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GalmetPrima S 16GT

The Galmet Prima S 16GT is an air-to-water heat pump with a SCOP of 4.62 (35 °C) and a sound power level of 68 dB(A).1

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SCOP (35 °C)
4.621

Seasonal efficiency: how much heat you get per kWh of electricity across a heating season.

Heating capacity (A7/W35)
16kW1
Official source
Outdoor unit sound power
68dB(A)1
Official source
Refrigerant
R321
Official source
Type (source)
Air-to-water1
Official source

Technical specifications

General
Type (source) Air-to-water1
Performance
Heating capacity (A7/W35) 16 kW1
Rated output 35 °C 15.21 kW1
Rated output 55 °C 13.02 kW1
Min. outdoor temperature -22 °C1
Efficiency
SCOP (35 °C) 4.621
SCOP (55 °C) 3.411
Seasonal efficiency ηs 35 °C 182 %1
Seasonal efficiency ηs 55 °C 133 %1
Energy label 35 °C A, , , 1
Energy label 55 °C A, , 1
COP A7/W35 4.51
Noise
Outdoor unit sound power 68 dB(A)1
Indoor unit sound power 43 dB(A)1
Refrigerant
Refrigerant R321
Refrigerant GWP 6751
Refrigerant charge 1.84 kg1

Variants

This model is registered in 4 combinations (for example with a different indoor unit or cylinder) with exactly the same performance. All figures on this page apply to each of these types. The part of the type number that differs is in bold; small differences (e.g. cylinder volume or anode) are listed after it:

  • Prima S 16GT
  • Prima 16GT — Heating capacity (A7/W35): 15.9 kW
  • Prima 3F 16GT — Heating capacity (A7/W35): 15.9 kW
  • Prima S3F 16GT

Frequently asked questions

Which refrigerant does the Galmet Prima S 16GT use?

The Galmet Prima S 16GT uses R32.1

Sources

  1. Heat Pump Keymark certificates — EHPA / DIN CERTCO (Heat Pump KEYMARK) · accessed 29 Sept 2026