heatpumpdatabaseProduct data sheetheatpumpdatabase.com
Kronoterm ETERA-L-3F (400V)
Model code: 2222000142629
✓ BUS eligible✓ MCS listedGround Source (GSHP)ResidentialHeating & cooling
Heating capacity
9.1–18.2 kW
SCOP
6.22
W35
COP
5.1
B0/W35
Max flow temp
68°C
Sound power
35 dB(A)
Refrigerant
R452B
Boiler Upgrade Scheme
✓ BUS eligible
Listed on the Ofgem BUS Product Eligibility List (24 Sep 2026).
PEL certificate: 011-1W0887_1
Grant also needs an MCS-certified installer and a qualifying system design.
MCS certification
✓ MCS listed
Certificate: 011-1W0887_1
| General | |
|---|---|
| Heat pump type | Ground Source (GSHP) |
| Application | Residential |
| Refrigerant | R452B |
| Mode | Heating & cooling |
| Heating performance | |
| Heating capacity | 9.1–18.2 kW |
| Max heating output (low temp) | 18.1 kW at B0/W55 |
| COP (heating) | 5.1 at B0/W35 |
| SCOP (heating) | 6.22 at W35 |
| Operating range (air) | -10 to 15 °C |
| Heating flow temperature | 15–68 °C |
| Cooling performance | |
| Cooling capacity | 6–18 kW |
| Cooling flow temperature | 7–25 °C |
| Electrical, acoustic and physical | |
| Electrical supply | 380-415V (Three Phase) |
| Sound power level | 35 dB(A) (Sound Power LW(A)) |
| Dimensions (H×W×D) | 1515 × 600 × 600 mm |
| Operational Weight | 207 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.