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Heat pumps · INT

FoxESS HP3-10-E

The FoxESS HP3-10-E is an air-to-water heat pump with a SCOP of 4.93 (35 °C) and a sound power level of 50 dB(A).1,2,3,4

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SCOP (35 °C)
4.934

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

Heating capacity (A7/W35)
9.59kW3
Official source
Outdoor unit sound power
50dB(A)4
Official source
Refrigerant
R2901
Official source
Type (source)
Air-to-water1
Official source

Technical specifications

General
Type (source)Air-to-water1
Compressors11
Capacity controldrehzahlregelung1
Performance
Heating capacity (A7/W35)9.59 kW3
Rated output 35 °C10 kW4
Rated output 55 °C10 kW4
Efficiency
SCOP (35 °C)4.934
SCOP (55 °C)3.854
Seasonal efficiency ηs 35 °C194 %4
Seasonal efficiency ηs 55 °C151 %4
Energy label 35 °CA+++4
Energy label 55 °CA+++4
COP A7/W354.841
COP A-7/W352.811
Noise
Outdoor unit sound power50 dB(A)4
Refrigerant
RefrigerantR2901
Refrigerant GWP33
Refrigerant charge1.5 kg1
Electrical
Max. power input4.8 kW1
Connectivity & smart
SG ReadyYes1
Grants & market
ISDE grant (NL)3,250 €2

How it ranks

SCOP (35 °C): better than 68% of comparable models in our database (Heat pumps · Air-to-water · 10–14 kW; n = 308).

Rank 93 of 309

Compared with every model on VersusIndex in the same group with a known value; equal values do not count as better. This says nothing about price, installation or reliability.

Similar models

Other brands, same type and a comparable size.

More from FoxESS

All FoxESS models (10) →

How we collect and check this data →

Frequently asked questions

Which refrigerant does the FoxESS HP3-10-E use?

The FoxESS HP3-10-E uses R290.1,2,3,4

Sources

  1. List of eligible heat pumps (BEG) — Bundesamt für Wirtschaft und Ausfuhrkontrolle (BAFA) · accessed Sep 27, 2026
  2. ISDE heat pump notification code list — Rijksdienst voor Ondernemend Nederland (RVO) · accessed Oct 25, 2026
  3. Heat Pump Keymark certificates — EHPA / DIN CERTCO (Heat Pump KEYMARK) · accessed Sep 29, 2026
  4. European Product Registry for Energy Labelling (EPREL) – heat pumps — Europese Commissie · accessed Oct 18, 2026