Best Medium Heat Pumps (7–12 kW) by SCOP
Top 20 of 266 qualifying products · updated 2026-07-29
The 7–12 kW band covers most three- and four-bedroom UK homes. Ranked by SCOP — seasonal efficiency at 35°C flow.
| # | Model | Capacity | SCOP | Refrigerant | Noise |
|---|---|---|---|---|---|
| 1 | Acond Grandis-R | 8.8 kW | 5.58 | R290 | 47.7 dB(A) |
| 2 | LG Therma V R290 Monobloc 12kW | 12 kW | 5.45 | R290 | 49 dB(A) |
| 3 | Baxi HP60 High Monobloc, 4kW | 4.4–6.86 kW | 5.34 | R290 | 48 dB(A) |
| 4 | Nibe S2125 | 10.31 kW | 5.33 | R290 | 55 dB(A) |
| 5 | M-Tec AHPA412 | 4–12 kW | 5.3 | R290 | 44 dB(A) |
| 6 | Haier HPM 8kW | 8 kW | 5.25 | R290 | 50 dB(A) |
| 7 | LG Therma V R290 Monobloc 9kW | 9 kW | 5.23 | R290 | 49 dB(A) |
| 8 | Baxi HP60 High Monobloc, 6kW | 6.26–7.7 kW | 5.22 | R290 | 48 dB(A) |
| 9 | Haier HPM 10kW | 10 kW | 5.21 | R290 | 52 dB(A) |
| 10 | Riello NXHM 008 | 3.36–8.4 kW | 5.21 | R32 | 59 dB(A) |
| 11 | Riello Domus M 008 | 3.32–8.3 kW | 5.21 | R32 | 59 dB(A) |
| 12 | Riello Family Sprint 8M | 3.32–8.3 kW | 5.21 | R32 | 59 dB(A) |
| 13 | Airwell Wellea Monobloc | 8.4 kW | 5.21 | R32 | 59 dB(A) |
| 14 | Baxi HP60 High Monobloc, 8kW | 8.5–11.05 kW | 5.2 | R290 | 49 dB(A) |
| 15 | Grant Aerona3 R32 10kW | 11.1 kW | 5.2 | R32 | 64 dB(A) |
| 16 | Haier Hydro Split R290 | 8 kW | 5.2 | R290 | 59 dB(A) |
| 17 | Haier Monobloc GT R290 | 8 kW | 5.2 | R290 | 59 dB(A) |
| 18 | Firebird Enviroair | 10 kW | 5.2 | R32 | 60 dB(A) |
| 19 | Ideal Heating Logic Air 10kW | 10.3 kW | 5.19 | R32 | 55 dB(A) |
| 20 | Midea M Thermal R290 | 7.8 kW | 5.19 | R290 | 60 dB(A) |
Rankings are generated automatically from manufacturer-published data in the Heat Pump Database and refresh as new products are added. Figures come from different manufacturers’ datasheets and certification documents; always confirm specifications with the manufacturer. Products without the relevant published figure are excluded.