Riello NXHM 022T

Specifications and technical data

Air Source (ASHP)ResidentialR325.28–22 kW

Manufacturer	Riello
Model	NXHM 022T
Model code	NXHM 022T
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	5.28–22 kW
Max heating output (low temp)	22 kW at A7/W55
COP (heating)	4.4 at A7/W35
SCOP (heating)	4.53 at W35
Heating flow temperature	up to 60 °C
Power input	12.5 kW
Electrical supply	380-415V (Three Phase)
Cooling capacity	23 kW
Max cooling output (high temp)	21 kW at A35/W7
Cooling flow temperature	7–18 °C
EER (cooling)	2.95 at A35/W7
SEER (cooling)	4.7 at W7
Operational Weight	177 kg
Sound power level	73 dB(A) (Sound Power LW(A))
Price (unit only)	~£17,046 (checked 2026-08-03)
Data added	2026-07-06
Data source	Manufacturer Data Sheet
Verification	Verified by a human
MCS certification	✓ MCS listed

Free data sheet (PDF) →

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

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Riello NXHM 022T is a 22.0 kW air source heat pump, providing heating and cooling, using R32 refrigerant.

Where to buy (UK)

UK Supplier	Midsummer Wholesale
UK Supplier	UK Renewable Supplies
UK Supplier	Eco Wizard
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.