Mitsubishi Electric Ecodan R32 Monobloc (6 kW)

Specifications and technical data

✓ BUS eligibleAir Source (ASHP)ResidentialR326 kW

Manufacturer	Mitsubishi Electric
Model	Ecodan R32 Monobloc
Model code	PUZ-WM60VAA-BS
Heat pump type	Air Source (ASHP) All Air Source heat pumps →
Application	Residential All Residential heat pumps →
Refrigerant	R32 All R32 heat pumps →
Mode	Heating only
Heating capacity	6 kW
Max heating output (low temp)	6 kW at A-7/W35
COP (heating)	3.2 at A-7/W35
SCOP (heating)	4.9 at W35
Operating range (air)	-20 to 35 °C
Heating flow temperature	up to 55 °C
Power input	1.88 kW
Electrical supply	220-240V (Single Phase)
Dimensions (H×W×D)	1020 × 1050 × 480 mm
Operational Weight	98 kg
Sound power level	58 dB(A) (Sound Power LW(A))
Price (unit only)	~£2,578.80 (checked 28/08/2026)
Data added	2026-07-01
Data source	Manufacturer Data Sheet
Verification	Verified by a human
Boiler Upgrade Scheme	✓ BUS eligible — Listed on the Ofgem BUS Product Eligibility List (24 Sep 2026). Grant also needs an MCS-certified installer and a qualifying system design. Funding guide
PEL certificate no.	037-0033-20-02
MCS certification	✓ MCS listed
MCS certificate no.	037-0033-20-02
MCS listing	View on MCS ↗
Real-world performance data	View on HeatpumpMonitor.org ↗

Free data sheet (PDF) →

Check noise at a neighbour’s window (MCS 020 a) →

View manufacturer page →

Mitsubishi Electric Ecodan R32 Monobloc is a 6 kW air source heat pump, using R32 refrigerant.

Where to buy (UK)

UK Supplier	The Heat Pump Warehouse
UK Supplier	Secon Renewables
UK Supplier	City Plumbing
UK Supplier	BHL
UK Supplier	Quality Heating

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Data is compiled from manufacturer sources and may contain errors or gaps. Always confirm specifications with the manufacturer before making decisions.

Reviews & further reading

Manufacturer Ecodan R32 Air Source Heat Pump — Mitsubishi Electric
Manufacturer Ecodan R32 Compact Air Source Heat Pump — Mitsubishi Electric
Review Mitsubishi Ecodan air source heat pump review — Federation of Master Builders
Covers the Ecodan range generally, not this specific R32 monobloc variant only.
Review Mitsubishi Ecodan 11.2kw R410a monobloc heat pump review — Homebuilding & Renovating
Long-term homeowner review (5 years on) of an earlier R410A Ecodan monobloc from the same range; written by Homebuilding's renewables expert David Hilton.
Real-world data Real-world performance: Mitsubishi Ecodan 6kW — HeatpumpMonitor.org
5 monitored systems listed (Sept 2026)