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Viessmann Vitocal 150 (Vitocal 150-A10 400V)
Specifications and technical data
✓ BUS eligibleAir Source (ASHP)ResidentialR2902.6–12 kW
| Manufacturer | Viessmann |
|---|---|
| Model | Vitocal 150 |
| Model code | Vitocal 150-A10 400V |
| Heat pump type | Air Source (ASHP) All Air Source heat pumps → |
| Application | Residential All Residential heat pumps → |
| Refrigerant | R290 All R290 heat pumps → |
| Mode | Heating & cooling |
| Heating capacity | 2.6–12 kW |
| Max heating output (low temp) | 9.7 kW at A-7/35 |
| COP (heating) | 5.2 at A7/W35 |
| SCOP (heating) | 5 at W35 |
| Operating range (air) | from -10 °C |
| Heating flow temperature | up to 70 °C |
| Power input | 1.42 kW |
| Electrical supply | 380-415V (Three Phase) |
| Cooling capacity | 13.4 kW |
| Max cooling output (high temp) | 13.4 kW at A35/W18 |
| EER (cooling) | 4.5 at Not Stated |
| Dimensions (H×W×D) | 1382 × 1144 × 600 mm |
| Operational Weight | 197 kg |
| Sound power level | 53 dB(A) (Sound Power LW(A)) |
| Price (unit only) | ~£5,889.17 (checked 28/08/2026) |
| Data added | 2026-07-02 |
| Data source | Manufacturer Data Sheet |
| Verification | Verified by a human |
| Boiler Upgrade Scheme | ✓ BUS eligible — Listed on the Ofgem BUS Product Eligibility List (24 Sep 2026). Grant also needs an MCS-certified installer and a qualifying system design. Funding guide |
| PEL certificate no. | 011-1W0465_01 |
| MCS certification | ✓ MCS listed |
| MCS certificate no. | 011-1W0465_01 |
| MCS listing | View on MCS ↗ |
Check noise at a neighbour’s window (MCS 020 a) →
Viessmann Vitocal 150 is a 12 kW air source heat pump, providing heating and cooling, using R290 refrigerant (model Vitocal 150-A10 400V).
Where to buy (UK)
| UK Supplier | Secon Renewables |
|---|---|
| UK Supplier | Pirate Heating Supplies |
| UK Supplier | Beet BG |
| UK Supplier | GetPlumb |
| UK Supplier | Solar Trading |
✎ 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 Vitocal 150-A air/water heat pump — Viessmann
- Manufacturer Vitocal 150-A Air Source Heat Pump — Viessmann
- Review Viessmann Heat Pump Review 2026: Pricing, Pros & Cons — Guscott Heating Services
- Review Viessmann Vitocal 150-A Review: Is It Worth It in 2026? — Heatable
- Review Viessmann Vitocal 150-A Review UK (2026) — heatpumpreviews.co.uk
- Real-world data Real-world performance: Viessmann Vitocal 150A 10kW — HeatpumpMonitor.org12 monitored systems listed (Sept 2026)
►Viessmann Vitocal 150A 8kW Heat Pump - Is It Any Good?YouTube
►Viessmann Vitocal 150-A and 151-AViessmann Climate Soluti
►Vitocal 150 / 151 A: A look at the internal componentsViessmann Climate Soluti
►Viessmann Vitocal 150-A Installation Review: Heat Pump Retrofit 1930s HouseUrban PlumbersAlternatives to consider
Three Air Source (ASHP) heat pumps from other manufacturers closest in capacity to this one.
Aquarea M Series
Panasonic · WH-WXG12ME5
- Capacity
- 12 kW
- SCOP
- 5 (W35)
- Sound power
- 53 dB(A)
- Refrigerant
- R290
- Price
- ~£4,795
iTec XTR
Thermia · iTec XTR L
- Capacity
- 3–12 kW
- SCOP
- 5.1 (W35)
- Sound power
- 75 dB(A)
- Refrigerant
- R290
ESTIA BiBloc All-in-One
Toshiba · HWP-1001HW-E AIO
- Capacity
- 2.6–12 kW
- SCOP
- 4.83 (W35)
- Sound power
- 66 dB(A)
- Refrigerant
- R290
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