Hitachi Yutaki S (32 kW)

Specifications and technical data

Also known as: RWM-10HFSN3E / RAS-10HRNME-AF

✓ BUS eligibleAir Source (ASHP)ResidentialR410A32 kW

Manufacturer	Hitachi
Model	Yutaki S
Model code	RAS-10HRNME-AF
Heat pump type	Air Source (ASHP) All Air Source heat pumps →
Application	Residential All Residential heat pumps →
Refrigerant	R410A All R410A heat pumps →
Mode	Heating & cooling
Heating capacity	32 kW
Max heating output (low temp)	21.6 kW at A-7/W35
COP (heating)	4.41 at A7/W35
Operating range (air)	-20 to 35 °C
Heating flow temperature	up to 60 °C
Electrical supply	380-415V (Three Phase)
Cooling capacity	18.4 kW
Max cooling output (high temp)	18.4 kW at A35/W7
EER (cooling)	3.12 at A35/W7
Dimensions (H×W×D)	1650 × 1100 × 390 mm
Operational Weight	170 kg
Data added	2026-10-20
Data source	Hitachi Yutaki Heat Pumps UK sizing guide / product leaflet (Yutaki-M, Yutaki-S, Yutaki-S80)
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.	MCS HP0032/33
MCS certification	✓ MCS listed
MCS certificate no.	MCS HP0032/33

Free data sheet (PDF) →

Hitachi Yutaki S RAS-10HRNME-AF R410A split air-to-water heat pump outdoor unit (with RWM-10(H)FSN3E indoor unit), heating and cooling, flow up to 60 °C.

Where to buy (UK)

UK Supplier	The Heat Pump Warehouse
UK Supplier	Secon Renewables

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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.