›› Convert gigajoule to gigawatt hour


gigajoule
gigawatt-hour


›› More information from the unit converter

How many gigajoule in 1 gigawatt-hour? The answer is 3600.
We assume you are converting between gigajoule and gigawatt hour.
You can view more details on each measurement unit:
gigajoule or gigawatt-hour
The SI derived unit for energy is the joule.
1 joule is equal to 1.0E-9 gigajoule, or 2.7777777777778E-13 gigawatt-hour.
Note that rounding errors may occur, so always check the results.
Use this page to learn how to convert between gigajoules and gigawatt hours.
Type in your own numbers in the form to convert the units!



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›› Common energy conversions

gigajoule to picojoule
gigajoule to therm
gigajoule to millijoule
gigajoule to Q unit
gigajoule to electron volt
gigajoule to kilogram-force meter
gigajoule to nanojoule
gigajoule to kilowatt-hour
gigajoule to kiloton
gigajoule to gigaelectron volt


›› 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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