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Mitsubishi Electric Ecodan R32 Monobloc

Model code: PUZ-WM50VHA
✓ BUS eligible✓ MCS listedAir Source (ASHP)ResidentialHeating only
Heating capacity
5 kW
SCOP
4.57
W35
COP
3
A-7/W35
Sound power
61 dB(A)
Refrigerant
R32

Boiler Upgrade Scheme

✓ BUS eligible

Listed on the Ofgem BUS Product Eligibility List (24 Sep 2026).

PEL certificate: 037-0032-20-01

Grant also needs an MCS-certified installer and a qualifying system design.

MCS certification

✓ MCS listed

Certificate: 037-0032-20-01; 037-0032-20-02

General
Heat pump typeAir Source (ASHP)
ApplicationResidential
RefrigerantR32
ModeHeating only
Heating performance
Heating capacity5 kW
Max heating output (low temp)5 kW at A-7/W35
COP (heating)3 at A-7/W35
SCOP (heating)4.57 at W35
Operating range (air)-20 to 35 °C
Electrical, acoustic and physical
Electrical supply220-240V (Single Phase)
Sound power level61 dB(A) (Sound Power LW(A))
Dimensions (H×W×D)943 × 950 × 360 mm
Operational Weight71 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.