Watt-hours to Kilojoules
Type a value — result updates instantly.
wh
kj
Quick reference
| Watt-hours (wh) | Kilojoules (kj) |
|---|
Formula
Kilojoules = watt-hours × 3.6
Multiply the watt-hours value by 3.6 to get kilojoules. To reverse — divide kilojoules by 3.6 to get watt-hours.
About this conversion
The watt-hour (Wh) is an energy unit equal to one watt of power used for one hour, equal to 3,600 joules. Learn more →
The kilojoule (kJ) equals 1,000 joules, commonly used in food energy and thermodynamics. Learn more →
Source: NIST International Reference