Energy Converter

Convert between different energy units instantly. Get accurate results for all your conversion needs.

You can also press the arrow so you can select other units that you could convert.

10(J)Jouleis equal to

0.010(kJ)Kilojoule

1 J =0.001 kJ

1 kJ =1000 J

Intelligent Unit Converter

Context-aware • Smart validation • Visual comparisons • Batch processing

Your Domain:

You have 3 free AI conversions left today!Sign in for more conversions and advanced features.

Try science examples:

About Energy Converter

This energy converter supports conversion between 6 different units:

J-Joule

kJ-Kilojoule

cal-Calorie

kcal-Kilocalorie

Wh-Watt Hour

kWh-Kilowatt Hour

All conversions are based on the international standard: joule. Simply enter a value in any unit and see instant results in all other units.

Quick Conversions