Heat pumps · INT

STIEBEL ELTRON WPE-I 04 H 230 Premium

The STIEBEL ELTRON WPE-I 04 H 230 Premium is a heat pump with SCOP (35 °C) 4.95 and refrigerant R454C.1,2

Key figures

SCOP (35 °C)
4.952

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

Refrigerant
R454C1
Official source
Type (source)
Ground source1
Official source
Rated output 35 °C
4kW2
Official source
Rated output 55 °C
4kW2
Official source

Technical specifications

General
Type (source)Ground source1
Compressors11
Capacity controldrehzahlregelung1
Performance
Rated output 35 °C4 kW2
Rated output 55 °C4 kW2
Efficiency
SCOP (35 °C)4.952
SCOP (55 °C)3.92
Seasonal efficiency ηs 35 °C195 %2
Seasonal efficiency ηs 55 °C153 %2
Energy label 35 °CA+++2
Energy label 55 °CA+++2
Noise
Indoor unit sound power38 dB(A)2
Refrigerant
RefrigerantR454C1
Refrigerant charge2.2 kg1
Electrical
Max. power input1.93 kW1
Connectivity & smart
SG ReadyYes1

Variants

This model is registered in 4 combinations (for example with a different indoor unit or cylinder) with exactly the same performance. All figures on this page apply to each of these types. The part of the type number that differs is in bold; small differences (e.g. cylinder volume or anode) are listed after it:

  • WPE-I 04 H 230 Premium
  • WPE-I 04 HK 230 Premium
  • WPE-I 04 HKW 230 Premium — Indoor unit sound power: 43 dB(A)
  • WPE-I 04 HW 230 Premium — Indoor unit sound power: 43 dB(A)

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Frequently asked questions

What is the SCOP (35 °C) of the STIEBEL ELTRON WPE-I 04 H 230 Premium?

The SCOP (35 °C) of the STIEBEL ELTRON WPE-I 04 H 230 Premium is 4.95.1,2

Which refrigerant does the STIEBEL ELTRON WPE-I 04 H 230 Premium use?

The refrigerant of the STIEBEL ELTRON WPE-I 04 H 230 Premium is R454C.1,2

Sources

  1. List of eligible heat pumps (BEG) — Bundesamt für Wirtschaft und Ausfuhrkontrolle (BAFA) · accessed Oct 18, 2026
  2. European Product Registry for Energy Labelling (EPREL) – heat pumps — Europese Commissie · accessed Oct 15, 2026