Heat Pump Sizing for 94 m² (1,012 sq ft) — US North & Canada Cold (-18°C Design, NY/IL/MI/ON)
Thermal heat loss calculation, recommended heat pump capacity (kW, BTU/h & HVAC Tons), SCOP efficiency, and annual electricity consumption.
Recommended Heat Pump11.0 kW37,534 BTU/h (3.13 Tons)
Annual Electricity Usage7,125 kWh/yrDelivers 24,936 kWh Heat (SCOP 3.5)
Savings vs Direct Electric17,811 kWh/yrSpecific Load: 110.5 W/m²
Electrical Circuit (230V)25 A BreakerPeak Compressor Input: 4.07 kW
Thermal & Electrical Specification Table (94 m² / 1,012 sq ft)
| Heated Floor Area | 94 m² (1,012 sq ft) |
| Climate Zone & Design Outdoor Temp | US North & Canada Cold (-18°C Design, NY/IL/MI/ON) |
| Building Insulation Envelope | Older Uninsulated Building (85 W/m² Base) (110.5 W/m² Peak) |
| Peak Space Heating Load | 10.39 kW Thermal |
| Recommended Heat Pump Output (Incl. DHW) | 11.0 kW (37,534 BTU/h · 3.13 Tons) |
| Seasonal Coefficient of Performance (SCOP) | 3.5 (340%–450% Seasonal Efficiency) |
| Annual Heat Demand vs Electricity Consumed | 24,936 kWh Heat → 7,125 kWh Electricity |
Frequently Asked Questions
What kW size heat pump do I need for a 94 m² (1012 sq ft) house?
For a 94 m² (1012 sq ft) building with Older Uninsulated Building (85 W/m² Base) in US North & Canada Cold (-18°C Design, NY/IL/MI/ON), the peak space heating load is 10.39 kW (110.5 W/m²). Including domestic hot water allowance, a 11.0 kW (37,534 BTU/h / 3.13 Ton) heat pump is recommended.
How many kWh of electricity does a 11.0 kW heat pump use per year?
With a Seasonal Coefficient of Performance (SCOP) of 3.5 over 2400 full-load equivalent heating hours, the heat pump consumes approximately 7,125 kWh of electricity per year to deliver 24,936 kWh of heat — saving 17,811 kWh/year compared to direct electric radiators.
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