MMLD009S6S-1P
Lennox · HP - Mini or Multi Split
18.9–22.1BTU/Wh
9.5–10.6BTU/Wh
9000–9100BTU/hr
Yes
Lennox MMLD009S6S-1P: SEER2 22.1 BTU/Wh, around the middle of the range for air-source heat pumps (category median 20 BTU/Wh).
Where this model sits
The Lennox MMLD009S6S-1P is a 9100 BTU/hr hp - mini or multi split using R-32, a refrigerant with moderate global warming potential (GWP 675). At 22.1 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 about as efficient as the peer median of 23 BTU/Wh. In this size range, comparable Hisense models average 22.5 BTU/Wh and TOSOT models average 25.5 BTU/Wh.
Specifications
| Efficiency | |
|---|---|
| SEER2 (best combination) | 22.1BTU/Wh |
| SEER2 (worst combination) | 18.9BTU/Wh |
| HSPF2 (best combination) | 10.6BTU/Wh |
| HSPF2 (worst combination) | 9.5BTU/Wh |
| EER2 (best combination) | 14BTU/Wh |
| COP at 5 °F | 1.80 |
| Capacity | |
| Cooling Capacity (max) | 9100BTU/hr |
| Cooling Capacity (min) | 9000BTU/hr |
| Heating at 47 °F | 12000BTU/hr |
| Heating at 17 °F | 9700BTU/hr |
| Heating at 5 °F | 9600BTU/hr |
All 25 specifications
| Configuration | |
|---|---|
| Product Type | HP - Mini or Multi Split |
| Compressor Staging | Continuously variable |
| Cold Climate Certified | Yes |
| Connected Capability | No |
| Series | Slim Duct (LSP) Premium (CAC) |
| Indoor-Unit Combinations Rated | 5 |
| Refrigerant | |
| Type | R-32 |
| GWP Rating | R-32 (GWP:675 | Lower GWP) |
| Identifiers | |
| Model Number | MMLD009S6S-1P |
| ENERGY STAR ID | ES_1082495_MMLD009S6S-1P_12112024111203_23216581328 |
| Partner | Lennox Industries |
| Date Certified | 2026-05-13 |
| Available From | 2024-12-11 |
| Markets | United States, Canada |
Documentation
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