How many joule in 1 British thermal unit?
The answer is 1055.0559.
We assume you are converting between joule and British thermal unit.
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joule or British thermal unit
The SI derived unit for energy is the joule.
1 joule is equal to 0.00094781707774915 British thermal unit.
Note that rounding errors may occur, so always check the results.
Use this page to learn how to convert between joules and Btus.
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You can do the reverse unit conversion from British thermal unit to joule, or enter any two units below:
The joule (symbol J, also called newton meter, watt second, or coulomb volt) is the SI unit of energy and work. The unit is pronounced to rhyme with "tool", and is named in honor of the physicist James Prescott Joule (1818-1889).
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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