Ochsner GMSW (GMSW 14 plus)
Specifications and technical data
Ground Source (GSHP)ResidentialR410A13.2 kW
| Manufacturer | Ochsner |
|---|---|
| Model | GMSW |
| Model code | GMSW 14 plus |
| Heat pump type | Ground Source (GSHP) All Ground Source heat pumps → |
| Application | Residential All Residential heat pumps → |
| Refrigerant | R410A All R410A heat pumps → |
| Mode | Heating only |
| Heating capacity | 13.2 kW |
| Max heating output (low temp) | 11.8 kW at B0/W60 |
| COP (heating) | 4.8 at B0/W35 |
| SCOP (heating) | 5.4 at W35 |
| Operating range (air) | -5 to 20 °C |
| Heating flow temperature | up to 65 °C |
| Electrical supply | 380-415V (Three Phase) |
| Dimensions (H×W×D) | 1150 × 400 × 650 mm |
| Operational Weight | 171 kg |
| Sound power level | 50 dB(A) (Sound Power LW(A)) |
| Data added | 26/07/2026 |
| Data source | Manufacturer datasheet |
| Verification | Verified by a human |
Ochsner GMSW is a 13.2 kW ground source heat pump, using R410A 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.
Reviews & further reading
- Manufacturer OCHSNER Heat Pumps | Product overview — OchsnerCovers the wider Ochsner range
Alternatives to consider
Three Ground Source (GSHP) heat pumps from other manufacturers closest in capacity to this one.
Evo 13
Kensa · K130-S1H
- Capacity
- 13 kW
- SCOP
- 4.4 (W55)
- Sound power
- 49.7 dB(A)
- Refrigerant
- R407C
- Price
- ~£9,065
S1256
Nibe · S1256-13
- Capacity
- 3–13 kW
- SCOP
- 5.88 (W55)
- Sound power
- 47 dB(A)
- Refrigerant
- R454B
Vitocal 200-G
Viessmann · Vitocal 200-G BWC 201.B13
- Capacity
- 12.97 kW
- SCOP
- 5.31 (W35)
- Sound power
- 49 dB(A)
- Refrigerant
- R410A
More from Ochsner
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Other Ground Source (GSHP) heat pumps
WZSV
GSHP · 0.77–6 kW
WZSV
GSHP · 3.32 kW · BUS eligible
WZSV
GSHP · 4 kW · BUS eligible
WZSV
GSHP · 5.06 kW · BUS eligible
WZS
GSHP · 4.7 kW · BUS eligible
WZS
GSHP · 7.7 kW
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