Viessmann Vitocal 300-G WW 301.C12

Specifications and technical data

Water Source (WSHP)ResidentialR410A6.96 kW

Manufacturer	Viessmann
Model	Vitocal 300-G WW 301.C12
Model code	BWC 301.C12 water/water kit
Heat pump type	Water Source (WSHP)
Application	Residential
Refrigerant	R410A
Mode	Heating only
Heating capacity	6.96 kW
COP	6.37 at W10/W35
SCOP	7.23 at W55
Operating range (air)	7.5 to 25 °C
Flow temperature	up to 65 °C
Power input	1.09 kW
Dimensions (H×W×D)	1081 × 600 × 680 mm
Weight	154 kg
Sound power level	41 dB(A) (ErP sound power)
Data added	2026-06-14
Data source	DB-6152485 Vitocal 300-G

Notes

Vitocal 300-G with water/water heat pump conversion kit.

W10/W35 output 6.96 kW COP 6.37; W10/W55 output 6.65 kW COP 3.57; SCOP W55 5.39. Uses same main unit dimensions/weight as BWC brine version.

Where to buy (UK)

UK Supplier	Secon Renewables

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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.