How many watthour in 1 Btu?
The answer is 0.29307108333333.
We assume you are converting between watthour and British thermal unit.
You can view more details on each measurement unit: watthour or
Btu
The SI derived unit for energy is the joule.
1 joule is equal to 0.00027777777777778 watthour, or 0.00094781707774915 Btu.
Note that rounding errors may occur, so always check the results.
Use this page to learn how to convert between watthour and Btus.
Type in your own numbers in the form to convert the units!

››Quick conversion chart of watthour to Btu

1 watthour to Btu = 3.41214 Btu

5 watthour to Btu = 17.06071 Btu

10 watthour to Btu = 34.12141 Btu

15 watthour to Btu = 51.18212 Btu

20 watthour to Btu = 68.24283 Btu

25 watthour to Btu = 85.30354 Btu

30 watthour to Btu = 102.36424 Btu

40 watthour to Btu = 136.48566 Btu

50 watthour to Btu = 170.60707 Btu

››Want other units?

You can do the reverse unit conversion from
Btu to watthour, or enter any two units below:

The British thermal unit (BTU or Btu) is a non-metric unit of energy, used in the United States and, to a lesser extent, the UK (where it isgenerally only used for heating systems). The SI unit is the joule (J), which is used by most other countries.

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