Stiebel Eltron WPE-I 08 HK Premium 230V

Specifications and technical data

✓ BUS eligibleGround Source (GSHP)ResidentialR454C1–7.6 kW

Manufacturer	Stiebel Eltron
Model	WPE-I 08 HK Premium 230V
Model code	238615
Heat pump type	Ground Source (GSHP) All Ground Source heat pumps →
Application	Residential All Residential heat pumps →
Refrigerant	R454C All R454C heat pumps →
Mode	Heating & cooling
Heating capacity	1–7.6 kW
Max heating output (low temp)	7.6 kW at B0/W35
COP (heating)	4.67 at B0/W35
SCOP (heating)	5.12 at W35
Heating flow temperature	up to 75 °C
Electrical supply	220-240V (Single Phase)
Cooling capacity	4 kW
Dimensions (H×W×D)	1404 × 598 × 658 mm
Operational Weight	180 kg
Sound power level	38 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.	011-1W0394_05
MCS certification	✓ MCS listed
MCS certificate no.	011-1W0394_05
MCS listing	View on MCS ↗

Free data sheet (PDF) →

View manufacturer page →

Stiebel Eltron WPE-I 08 HK Premium 230V is a 7.6 kW ground source heat pump, providing heating and cooling, using R454C 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.