Daikin Altherma 3 R ECH2O

Specifications and technical data

Air Source (ASHP)ResidentialR324.3 kW

Manufacturer	Daikin
Model	Altherma 3 R ECH2O
Model code	EHSH04P30E + ERGA04EV
Heat pump type	Air Source (ASHP)
Application	Residential
Refrigerant	R32
Mode	Heating only
Heating capacity	4.3 kW
COP (heating)	5.1 at A7/W35
SCOP (heating)	4.48 at W35
Operating range (air)	-25 to 35 °C
Heating flow temperature	18–65 °C
Electrical supply	230V/1N/50Hz
Dimensions (H×W×D)	740 × 884 × 388 mm
Operational Weight	58.5 kg
Sound power level	58 dB(A) (Sound power Lw(A))
Data added	2026-07-07T00:00:00
Data source	Manufacturer Data Sheet

Notes

Daikin Altherma 3 R ECH2O EHSH04P30E with ERGA04EV outdoor unit, R32, 4.3kW nominal heating. Fresh-water principle ECH2O solar-ready cylinder, heating only, no legionella disinfection needed.

Outdoor ERGA04EV dims 740x884x388mm, 58.5kg, sound pressure heating 44dBA. SCOP 55C=3.26, eta=127% (A++). Indoor unit EHSH04P30E dims 1892x594x644mm, 77kg. 294L(P30)/477L(P50, 1905x792x812mm,107kg) tank. DHW eta 118%(L)/125%(XL), class A+. Drain-back solar support, PV-ready.

Where to buy (UK)

UK Supplier	The Heat Pump Warehouse
UK Supplier	Space Air
UK Supplier	City Plumbing

✓ Verified via Manual Verification data

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Data is compiled from manufacturer sources and may contain errors or gaps. Always confirm specifications with the manufacturer before making decisions.