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Power WorldPW040-DKZLRS-E1/S(ODU)

The Power World PW040-DKZLRS-E1/S(ODU) is an air-to-water heat pump with a SCOP of 4.92 (35 °C) and a sound power level of 51 dB(A).1,2

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SCOP (35 °C)
4.921

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

Heating capacity (A7/W35)
8.1kW2
Official source
Outdoor unit sound power
51dB(A)1
Official source
Refrigerant
R2901
Official source
Type (source)
Air-to-water1
Official source

Technical specifications

General
Type (source) Air-to-water1
Compressors 11
Capacity control drehzahlregelung1
Performance
Heating capacity (A7/W35) 8.1 kW2
Rated output 35 °C 8.12 kW1
Rated output 55 °C 8.25 kW1
Efficiency
SCOP (35 °C) 4.921
SCOP (55 °C) 3.911
Seasonal efficiency ηs 35 °C 193.8 %1
Seasonal efficiency ηs 55 °C 153.4 %1
Energy label 35 °C A, , , 2
Energy label 55 °C A, , , 2
COP A7/W35 4.811
COP A2/W35 4.771
COP A-7/W35 3.281
Noise
Outdoor unit sound power 51 dB(A)1
Indoor unit sound power 40 dB(A)1
Refrigerant
Refrigerant R2901
Refrigerant GWP 32
Refrigerant charge 0.9 kg1
Electrical
Max. power input 2.71 kW1
Connectivity & smart
SG Ready Yes1

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Frequently asked questions

Which refrigerant does the Power World PW040-DKZLRS-E1/S(ODU) use?

The Power World PW040-DKZLRS-E1/S(ODU) uses R290.1,2

Sources

  1. List of eligible heat pumps (BEG) — Bundesamt für Wirtschaft und Ausfuhrkontrolle (BAFA) · accessed 27 Sept 2026
  2. Heat Pump Keymark certificates — EHPA / DIN CERTCO (Heat Pump KEYMARK) · accessed 29 Sept 2026