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KW Energiesmartblock heat pump 72

The KW Energie smartblock heat pump 72 is an air-to-water heat pump with a SCOP of 5.42 (35 °C) and a sound power level of 74.7 dB(A).1

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SCOP (35 °C)
5.421

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

Outdoor unit sound power
74.7dB(A)1
Official source
Refrigerant
R2901
Official source
Type (source)
Air-to-water1
Official source
Rated output 35 °C
64kW1
Official source

Technical specifications

General
Type (source) Air-to-water1
Compressors 21
Capacity control Inverter1
Performance
Rated output 35 °C 64 kW1
Rated output 55 °C 64 kW1
Efficiency
SCOP (35 °C) 5.421
SCOP (55 °C) 4.131
Seasonal efficiency ηs 35 °C 213.6 %1
Seasonal efficiency ηs 55 °C 162.1 %1
COP A7/W35 4.621
COP A-7/W35 3.121
SEER (cooling) 5.321
Noise
Outdoor unit sound power 74.7 dB(A)1
Indoor unit sound power 62.2 dB(A)1
Refrigerant
Refrigerant R2901
Refrigerant charge 4.9 kg1
Electrical
Max. power input 37.6 kW1
Connectivity & smart
SG Ready Yes1

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Frequently asked questions

Which refrigerant does the KW Energie smartblock heat pump 72 use?

The KW Energie smartblock heat pump 72 uses R290.1

Sources

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