Skip to content

BTU per hour-square foot to watts per square meter

Convert BTU per hour-square foot to watts per square meter, with the math shown step by step.

Favorite
Watts per square meter
630.92 W/m²

200 BTU/(h·ft²) = 630.92 W/m²

Also equals

How it works

W/m² = BTU/(h·ft²) × 3.15459075

One BTU per hour-square foot is about 3.15459075 watts per square meter, so multiplying by 3.15459075 turns BTU per hour-square foot into watts per square meter. For example, 300 BTU/(h·ft²) is about 946.4 W/m².

  1. Multiply by 3.15459075 200 × 3.15459075 = 630.92 W/m²

Nearby values

BTU per hour-square foot Watts per square meter Kilocalories per hour-square meter Kilowatts per square meter
170 BTU/(h·ft²) 536.28 W/m² 461.43 0.54
180 BTU/(h·ft²) 567.83 W/m² 488.57 0.57
190 BTU/(h·ft²) 599.37 W/m² 515.71 0.6
200 BTU/(h·ft²) 630.92 W/m² 542.86 0.63
210 BTU/(h·ft²) 662.46 W/m² 570 0.66
220 BTU/(h·ft²) 694.01 W/m² 597.14 0.69
230 BTU/(h·ft²) 725.56 W/m² 624.28 0.73

Printed from rocketcalc.io/heat-flux/btu-per-h-ft2-to-w-per-m2/200