Heat pumps · MT

Kermix-change dynamic water pro S

Kermi x-change dynamic water pro S
Image: Kermirequest removal

The Kermi x-change dynamic water pro S is a heat pump with SCOP (35 °C) 7.12 and refrigerant R290.1

Last updated: Technical specifications ⇄ Compare this model

Key figures

SCOP (35 °C)
7.121

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

Refrigerant
R2901
Official source
Type (source)
Water-to-water1
Official source
Rated output 35 °C
7.53kW1
Official source
Rated output 55 °C
7.88kW1
Official source

Technical specifications

General
Type (source) Water-to-water1
Compressors 11
Capacity control drehzahlregelung1
Performance
Rated output 35 °C 7.53 kW1
Rated output 55 °C 7.88 kW1
Efficiency
SCOP (35 °C) 7.121
SCOP (55 °C) 4.811
Seasonal efficiency ηs 35 °C 276.8 %1
Seasonal efficiency ηs 55 °C 184.5 %1
Noise
Indoor unit sound power 40 dB(A)1
Refrigerant
Refrigerant R2901
Refrigerant charge 0.15 kg1
Electrical
Max. power input 3.5 kW1
Connectivity & smart
SG Ready Yes1

Variants

This model is registered in 2 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:

  • x-change dynamic water pro S
  • x-change dynamic water pc pro S

Manufacturer documentation

External links to Kermi's official website. The manufacturer may change or move documents; where they differ, the manufacturer's latest version applies.

Frequently asked questions

What is the SCOP (35 °C) of the Kermi x-change dynamic water pro S?

The SCOP (35 °C) of the Kermi x-change dynamic water pro S is 7.12.1

Which refrigerant does the Kermi x-change dynamic water pro S use?

The refrigerant of the Kermi x-change dynamic water pro S is R290.1

Sources

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