Heat Pump Sizing for 190 m² (2,045 sq ft) — Nordic / Scandinavia (-20°C Design, SE/NO/FI/DK)
Thermal heat loss calculation, recommended heat pump capacity (kW, BTU/h & HVAC Tons), SCOP efficiency, and annual electricity consumption.
Recommended Heat Pump14.7 kW50,158 BTU/h (4.18 Tons)
Annual Electricity Usage10,782 kWh/yrDelivers 36,660 kWh Heat (SCOP 3.4)
Savings vs Direct Electric25,878 kWh/yrSpecific Load: 74.2 W/m²
Electrical Circuit (230V)32 A BreakerPeak Compressor Input: 5.65 kW
Thermal & Electrical Specification Table (190 m² / 2,045 sq ft)
| Heated Floor Area | 190 m² (2,045 sq ft) |
| Climate Zone & Design Outdoor Temp | Nordic / Scandinavia (-20°C Design, SE/NO/FI/DK) |
| Building Insulation Envelope | Standard Double-Glazed Insulation (55 W/m² Base) (74.2 W/m² Peak) |
| Peak Space Heating Load | 14.1 kW Thermal |
| Recommended Heat Pump Output (Incl. DHW) | 14.7 kW (50,158 BTU/h · 4.18 Tons) |
| Seasonal Coefficient of Performance (SCOP) | 3.4 (340%–450% Seasonal Efficiency) |
| Annual Heat Demand vs Electricity Consumed | 36,660 kWh Heat → 10,782 kWh Electricity |
Frequently Asked Questions
What kW size heat pump do I need for a 190 m² (2045 sq ft) house?
For a 190 m² (2045 sq ft) building with Standard Double-Glazed Insulation (55 W/m² Base) in Nordic / Scandinavia (-20°C Design, SE/NO/FI/DK), the peak space heating load is 14.1 kW (74.2 W/m²). Including domestic hot water allowance, a 14.7 kW (50,158 BTU/h / 4.18 Ton) heat pump is recommended.
How many kWh of electricity does a 14.7 kW heat pump use per year?
With a Seasonal Coefficient of Performance (SCOP) of 3.4 over 2600 full-load equivalent heating hours, the heat pump consumes approximately 10,782 kWh of electricity per year to deliver 36,660 kWh of heat — saving 25,878 kWh/year compared to direct electric radiators.
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