Peak V-Therm (1.56–7.15 kW)
Specifications and technical data
Also known as: V-Therm S-MIDI
✓ BUS eligibleAir Source (ASHP)ResidentialR321.56–7.15 kW
| Manufacturer | Peak |
|---|---|
| Model | V-Therm |
| Model code | S-Midi |
| 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 only |
| Heating capacity | 1.56–7.15 kW |
| Max heating output (low temp) | 6.52 kW at A7/W55 |
| Heating flow temperature | up to 58 °C |
| Electrical supply | 220-240V (Single Phase) |
| Dimensions (H×W×D) | 757 × 1040 × 407 mm |
| Operational Weight | 72 kg |
| Data added | 2026-07-15 |
| 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. | MCS HP0253/04 |
| MCS certification | ✓ MCS listed |
| MCS certificate no. | MCS HP0253/04 |
| MCS listing | View on MCS ↗ |
Peak V-Therm S-Midi is a 1.56-7.15 kW (range) air source heat pump for heating and hot water.
✎ 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 Downloads — PeakCovers the wider Peak range
Alternatives to consider
Three Air Source (ASHP) heat pumps from other manufacturers closest in capacity to this one.
Aerona 290
Grant · HPR29065
- Capacity
- 2.4–7.23 kW
- SCOP
- 5.08 (W35)
- Sound power
- 52 dB(A)
- Refrigerant
- R290
- Price
- £2,445–£4,509.66
EcoAir 400 406 (400V)
CTC · 585600001
- Capacity
- 7.24 kW
- SCOP
- 3.9 (W35)
- Sound power
- 56 dB(A)
- Refrigerant
- R407C
Compress 5800i AW 7
Bosch · 8738213466
- Capacity
- 7 kW
- SCOP
- 4.58 (W35)
- Sound power
- 42 dB(A)
- Refrigerant
- R290
- Price
- £3,690–£4,930
More from Peak
Monobloc
ASHP · 6.4 kW · SCOP 3.77 · BUS eligible
Monobloc
ASHP · 9 kW · SCOP 3.55 · BUS eligible
Monobloc
ASHP · 17.4 kW · SCOP 3.37 · BUS eligible
V-Therm
ASHP · 2.55–11.31 kW · BUS eligible
V-Therm
ASHP · 3.78–16.25 kW · BUS eligible
V-Therm
ASHP · 4.56–20.55 kW · BUS eligible
Other Air Source (ASHP) heat pumps
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ASHP · 300–600 kW
H-1200 CO₂
ASHP · 600–1200 kW
H-1800 CO₂
ASHP · 900–1800 kW
H-2600 CO₂
ASHP · 1500–3000 kW
NX-Q-G06
ASHP · 157.5 kW
NX-Q-G06
ASHP · 174.6 kW
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