## ››Convert gigawatt hour to gigajoule

 gigawatt-hour gigajoule

How many gigawatt-hour in 1 gigajoule? The answer is 0.00027777777777778.
We assume you are converting between gigawatt hour and gigajoule.
You can view more details on each measurement unit:
gigawatt-hour or gigajoule
The SI derived unit for energy is the joule.
1 joule is equal to 2.7777777777778E-13 gigawatt-hour, 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 gigawatt hours and gigajoules.
Type in your own numbers in the form to convert the units!

## ››Quick conversion chart of gigawatt-hour to gigajoule

1 gigawatt-hour to gigajoule = 3600 gigajoule

2 gigawatt-hour to gigajoule = 7200 gigajoule

3 gigawatt-hour to gigajoule = 10800 gigajoule

4 gigawatt-hour to gigajoule = 14400 gigajoule

5 gigawatt-hour to gigajoule = 18000 gigajoule

6 gigawatt-hour to gigajoule = 21600 gigajoule

7 gigawatt-hour to gigajoule = 25200 gigajoule

8 gigawatt-hour to gigajoule = 28800 gigajoule

9 gigawatt-hour to gigajoule = 32400 gigajoule

10 gigawatt-hour to gigajoule = 36000 gigajoule

## ››Want other units?

You can do the reverse unit conversion from gigajoule to gigawatt-hour, or enter any two units below:

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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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