Daikin Altherma 3 R F (EHVX04S18E3V/E6V + ERGA04EV)
Specifications and technical data
Air Source (ASHP)ResidentialR324.6 kW
| Manufacturer | Daikin |
|---|---|
| Model | Altherma 3 R F |
| Model code | EHVX04S18E3V/E6V + ERGA04EV |
| Heat pump type | Air Source (ASHP) All Air Source heat pumps → |
| Application | Residential All Residential heat pumps → |
| Refrigerant | R32 All R32 heat pumps → |
| Mode | Heating & cooling |
| Heating capacity | 4.6 kW |
| Max heating output (low temp) | 4.6 kW at A7/W45 |
| COP (heating) | 5.1 at A7/W35 |
| SCOP (heating) | 4.54 at W35 |
| Operating range (air) | -25 to 35 °C |
| Heating flow temperature | 15–65 °C |
| Electrical supply | 220-240V (Single Phase) |
| Cooling capacity | 4.86 kW |
| Max cooling output (high temp) | 4.52 kW at A35/W7 |
| Cooling flow temperature | 5–22 °C |
| EER (cooling) | 3.32 at A35/W7 |
| 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 |
| Verification | Verified by a human |
Check noise at a neighbour’s window (MCS 020 a) →
Daikin Altherma 3 R F EHVX04S18E3V/E6V with ERGA04EV outdoor unit, R32, 4.3kW nominal heating / 4.86kW cooling. Floor-standing with integrated 180L DHW tank, reversible heating and cooling.
Where to buy (UK)
| UK Supplier | The Heat Pump Warehouse |
|---|---|
| UK Supplier | Space Air |
| UK Supplier | City Plumbing |
| UK Supplier | The Underfloor Heating Store |
✎ Suggest a correction to this data
Data is compiled from manufacturer sources and may contain errors or gaps. Always confirm specifications with the manufacturer before making decisions.
Reviews & further reading
- Manufacturer Daikin Altherma 3 R MT W — Daikin
- Manufacturer Daikin Altherma 3 R — Daikin
- Review Daikin Altherma 3 Review: High Efficiency Heat Pump UK — UK Home EnergyCovers the Altherma 3 range generally, including the R F variant.
- Review Daikin Altherma 3 Review 2026: Best UK Variant? — Heat Pump HQ
- Review Daikin Altherma 3 Review: Is It the Right Heat Pump for Your Home? — Home Energy Quotes
- Review Daikin Heat Pump Review UK: Altherma Range, COP, Price, Pros and Cons — Home Heat Pump Guide
- Real-world data Real-world performance: Daikin Altherma 3 4kW — HeatpumpMonitor.org20 monitored systems listed (Sept 2026)
►Daikin Altherma 3 RF Heat Pump - we fit one for the first timeYouTube
►Daikin Altherma 3 R - The Power PactDaikinEurope
►Daikin Altherma 3 working principleDaikinEurope
►Daikin Altherma MMI Controller - Complete User GuideCB Heating
►Daikin Altherma 3 Heat Pump and Home AssistantSpeak to the Geek
►Onecta Install and setup - Daikin Altherma 3 #daikin #altherma #onectai85: Heat Pumps & ControAlternatives to consider
Three Air Source (ASHP) heat pumps from other manufacturers closest in capacity to this one.
F2040
Nibe · F2040-8
- Capacity
- 4.56 kW
- SCOP
- 4.38 (W35)
- Sound power
- 54 dB(A)
- Refrigerant
- R410A
Alture Series
SolaX · ALT04-SF0
- Capacity
- 4.65 kW
- SCOP
- 5.25 (W35)
- Sound power
- 48 dB(A)
- Refrigerant
- R290
Wellea Monobloc HT
Airwell · BDHW-040R-04M25
- Capacity
- 4.5 kW
- SCOP
- 5.07 (W55)
- Sound power
- 56 dB(A)
- Refrigerant
- R290
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