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ES Heat Pumps ES M15 R290 3 Ph
Model code: 120704
✓ BUS eligible✓ MCS listedAir Source (ASHP)ResidentialHeating & cooling
Heating capacity
5.6–16.5 kW
SCOP
4.72
W35
COP
5.05
A7/W35
Max flow temp
70°C
Sound power
57 dB(A)
Refrigerant
R290
Boiler Upgrade Scheme
✓ BUS eligible
Listed on the Ofgem BUS Product Eligibility List (24 Sep 2026).
PEL certificate: 007-DQ0208_1
Grant also needs an MCS-certified installer and a qualifying system design.
MCS certification
✓ MCS listed
Certificate: 007-DQ0208
| General | |
|---|---|
| Heat pump type | Air Source (ASHP) |
| Application | Residential |
| Refrigerant | R290 |
| Mode | Heating & cooling |
| Heating performance | |
| Heating capacity | 5.6–16.5 kW |
| Max heating output (low temp) | 16.5 kW at A7/W35 |
| COP (heating) | 5.05 at A7/W35 |
| SCOP (heating) | 4.72 at W35 |
| Operating range (air) | -25 to 45 °C |
| Heating flow temperature | up to 70 °C |
| Cooling performance | |
| Cooling capacity | 6.9 kW |
| Max cooling output (high temp) | 6.9 kW at A35/W7 |
| EER (cooling) | 3.65 at A35/W7 |
| Cooling flow temperature | 7–18 °C |
| Electrical, acoustic and physical | |
| Power input | 4.17 kW |
| Electrical supply | 380-415V (Three Phase) |
| Sound power level | 57 dB(A) (Sound Power LW(A)) |
| Dimensions (H×W×D) | 1492 × 1142 × 428 mm |
| Operational Weight | 187 kg |
Test conditions: A = outdoor air °C, W = flow water °C (e.g. A7/W35 = 7°C air, 35°C flow). Compare COP and SCOP only at the same conditions.