Nibe S1156

Specifications and technical data

Ground Source (GSHP)ResidentialR454B3–13 kW

Manufacturer	Nibe
Model	S1156
Model code	S1156-13
Heat pump type	Ground Source (GSHP)
Application	Residential
Refrigerant	R454B
Mode	Heating only
Heating capacity	3–13 kW
COP	5.06 at B0/W35
SCOP	5.88 at W55
Operating range (air)	from -12 °C
Flow temperature	up to 70 °C
Power input	1.01 kW
Dimensions (H×W×D)	1500 × 600 × 620 mm
Weight	171 kg
Sound power level	47 dB(A) (Sound power LWA EN12102 at B0/W35; range shown in source)
Data added	2026-06-12
Data source	NIBE installer manuals / technical data

Notes

R454B inverter-controlled ground source heat pump for heating, designed for connection to external hot water cylinder.

Part no. 065708. EN14511 B0/W35 nominal: capacity 5.12 kW, power input 1.01 kW, COP 5.06. Output range 3-13 kW. SCOP average climate 35/55°C 5.88/4.29. R454B charge 1.45 kg. Max supply line factory setting 70°C; compressor working range provides up to 65°C at -5°C incoming brine. No integrated DHW cylinder; can be used with VPB S300 hot water heater.

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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.