AO21-09N2-B1
AI AIR CONDITIONING · HP - Mini or Multi Split
21.5BTU/Wh
9BTU/Wh
9000BTU/hr
Yes
AI AIR CONDITIONING AO21-09N2-B1: SEER2 21.5 BTU/Wh, around the middle of the range for air-source heat pumps (category median 20 BTU/Wh).
Where this model sits
The AI AIR CONDITIONING AO21-09N2-B1 is a 9000 BTU/hr hp - mini or multi split using R-454B, a refrigerant with moderate global warming potential (GWP 470). At 21.5 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 23 BTU/Wh. In this size range, comparable TOSOT models average 25.5 BTU/Wh and Hisense models average 22.8 BTU/Wh.
Specifications
| Efficiency | |
|---|---|
| SEER2 (best combination) | 21.5BTU/Wh |
| SEER2 (worst combination) | 21.5BTU/Wh |
| HSPF2 (best combination) | 9BTU/Wh |
| HSPF2 (worst combination) | 9BTU/Wh |
| EER2 (best combination) | 12.5BTU/Wh |
| COP at 5 °F | 1.95 |
| Capacity | |
| Cooling Capacity (max) | 9000BTU/hr |
| Cooling Capacity (min) | 9000BTU/hr |
| Heating at 47 °F | 10000BTU/hr |
| Heating at 17 °F | 8000BTU/hr |
| Heating at 5 °F | 7000BTU/hr |
All 25 specifications
| Configuration | |
|---|---|
| Product Type | HP - Mini or Multi Split |
| Compressor Staging | Continuously variable |
| Cold Climate Certified | Yes |
| Connected Capability | No |
| Series | AO Series |
| Indoor-Unit Combinations Rated | 1 |
| Refrigerant | |
| Type | R-454B |
| GWP Rating | R-454B (GWP:470 | Lower GWP) |
| Identifiers | |
| Model Number | AO21-09N2-B1 |
| ENERGY STAR ID | ES_1150712_AO21-09N2-B1_10142024222047_64031 |
| Partner | Ai Air Conditioning Corp |
| Date Certified | 2026-05-06 |
| Available From | 2024-10-10 |
| Markets | United States, Canada |
Documentation
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