410A, a refrigerant with high global warming potential (GWP 2088). At 16.8 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 less 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) | 16.8BTU/Wh |
| SEER2 (worst combination) | 15.2BTU/Wh |
| HSPF2 (best combination) | 8.5BTU/Wh |
| HSPF2 (worst combination) | 7.8BTU/Wh |
| EER2 (best combination) | 14BTU/Wh |
| COP at 5 °F | 2.16 |
| Capacity | |
| Cooling Capacity (max) | 18000BTU/hr |
| Cooling Capacity (min) | 18000BTU/hr |
| Heating at 47 °F | 18000BTU/hr |
| Heating at 17 °F | 12100BTU/hr |
| Heating at 5 °F | 9700BTU/hr |
All 25 specifications
| Configuration | |
|---|---|
| Product Type | HP - Split System |
| Compressor Staging | Single stage |
| Cold Climate Certified | No |
| Connected Capability | No |
| Series | 4HP17 SERIES |
| Indoor-Unit Combinations Rated | 256 |
| Refrigerant | |
| Type | R-410A |
| GWP Rating | R-410A (GWP:2088) |
| Identifiers | |
| Model Number | 4HP17L18P-**A |
| ENERGY STAR ID | ES_1082495_4HP17L18P-**A_08182023183139_9556923 |
| Partner | Lennox Industries |
| Date Certified | 2026-05-27 |
| Available From | 2023-12-01 |
| Markets | United States, Canada |
Documentation
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