Heat pumps · MT

NIBEF1145-15

The NIBE F1145-15 is a heat pump with SCOP (35 °C) 4.57 and refrigerant R407C.^1,2

Last updated: 29 September 2026 Technical specifications ⇄ Compare this model

SCOP (35 °C): 4.57²

Seasonal efficiency: how much heat you get per kWh of electricity across a heating season.
Refrigerant: R407C²

Official source
Type (source): Ground source²

Official source
Rated output 35 °C: 18kW²

Official source
Rated output 55 °C: 18kW²

Official source

Technical specifications

General
Type (source)	Ground source²
Performance
Rated output 35 °C	18 kW²
Rated output 55 °C	18 kW²
Efficiency
SCOP (35 °C)	4.57²
SCOP (55 °C)	3.65²
Seasonal efficiency ηs 35 °C	175 %²
Seasonal efficiency ηs 55 °C	138 %²
Energy label 35 °C	A, , , ²
Energy label 55 °C	A, , ²
Noise
Indoor unit sound power	43 dB(A)²
Refrigerant
Refrigerant	R407C²
Refrigerant GWP	1,774²
Refrigerant charge	2 kg²
Grants & market
ISDE grant (NL)	5,625 €¹

Manufacturer documentation

Product page (nibe.eu)
Brochure / leaflet — NIBE F1145 – Product leaflet (PBD) (assetstore.nibe.se)
Manual — NIBE F1145 – Installer manual (IHB) (assetstore.nibe.se)

External links to NIBE's official website. The manufacturer may change or move documents; where they differ, the manufacturer's latest version applies.

Frequently asked questions

What is the SCOP (35 °C) of the NIBE F1145-15?

The SCOP (35 °C) of the NIBE F1145-15 is 4.57.^1,2

Which refrigerant does the NIBE F1145-15 use?

The refrigerant of the NIBE F1145-15 is R407C.^1,2

Sources

ISDE heat pump notification code list — Rijksdienst voor Ondernemend Nederland (RVO) · accessed 27 Sept 2026
Heat Pump Keymark certificates — EHPA / DIN CERTCO (Heat Pump KEYMARK) · accessed 29 Sept 2026

Key figures