Joules to Kilojoules Conversion

Enter Joule
Enter Kilojoule

To convert joules to kilojoules (J to kJ), you may use the joules to kilojoules converter above.

Below, you will find information on how to find out how many kilojoules there are in "x" joules, including the formulas and example conversions.

How to convert joules to kilojoules (J to kJ)?

1 Joule (J) is equal to 0.001 kilojoule (kJ). To convert joules to kilojoules, multiply the joule value by 0.001 or divide by 1000.

For example, to convert 100 joules to kilojoules, divide 100 by 1000, that makes 0.1 kJ is 100 joules.

joule to kilojoule formula

kilojoule = joule * 0.001

kJkilojoule = joule / 1000

What is a Joule?

Joule is a metric system energy unit. 1 J = 0.001 kJ. The symbol is "J".

Please visit energy and work units conversion to convert all energy and work units.

Create Conversion Table
Click "Create Table". Enter a "Start" value (5, 100 etc). Select an "Increment" value (0.01, 5 etc) and select "Accuracy" to round the result.