## ››Convert microjoule to kilojoule

 microjoule kilojoules

How many microjoule in 1 kilojoules? The answer is 1000000000.
We assume you are converting between microjoule and kilojoule.
You can view more details on each measurement unit:
microjoule or kilojoules
The SI derived unit for energy is the joule.
1 joule is equal to 1000000 microjoule, or 0.001 kilojoules.
Note that rounding errors may occur, so always check the results.
Use this page to learn how to convert between microjoules and kilojoules.
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## ››Definition: Microjoule

The SI prefix "micro" represents a factor of 10-6, or in exponential notation, 1E-6.

So 1 microjoule = 10-6 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).

## ››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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