Heat Pump Sizing for 192 m² (2,067 sq ft) — UK & Temperate Maritime (-5°C Design, UK/IE/NZ)
Thermal heat loss calculation, recommended heat pump capacity (kW, BTU/h & HVAC Tons), SCOP efficiency, and annual electricity consumption.
Recommended Heat Pump10.6 kW36,169 BTU/h (3.01 Tons)
Annual Electricity Usage4,399 kWh/yrDelivers 18,036 kWh Heat (SCOP 4.1)
Savings vs Direct Electric13,637 kWh/yrSpecific Load: 52.2 W/m²
Electrical Circuit (230V)20 A BreakerPeak Compressor Input: 3.21 kW
Thermal & Electrical Specification Table (192 m² / 2,067 sq ft)
| Heated Floor Area | 192 m² (2,067 sq ft) |
| Climate Zone & Design Outdoor Temp | UK & Temperate Maritime (-5°C Design, UK/IE/NZ) |
| Building Insulation Envelope | Standard Double-Glazed Insulation (55 W/m² Base) (52.2 W/m² Peak) |
| Peak Space Heating Load | 10.02 kW Thermal |
| Recommended Heat Pump Output (Incl. DHW) | 10.6 kW (36,169 BTU/h · 3.01 Tons) |
| Seasonal Coefficient of Performance (SCOP) | 4.1 (340%–450% Seasonal Efficiency) |
| Annual Heat Demand vs Electricity Consumed | 18,036 kWh Heat → 4,399 kWh Electricity |
Frequently Asked Questions
What kW size heat pump do I need for a 192 m² (2067 sq ft) house?
For a 192 m² (2067 sq ft) building with Standard Double-Glazed Insulation (55 W/m² Base) in UK & Temperate Maritime (-5°C Design, UK/IE/NZ), the peak space heating load is 10.02 kW (52.2 W/m²). Including domestic hot water allowance, a 10.6 kW (36,169 BTU/h / 3.01 Ton) heat pump is recommended.
How many kWh of electricity does a 10.6 kW heat pump use per year?
With a Seasonal Coefficient of Performance (SCOP) of 4.1 over 1800 full-load equivalent heating hours, the heat pump consumes approximately 4,399 kWh of electricity per year to deliver 18,036 kWh of heat — saving 13,637 kWh/year compared to direct electric radiators.
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