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RotensoAQM40X1

Rotenso AQM40X1
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The Rotenso AQM40X1 is an air-to-water heat pump with a SCOP of 4.85 (35 °C) and a sound power level of 55 dB(A).1,2

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SCOP (35 °C)
4.852

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

Heating capacity (A7/W35)
4.2kW2
Official source
Outdoor unit sound power
55dB(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) 4.2 kW2
Rated output 35 °C 5.52 kW2
Rated output 55 °C 4.4 kW2
Min. outdoor temperature -22 °C2
Efficiency
SCOP (35 °C) 4.852
SCOP (55 °C) 3.312
Seasonal efficiency ηs 35 °C 191 %2
Seasonal efficiency ηs 55 °C 130 %2
Energy label 35 °C A, , , 2
Energy label 55 °C A, , 2
COP A7/W35 5.12
Noise
Outdoor unit sound power 55 dB(A)2
Refrigerant
Refrigerant R322
Refrigerant GWP 6752
Refrigerant charge 1.5 kg2
Grants & market
ISDE grant (NL) 2,350 €1

Manufacturer documentation

External links to Rotenso'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 Rotenso AQM40X1 use?

The Rotenso AQM40X1 uses R32.1,2

Sources

  1. ISDE heat pump notification code list — Rijksdienst voor Ondernemend Nederland (RVO) · accessed 28 Sept 2026
  2. Heat Pump Keymark certificates — EHPA / DIN CERTCO (Heat Pump KEYMARK) · accessed 29 Sept 2026