Ochsner GMSW (GMSW 7 HK plus VX)

Specifications and technical data

Ground Source (GSHP)ResidentialR407C6.5 kW

Manufacturer	Ochsner
Model	GMSW
Model code	GMSW 7 HK plus VX
Heat pump type	Ground Source (GSHP) All Ground Source heat pumps →
Application	Residential All Residential heat pumps →
Refrigerant	R407C All R407C heat pumps →
Mode	Heating and Cooling
Heating capacity	6.5 kW
Max heating output (low temp)	5.8 kW at B0/W60
COP (heating)	4.1 at B0/W35
SCOP (heating)	4.33 at W35
Operating range (air)	-6 to 20 °C
Heating flow temperature	up to 65 °C
Electrical supply	220-240V (Single Phase)
Cooling capacity	7.3 kW
Max cooling output (high temp)	4.9 kW at B25/W7
EER (cooling)	4.9 at B25/W18
Dimensions (H×W×D)	1150 × 600 × 650 mm
Operational Weight	115 kg
Sound power level	41 dB(A) (Sound Power LW(A))
Data added	25/07/2026
Data source	Manufacturer datasheet
Verification	Verified by a human

Free data sheet (PDF) →

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Ochsner GMSW is a 6.5 kW ground source heat pump, providing heating and cooling, using R407C refrigerant.

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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.