Energy Converter
Free energy converter. Convert between joules, kilojoules, calories, kilocalories, watt-hours, kilowatt-hours and more.
Energy units
| Unit | Symbol | Equal to |
|---|---|---|
| Joule | J | 1 J |
| Kilojoule | kJ | 1,000 J |
| Calorie | cal | 4.184 J |
| Kilocalorie | kcal | 4,184 J |
| Watt-Hour | Wh | 3,600 J |
| Kilowatt-Hour | kWh | 3,600,000 J |
| BTU | BTU | 1,055.05585262 J |
| Therm | thm | 105,505,585.2619999945 J |
| Electronvolt | eV | 1.602176634 × 10-19 J |
| Foot-Pound | ft·lb | 1.3558179483 J |