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ClivetWiSAN-YME 1 S 4.1

Clivet WiSAN-YME 1 S 4.1
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The Clivet WiSAN-YME 1 S 4.1 is an air-to-water heat pump with a SCOP of 5.21 (35 °C) and a sound power level of 59 dB(A).1,2

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SCOP (35 °C)
5.212

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

Heating capacity (A7/W35)
8.4kW2
Official source
Outdoor unit sound power
59dB(A)2
Official source
Refrigerant
R322
Official source
Type (source)
Air-to-water2
Official source

Technical specifications

General
Type (source) Air-to-water2
Performance
Heating capacity (A7/W35) 8.4 kW2
Rated output 35 °C 8.12 kW2
Rated output 55 °C 6.6 kW2
Min. outdoor temperature -22 °C2
Efficiency
SCOP (35 °C) 5.212
SCOP (55 °C) 3.362
Seasonal efficiency ηs 35 °C 205 %2
Seasonal efficiency ηs 55 °C 132 %2
Energy label 35 °C A, , , 2
Energy label 55 °C A, , 2
COP A7/W35 5.152
Noise
Outdoor unit sound power 59 dB(A)2
Refrigerant
Refrigerant R322
Refrigerant GWP 6752
Refrigerant charge 1.65 kg2
Grants & market
ISDE grant (NL) 2,800 €1

Manufacturer documentation

External links to Clivet's official website. The manufacturer may change or move documents; where they differ, the manufacturer's latest version applies.

Frequently asked questions

Which refrigerant does the Clivet WiSAN-YME 1 S 4.1 use?

The Clivet WiSAN-YME 1 S 4.1 uses R32.1,2

Sources

  1. ISDE heat pump notification code list — Rijksdienst voor Ondernemend Nederland (RVO) · accessed 27 Sept 2026
  2. Heat Pump Keymark certificates — EHPA / DIN CERTCO (Heat Pump KEYMARK) · accessed 29 Sept 2026