Stiebel Eltron WPE-I 44 H Premium 400V

Specifications and technical data

Also known as: WPE-I 44 H 400 Premium

✓ BUS eligibleGround Source (GSHP)CommercialR410A11–44 kW

Manufacturer	Stiebel Eltron
Model	WPE-I 44 H Premium 400V
Model code	201413
Heat pump type	Ground Source (GSHP) All Ground Source heat pumps →
Application	Commercial All Commercial heat pumps →
Refrigerant	R410A All R410A heat pumps →
Mode	Heating only
Heating capacity	11–44 kW
Max heating output (low temp)	44 kW at B0/W35
COP (heating)	4.6 at B0/W35
SCOP (heating)	5.65 at W35
Heating flow temperature	up to 65 °C
Electrical supply	380-415V (Three Phase)
Dimensions (H×W×D)	1723 × 692 × 803 mm
Operational Weight	300 kg
Sound power level	56 dB(A) (Sound Power LW(A))
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.	011-1W0333
MCS certification	✓ MCS listed
MCS certificate no.	011-1W0333
MCS listing	View on MCS ↗

Free data sheet (PDF) →

View manufacturer page →

Stiebel Eltron WPE-I 44 H Premium 400V is a 44 kW ground source heat pump, using R410A refrigerant.

Where to buy (UK)

UK Supplier	Midsummer Wholesale
UK Supplier	Heat Pump Central

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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.