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XthermaFlex-System 06 G2

The Xtherma Flex-System 06 G2 is an air-to-water heat pump with a SCOP of 5.18 (35 °C) and a sound power level of 49 dB(A).1

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SCOP (35 °C)
5.181

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

Outdoor unit sound power
49dB(A)1
Official source
Refrigerant
R2901
Official source
Type (source)
Air-to-water1
Official source
Rated output 35 °C
5.7kW1
Official source

Technical specifications

General
Type (source) Air-to-water1
Compressors 11
Capacity control Inverter1
Performance
Rated output 35 °C 5.7 kW1
Rated output 55 °C 5.64 kW1
Efficiency
SCOP (35 °C) 5.181
SCOP (55 °C) 3.91
Seasonal efficiency ηs 35 °C 204 %1
Seasonal efficiency ηs 55 °C 153 %1
COP A7/W35 5.341
COP A2/W35 51
COP A-7/W35 3.31
Noise
Outdoor unit sound power 49 dB(A)1
Indoor unit sound power 31 dB(A)1
Refrigerant
Refrigerant R2901
Refrigerant charge 0.85 kg1
Electrical
Max. power input 2.8 kW1
Connectivity & smart
SG Ready Yes1

Frequently asked questions

Which refrigerant does the Xtherma Flex-System 06 G2 use?

The Xtherma Flex-System 06 G2 uses R290.1

Sources

  1. List of eligible heat pumps (BEG) — Bundesamt für Wirtschaft und Ausfuhrkontrolle (BAFA) · accessed 27 Sept 2026