heatpumpdatabaseProduct data sheetheatpumpdatabase.com
Hamworthy Tyneham 290HT
Model code: Tyneham 290HT 18kW
✓ BUS eligible✓ MCS listedAir Source (ASHP)CommercialHeating only
Heating capacity
18.77 kW
SCOP
4.99
W35
COP
4.62
A7/W35
Max flow temp
75°C
Sound power
64 dB(A)
Refrigerant
R290
Boiler Upgrade Scheme
✓ BUS eligible
Listed on the Ofgem BUS Product Eligibility List (24 Sep 2026).
PEL certificate: ICIM-PDC-000251 -01
Grant also needs an MCS-certified installer and a qualifying system design.
MCS certification
✓ MCS listed
Certificate: ICIM-PDC-000251 -01
| General | |
|---|---|
| Heat pump type | Air Source (ASHP) |
| Application | Commercial |
| Refrigerant | R290 |
| Mode | Heating only |
| Heating performance | |
| Heating capacity | 18.77 kW |
| Max heating output (low temp) | 18.77 kW at A7/W35 |
| COP (heating) | 4.62 at A7/W35 |
| SCOP (heating) | 4.99 at W35 |
| Operating range (air) | -20 to 40 °C |
| Heating flow temperature | up to 75 °C |
| Electrical, acoustic and physical | |
| Electrical supply | 380-415V (Three Phase) |
| Sound power level | 64 dB(A) (Sound Power LW(A)) |
| Dimensions (H×W×D) | 1447 × 1100 × 510 mm |
| Operational Weight | 174 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.