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Joules to Kilojoules Converter

Convert joules to kilojoules instantly. 1 J = 0.001 kJ.

To convert joules to kilojoules, enter your value above and the result appears as you type. 1 J = 0.001 kJ, so multiply your joules value by 0.001. 10 J is 0.01 kJ, and 100 J is 0.1 kJ. The calculation runs in your browser at full double precision.

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About converting JOULES to KILOJOULES

1 J = 0.001 kJ, so multiply your joules value by 0.001. 10 J is 0.01 kJ, and 100 J is 0.1 kJ. The "calorie" on food labels is actually a kilocalorie — 4184 joules. Nutrition labels in the EU show both kcal and kJ.

Convert KILOJOULES to JOULES insteadOpen the full Energy Converter

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