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Calculators » Conversion » Energy » Wh to btu/ Btu to wh

Convert between Watt hour and British thermal unit

Our online tools will provide quick answers to your calculation and conversion needs. On this page, you can convert energy measurements from watt hour to british thermal unit and british thermal unit to watt hour.

Enter the value you want to convert, and leave the target field blank.

Result window

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Conversion formula

1 british thermal unit (btu) = 0.2930722 watt hour (wh)

1 watt hour (wh) = 3.4121282 british thermal unit (btu)

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