## Convert kilowatt hour to gigajoule

 kilowatt-hours gigajoule

How many kilowatt-hours in 1 gigajoule? The answer is 277.77777777778.
We assume you are converting between kilowatt hour and gigajoule.
You can view more details on each measurement unit:
kilowatt-hours or gigajoule
The SI derived unit for energy is the joule.
1 joule is equal to 2.7777777777778E-7 kilowatt-hours, or 1.0E-9 gigajoule.
Note that rounding errors may occur, so always check the results.
Use this page to learn how to convert between kilowatt hours and gigajoules.
Type in your own numbers in the form to convert the units!

## Quick conversion chart of kilowatt-hours to gigajoule

1 kilowatt-hours to gigajoule = 0.0036 gigajoule

10 kilowatt-hours to gigajoule = 0.036 gigajoule

50 kilowatt-hours to gigajoule = 0.18 gigajoule

100 kilowatt-hours to gigajoule = 0.36 gigajoule

200 kilowatt-hours to gigajoule = 0.72 gigajoule

500 kilowatt-hours to gigajoule = 1.8 gigajoule

1000 kilowatt-hours to gigajoule = 3.6 gigajoule

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## Definition: Gigajoule

The SI prefix "giga" represents a factor of 109, or in exponential notation, 1E9.

So 1 gigajoule = 109 joules.

The definition of a joule is as follows:

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).

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