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SunexNEXUS M14 Pro

Sunex NEXUS M14 Pro
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The Sunex NEXUS M14 Pro is an air-to-water heat pump with a SCOP of 5.02 (35 °C) and a sound power level of 57.9 dB(A).1,2

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SCOP (35 °C)
5.021

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

Outdoor unit sound power
57.9dB(A)1
Official source
Refrigerant
R2901
Official source
Type (source)
Air-to-water1
Official source
Rated output 35 °C
13.59kW1
Official source

Technical specifications

General
Type (source) Air-to-water1
Compressors 11
Capacity control drehzahlregelung1
Performance
Rated output 35 °C 13.59 kW1
Rated output 55 °C 9.54 kW1
Efficiency
SCOP (35 °C) 5.021
SCOP (55 °C) 3.741
Seasonal efficiency ηs 35 °C 197.8 %1
Seasonal efficiency ηs 55 °C 146.4 %1
COP A7/W35 4.691
COP A2/W35 3.621
COP A-7/W35 3.031
Noise
Outdoor unit sound power 57.9 dB(A)1
Refrigerant
Refrigerant R2901
Refrigerant GWP 32
Refrigerant charge 2.6 kg1
Electrical
Max. power input 5.4 kW1
Connectivity & smart
SG Ready Yes1
Grants & market
ISDE grant (NL) 3,250 €2

Manufacturer documentation

External links to Sunex'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 Sunex NEXUS M14 Pro use?

The Sunex NEXUS M14 Pro uses R290.1,2

Sources

  1. List of eligible heat pumps (BEG) — Bundesamt für Wirtschaft und Ausfuhrkontrolle (BAFA) · accessed 29 Sept 2026
  2. ISDE heat pump notification code list — Rijksdienst voor Ondernemend Nederland (RVO) · accessed 28 Sept 2026