Nibe F1355 (6–38.5 kW)

Specifications and technical data

✓ BUS eligibleGround Source (GSHP)CommercialR410A / R407C6–38.5 kW

Manufacturer	Nibe
Model	F1355
Model code	F1355-43
Heat pump type	Ground Source (GSHP) All Ground Source heat pumps →
Application	Commercial All Commercial heat pumps →
Refrigerant	R410A / R407C
Mode	Heating only
Heating capacity	6–38.5 kW
Max heating output (low temp)	31.1 kW at W0/W35
COP (heating)	4.38 at B0/W35
SCOP (heating)	5 at W55
Operating range (air)	-12 to 35 °C
Heating flow temperature	3–70 °C
Power input	7.1 kW
Electrical supply	380-415V (Three Phase)
Dimensions (H×W×D)	1800 × 600 × 600 mm
Operational Weight	362 kg
Sound power level	47 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.	012-C700002
MCS certification	✓ MCS listed
MCS certificate no.	012-C700002
MCS listing	View on MCS ↗

Free data sheet (PDF) →

View manufacturer page →

Nibe F1355 is a 43 kW ground source heat pump, using R410A / R407C refrigerant.

Where to buy (UK)

UK Supplier	Baxter Heat Pumps
UK Supplier	IMS Heat Pumps

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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.