Heat Pump Sizing for 218 m² (2,347 sq ft) — US Sunbelt & Mediterranean (TX/FL/CA/ES/IT)
Thermal heat loss calculation, recommended heat pump capacity (kW, BTU/h & HVAC Tons), SCOP efficiency, and annual electricity consumption.
Recommended Heat Pump7.1 kW24,226 BTU/h (2.02 Tons)
Annual Electricity Usage2,216 kWh/yrDelivers 9,750 kWh Heat (SCOP 4.4)
Savings vs Direct Electric7,534 kWh/yrSpecific Load: 29.8 W/m²
Electrical Circuit (230V)13 A BreakerPeak Compressor Input: 1.97 kW
Thermal & Electrical Specification Table (218 m² / 2,347 sq ft)
| Heated Floor Area | 218 m² (2,347 sq ft) |
| Climate Zone & Design Outdoor Temp | US Sunbelt & Mediterranean (TX/FL/CA/ES/IT) |
| Building Insulation Envelope | Modern / New Build Insulation (35 W/m² Base) (29.8 W/m² Peak) |
| Peak Space Heating Load | 6.5 kW Thermal |
| Recommended Heat Pump Output (Incl. DHW) | 7.1 kW (24,226 BTU/h · 2.02 Tons) |
| Seasonal Coefficient of Performance (SCOP) | 4.4 (340%–450% Seasonal Efficiency) |
| Annual Heat Demand vs Electricity Consumed | 9,750 kWh Heat → 2,216 kWh Electricity |
Frequently Asked Questions
What kW size heat pump do I need for a 218 m² (2347 sq ft) house?
For a 218 m² (2347 sq ft) building with Modern / New Build Insulation (35 W/m² Base) in US Sunbelt & Mediterranean (TX/FL/CA/ES/IT), the peak space heating load is 6.5 kW (29.8 W/m²). Including domestic hot water allowance, a 7.1 kW (24,226 BTU/h / 2.02 Ton) heat pump is recommended.
How many kWh of electricity does a 7.1 kW heat pump use per year?
With a Seasonal Coefficient of Performance (SCOP) of 4.4 over 1500 full-load equivalent heating hours, the heat pump consumes approximately 2,216 kWh of electricity per year to deliver 9,750 kWh of heat — saving 7,534 kWh/year compared to direct electric radiators.
Compare Other Home Sizes & Climate Zones
60 m² (646 ft²) Heat Pump80 m² (861 ft²) Heat Pump100 m² (1076 ft²) Heat Pump120 m² (1292 ft²) Heat Pump140 m² (1507 ft²) Heat Pump160 m² (1722 ft²) Heat Pump180 m² (1938 ft²) Heat Pump200 m² (2153 ft²) Heat Pump250 m² (2691 ft²) Heat Pump300 m² (3229 ft²) Heat Pump218 m² in Nordic / Scandinavia218 m² in Central Europe / DACH218 m² in UK & Temperate Maritime218 m² in US North & Canada Cold218 m² in Australia & Mild APAC