›› Measurement unit: British thermal unit

Full name: British thermal unit

Plural form: Btus

Symbol: BTU

Alternate spelling: British thermal units

Category type: energy

Scale factor: 1055.0559


›› SI unit: joule

The SI derived unit for energy is the joule.
1 joule is equal to 0.00094781707774915 British thermal unit.


›› Convert British thermal unit to another unit

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›› Definition: Btu

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.


›› Sample conversions: British thermal unit

British thermal unit to gallon [UK] of aviation gasoline
British thermal unit to Board of Trade unit
British thermal unit to gigawatt hour
British thermal unit to quad
British thermal unit to celsius heat unit
British thermal unit to zeptojoule
British thermal unit to gallon [U.S.] of kerosene type jet fuel
British thermal unit to kilojoule
British thermal unit to megacalorie [I.T.]
British thermal unit to gigacalorie [I.T.]