Common Converters

Watt-hour (Wh) to Kilojoule (kJ) Converter

Convert watt-hour to kilojoule units quickly and accurately.

About converting Watt-hour to Kilojoule

This page converts Watt-hour (Wh) to Kilojoule (kJ). Enter a value above to get an immediate result with the target unit clearly shown.

Watt-hour to Kilojoule formula

To convert from Watt-hour to Kilojoule, multiply the starting value by 3.6. This factor expresses how one Watt-hour relates to the selected Kilojoule unit.

Conversion example: 100 Wh × 3.6 = 360 kJ. Therefore, 100 Watt-hour equals 360 Kilojoule.

This Watt-hour to Kilojoule conversion compares two units used to express the capacity to perform work or transfer heat. Use Watt-hour (Wh) as the source unit when your original value is recorded in that unit; the calculated result is then presented in Kilojoule (kJ).