heatpumpdatabaseProduct data sheetheatpumpdatabase.com
PHNIX GreenTherm 6
Model code: PASRW020-BP-PS-D
✓ BUS eligibleAir Source (ASHP)ResidentialHeating & cooling
Heating capacity
3.1–8.9 kW
COP
3.81
A7/W35
Max flow temp
75°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: BSI KM 748508/7
Grant also needs an MCS-certified installer and a qualifying system design.
MCS certification
No MCS listing recorded.
| General | |
|---|---|
| Heat pump type | Air Source (ASHP) |
| Application | Residential |
| Refrigerant | R290 |
| Mode | Heating & cooling |
| Heating performance | |
| Heating capacity | 3.1–8.9 kW |
| COP (heating) | 3.81 at A7/W35 |
| Operating range (air) | -25 to 43 °C |
| Heating flow temperature | up to 75 °C |
| Cooling performance | |
| Cooling capacity | 5.72 kW |
| Cooling flow temperature | 5–25 °C |
| Electrical, acoustic and physical | |
| Power input | 3 kW |
| Electrical supply | 220-240V (Single Phase) |
| Sound power level | 57 dB(A) (Sound Power LW(A)) |
| Dimensions (H×W×D) | 798 × 1187 × 407 mm |
| Operational Weight | 80 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.