Ares Renewables MB5 (9 kW)

Specifications and technical data

✓ BUS eligibleAir Source (ASHP)ResidentialR329 kW

Manufacturer	Ares Renewables
Model	MB5
Model code	M509V3
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 & cooling
Heating capacity	9 kW
Max heating output (low temp)	8.5 kW at A7/W55
COP (heating)	4.9 at A7/W35
SCOP (heating)	4.95 at W35
Operating range (air)	-25 to 35 °C
Heating flow temperature	25–60 °C
Electrical supply	220-240V (Single Phase)
Cooling capacity	8 kW
Max cooling output (high temp)	8 kW at A35/W7
Cooling flow temperature	5–25 °C
EER (cooling)	2.9 at A35/W7
Dimensions (H×W×D)	790 × 1250 × 380 mm
Operational Weight	108 kg
Sound power level	63 dB(A) (Sound Power LW(A))
Data added	2026-10-20
Data source	Ares Power heat pumps catalogue
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.	24.01.010
MCS certification	✓ MCS listed
MCS certificate no.	24.01.010

Free data sheet (PDF) →

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

Ares MB5 M509V3 R32 DC-inverter air-to-water monobloc heat pump, 9 kW at A7/W35, flow 25-60 °C, heating and cooling, single-phase.

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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.