Kensa Shoebox 3kW
Specifications and technical data
Ground Source (GSHP)ResidentialR134a3 kW
| Manufacturer | Kensa |
|---|---|
| Model | Shoebox 3kW |
| Model code | S3-P0K |
| Heat pump type | Ground Source (GSHP) |
| Application | Residential |
| Refrigerant | R134a |
| Mode | Heating only |
| Heating capacity | 3 kW |
| COP (heating) | 3.54 at B0/W35 |
| SCOP (heating) | 3.72 at W55 |
| Operating range (air) | -5 to 25 °C |
| Heating flow temperature | up to 65 °C |
| Power input | 0.8 kW |
| Electrical supply | 230V/1P/50Hz |
| Dimensions (H×W×D) | 515 × 480 × 360 mm |
| Operational Weight | 60 kg |
| Sound power level | 47 dB(A) (Sound Power LW(A)) |
| Data added | 2026-06-27 |
| Data source | Kensa technical information sheet |
| MCS certification | ✓ MCS listed — eligible for Boiler Upgrade Scheme (MCS-certified install required) |
| MCS certificate no. | BBA 0055/31 |
| MCS listing | View on MCS ↗ |
Notes
Compact ground source heat pump for well-insulated apartments and communal ground array applications.
Shoebox 3. Performance at B0/W35 to BS EN14511: rated output 3.0 kW, power consumption 0.8 kW, COP 3.54. SCOP 35/55°C 3.72/3.06. Refrigerant charge 0.8 kg. Primary brine based on 0°C in/-4°C out; max inlet 25°C and min outlet -5°C. Max rated current 7 A; starting current 30 A. No built-in backup immersion heater.
Where to buy (UK)
| Availability | Direct sales from manufacturer: Kensa |
|---|
✓ Manually verified by Heat Pump Database
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Data is compiled from manufacturer sources and may contain errors or gaps. Always confirm specifications with the manufacturer before making decisions.
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