How to convert kilojoules to joules

How to convert energy in kilojoules (kJ) to joules (J).

How to convert kJ to joules

One kilojoules is equal to 1000 joules:

1kJ = 1000J

The energy E in joules (J) is equal to the energy in kilojoules (kJ) times 1000:

E(J) = E(kJ) × 1000

Example

Convert 4kJ to joules.

The energy E in joules (J) is equal to 4 kilojoules times 1000:

E(J) = 4kJ × 1000 = 4000J

 

kJ to joules conversion calculator ►

 


See also

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