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Viessmann Vitocal 100-A
Model code: Vitocal 100-A AWO-M-AC-AF 101.A08
✓ BUS eligible✓ MCS listedAir Source (ASHP)ResidentialHeating & cooling
Heating capacity
3.95–8.98 kW
SCOP
4.46
W35
COP
4.38
A7/W35
Max flow temp
60°C
Sound power
64 dB(A)
Refrigerant
R32
Boiler Upgrade Scheme
✓ BUS eligible
Listed on the Ofgem BUS Product Eligibility List (24 Sep 2026).
PEL certificate: ICIM-PDC-000085-00-02
Grant also needs an MCS-certified installer and a qualifying system design.
MCS certification
✓ MCS listed
Certificate: ICIM-PDC-000085-00-02
| General | |
|---|---|
| Heat pump type | Air Source (ASHP) |
| Application | Residential |
| Refrigerant | R32 |
| Mode | Heating & cooling |
| Heating performance | |
| Heating capacity | 3.95–8.98 kW |
| Max heating output (low temp) | 8.72 kW at A7/W45 |
| COP (heating) | 4.38 at A7/W35 |
| SCOP (heating) | 4.46 at W35 |
| Heating flow temperature | up to 60 °C |
| Cooling performance | |
| Cooling capacity | 6.08 kW |
| Max cooling output (high temp) | 6.69 kW at A35/W7 |
| EER (cooling) | 3.05 at A35/W7 |
| SEER (cooling) | 4.25 at W7 |
| Electrical, acoustic and physical | |
| Electrical supply | 220-240V (Single Phase) |
| Sound power level | 64 dB(A) (Sound Power LW(A)) |
| Dimensions (H×W×D) | 828 × 924 × 377 mm |
| Operational Weight | 72 kg |
Test conditions: A = outdoor air °C, W = flow water °C (e.g. A7/W35 = 7°C air, 35°C flow). Compare COP and SCOP only at the same conditions.