Heat pumps · Compare

FoxESS HP1-8P-E vs Thermia iTec XTR M 400V

SCOP (35 °C): FoxESS HP1-8P-E 5.23, Thermia iTec XTR M 400V 4.85. The FoxESS HP1-8P-E is better on 8 of 14 comparable points.

Who wins where

  • FoxESS HP1-8P-E
  • Thermia iTec XTR M 400V
PerformanceEfficiencyNoiseRefrigerantConnectivity & smartGrants & market
Performance: FoxESS HP1-8P-E 38, Thermia iTec XTR M 400V 37; Efficiency: FoxESS HP1-8P-E 71, Thermia iTec XTR M 400V 49; Noise: FoxESS HP1-8P-E 67, Thermia iTec XTR M 400V 30; Refrigerant: FoxESS HP1-8P-E 68, Thermia iTec XTR M 400V 84; Connectivity & smart: FoxESS HP1-8P-E 50, Thermia iTec XTR M 400V 50; Grants & market: FoxESS HP1-8P-E 26, Thermia iTec XTR M 400V 26

Biggest differences

FactHP1-8P-EiTec XTR M 400V
Refrigerant charge1.5 kg0.87 kg
Outdoor unit sound power51 dB(A)59 dB(A)
Seasonal efficiency ηs 55 °C156 %139 %
SCOP (55 °C)3.983.55
Seasonal efficiency ηs 35 °C206 %191 %
SCOP (35 °C)5.234.85
All specifications ↓

Score per area = position (0–100) relative to all 1350 models in this category; higher is better.

Technical specifications FoxESSHP1-8P-E ThermiaiTec XTR M 400V
Grants & market
SEAI Heat Pump System Grant €14,500€14,500
General
Type (source) Air-to-water 1 Air-to-water 1
Performance
Heating capacity (A7/W35) 8.02 kW ✓ 2 8 kW 3
Rated output 35 °C 8 kW 1 8 kW 1
Rated output 55 °C 8.05 kW ✓ 1 8 kW 1
Efficiency
SCOP (35 °C) 5.23 ✓ 1 4.85 1
SCOP (55 °C) 3.98 ✓ 1 3.55 1
Seasonal efficiency ηs 35 °C 206 % ✓ 1 191 % 1
Seasonal efficiency ηs 55 °C 156 % ✓ 1 139 % 1
Energy label 35 °C A, , , 2 A, , , 3
Energy label 55 °C A, , , 2 A, , 3
COP A7/W35 4.75 1 4.91 ✓ 1
COP A2/W35 – 4.21 1
COP A-7/W35 3.19 ✓ 1 3 1
Noise
Outdoor unit sound power 51 dB(A) ✓ 1 59 dB(A) 1
Refrigerant
Refrigerant R290 1 R290 1
Refrigerant GWP 3 2 3 3
Refrigerant charge 1.5 kg 1 0.87 kg ✓ 1
Electrical
Max. power input 3.8 kW 1 4.95 kW 1
Connectivity & smart
SG Ready Yes 1 Yes 1
Grants & market
ISDE grant (NL) 2,800 € 4 2,800 € 4

Sources

  1. List of eligible heat pumps (BEG) — Bundesamt für Wirtschaft und Ausfuhrkontrolle (BAFA) · accessed 27 Sept 2026
  2. Heat Pump Keymark certificates — EHPA / DIN CERTCO (Heat Pump KEYMARK) · accessed 29 Sept 2026
  3. Heat Pump Keymark certificates — EHPA / DIN CERTCO (Heat Pump KEYMARK) · accessed 29 Sept 2026
  4. ISDE heat pump notification code list — Rijksdienst voor Ondernemend Nederland (RVO) · accessed 28 Sept 2026