›› Convert kilojoule to watthour


›› More information from the unit converter

How many kilojoules in 1 watthour? The answer is 3.6.
We assume you are converting between kilojoule and watthour.
You can view more details on each measurement unit:
kilojoules or watthour
The SI derived unit for energy is the joule.
1 joule is equal to 0.001 kilojoules, or 0.00027777777777778 watthour.
Note that rounding errors may occur, so always check the results.
Use this page to learn how to convert between kilojoules and watthour.
Type in your own numbers in the form to convert the units!

›› Quick conversion chart of kilojoules to watthour

1 kilojoules to watthour = 0.27778 watthour

5 kilojoules to watthour = 1.38889 watthour

10 kilojoules to watthour = 2.77778 watthour

20 kilojoules to watthour = 5.55556 watthour

30 kilojoules to watthour = 8.33333 watthour

40 kilojoules to watthour = 11.11111 watthour

50 kilojoules to watthour = 13.88889 watthour

75 kilojoules to watthour = 20.83333 watthour

100 kilojoules to watthour = 27.77778 watthour

›› Want other units?

You can do the reverse unit conversion from watthour to kilojoules, or enter any two units below:

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›› Common energy conversions

kilojoules to myriawatt-hour
kilojoules to inch pound
kilojoules to gigaelectron volt
kilojoules to yoctojoule
kilojoules to kilogram-force meter
kilojoules to attojoule
kilojoules to megaelectron volt
kilojoules to erg
kilojoules to decijoule
kilojoules to kiloton

›› Definition: Kilojoule

The SI prefix "kilo" represents a factor of 103, or in exponential notation, 1E3.

So 1 kilojoule = 103 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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