Viessmann Vitocal 300-G BWC (3.8–15.9 kW)

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Viessmann Vitocal 300-G BWC (3.8–15.9 kW)

Specifications and technical data

Ground Source (GSHP)ResidentialR410A3.8–15.9 kW

Manufacturer	Viessmann
Model	Vitocal 300-G BWC
Model code	Vitocal 300-G BWC 301.C16
Heat pump type	Ground Source (GSHP)
Application	Residential
Refrigerant	R410A
Mode	Heating only
Heating capacity	3.8–15.9 kW
Max heating output (low temp)	7.5 kW at B0/W35
COP (heating)	4.95 at B0/W35
SCOP (heating)	5.64 at W55
Operating range (air)	-10 to 25 °C
Heating flow temperature	up to 65 °C
Power input	1.5 kW
Electrical supply	380-415V (Three Phase)
Dimensions (H×W×D)	1081 × 600 × 680 mm
Operational Weight	163 kg
Sound power level	44 dB(A) (Sound Power LW(A))
Data added	2026-06-14
Data source	Manufacturer Data Sheet
MCS certification	✓ MCS listed — eligible for Boiler Upgrade Scheme (MCS-certified install required)
MCS certificate no.	011-1W0212
MCS listing	View on MCS ↗

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Viessmann Vitocal 300-G BWC is a 15.9 kW ground source heat pump, using R410A refrigerant.

Where to buy (UK)

UK Supplier	Secon Renewables
UK Supplier	Pirate Heating Supplies
UK Supplier	Beet BG
UK Supplier	GetPlumb
UK Supplier	Solar Trading

✓ Manually verified by Heat Pump Database

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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.