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Kilowatts to BTU/hour Converter

Convert kilowatts to btu/hour instantly. Exact factor: 1 kW = 3,412.1 BTUh.

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CalculatorFORM KW TO BTUH CONVERTER
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Convert kilowatts to btu/hour

The exact conversion factor is 1 kW = 3,412.1 BTUh. Type any value and the result updates instantly; the math is shown beneath the board.

Worked by hand

Multiply the kilowatts value by 3,412.1 to get btu/hour.

Worked example

  1. Take 1 kW
  2. multiply by 3,412.1
  3. the result is 3,412.1 BTUh

How to use it

  1. Enter your kilowatts
  2. Read the btu/hour result
  3. Check the factor line to verify by hand

Frequently asked questions

How many btu/hour are in one kilowatts?

Exactly 3,412.1 BTUh, by the SI/NIST definition.

How do I convert btu/hour back to kilowatts?

Divide by 3,412.1 — or use the full converter where both directions are one click.

Is this rounding or exact?

The factor is exact; only the displayed decimals are rounded.