Kilowatt/square meters to BTU/hour·square feet (kW/m² to BTU/h·ft²)

Free online kilowatt/square meter to btu/hour·square foot converter. Type a value, get an instant exact result — plus the formula, a ready-made conversion table, and reverse conversion.

HEAT FLUX DENSITY CONVERTER — INSTANT RESULT
Formula: multiply the kilowatt/square meter value by 316.99833062 — i.e. BTU/h·ft² = kW/m² × 316.99833062
Quick check: 1 kW/m² = 316.99833062 BTU/h·ft²

Kilowatt/square meters to BTU/hour·square feet conversion table

Kilowatt/square meters (kW/m²)BTU/hour·square feet (BTU/h·ft²)
1 kW/m²316.99833062 BTU/h·ft²
2 kW/m²633.99666125 BTU/h·ft²
3 kW/m²950.99499187 BTU/h·ft²
4 kW/m²1,267.9933225 BTU/h·ft²
5 kW/m²1,584.99165312 BTU/h·ft²
6 kW/m²1,901.98998375 BTU/h·ft²
7 kW/m²2,218.98831437 BTU/h·ft²
8 kW/m²2,535.986645 BTU/h·ft²
9 kW/m²2,852.98497562 BTU/h·ft²
10 kW/m²3,169.98330624 BTU/h·ft²
15 kW/m²4,754.97495937 BTU/h·ft²
20 kW/m²6,339.96661249 BTU/h·ft²
25 kW/m²7,924.95826561 BTU/h·ft²
30 kW/m²9,509.94991873 BTU/h·ft²
40 kW/m²12,679.93322498 BTU/h·ft²
50 kW/m²15,849.91653122 BTU/h·ft²
75 kW/m²23,774.87479683 BTU/h·ft²
100 kW/m²31,699.83306244 BTU/h·ft²
250 kW/m²79,249.58265611 BTU/h·ft²
500 kW/m²158,499.16531222 BTU/h·ft²
1,000 kW/m²316,998.33062444 BTU/h·ft²

How to convert kilowatt/square meters to btu/hour·square feet

To convert kilowatt/square meters to btu/hour·square feet, multiply the amount in kilowatt/square meters by 316.99833062. For example, 10 kW/m² = 3,169.98330624 BTU/h·ft². To convert in the other direction, divide by the same factor, or use the ⇄ swap button above.

Convert heat flux density between W/m² and BTU per hour per square foot — used in boiler, HVAC and electronics cooling design.

Frequently asked questions

How many btu/hour·square feet are in one kilowatt/square meter?
One kilowatt/square meter is exactly 316.99833062 btu/hour·square feet.
How do I convert kW/m² to BTU/h·ft²?
Multiply the kW/m² value by 316.99833062 to get BTU/h·ft². The converter at the top of this page does this automatically and works in both directions.
How much is 100 kilowatt/square meters in btu/hour·square feet?
100 kilowatt/square meters equals 31,699.83306244 btu/hour·square feet.

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