›› Measurement unit: Btu

Full name: British thermal unit

Plural form: Btus

Symbol: BTU

Alternate spelling: British thermal units

Category type: energy

Scale factor: 1055.0559


›› Similar units

British thermal unit
Btu [thermochemical]


›› SI unit: joule

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


›› Convert Btu 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: Btu

Btu to hectojoule
Btu to gram calorie
Btu to kilocalorie [thermochemical]
Btu to Q unit
Btu to gigaelectronvolt
Btu to calorie [15 °C]
Btu to tonne of oil equivalent
Btu to centijoule
Btu to horsepower hour
Btu to celsius heat unit