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RatiothermWP Max-AirMono F15

Ratiotherm WP Max-AirMono F15
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The Ratiotherm WP Max-AirMono F15 is an air-to-water heat pump with a SCOP of 4.48 (35 °C) and a sound power level of 57.7 dB(A).1

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SCOP (35 °C)
4.481

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

Outdoor unit sound power
57.7dB(A)1
Official source
Refrigerant
R2901
Official source
Type (source)
Air-to-water1
Official source
Rated output 35 °C
14.8kW1
Official source

Technical specifications

General
Type (source) Air-to-water1
Compressors 11
Capacity control Inverter1
Performance
Rated output 35 °C 14.8 kW1
Rated output 55 °C 13.45 kW1
Efficiency
SCOP (35 °C) 4.481
SCOP (55 °C) 3.571
Seasonal efficiency ηs 35 °C 176.1 %1
Seasonal efficiency ηs 55 °C 139.9 %1
COP A7/W35 6.281
COP A2/W35 4.321
COP A-7/W35 2.761
Noise
Outdoor unit sound power 57.7 dB(A)1
Indoor unit sound power 30 dB(A)1
Refrigerant
Refrigerant R2901
Refrigerant charge 1.8 kg1
Electrical
Max. power input 5.8 kW1
Connectivity & smart
SG Ready Yes1

Manufacturer documentation

  • Product page (ratiotherm.de)
  • Manual — Operating instructions WP Max-AirMono F15 (ratiotherm.de, PDF)

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

Frequently asked questions

Which refrigerant does the Ratiotherm WP Max-AirMono F15 use?

The Ratiotherm WP Max-AirMono F15 uses R290.1

Sources

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