Energy Conversions
To convert energy from one unit to another, enter a value in the input field and choose your converter below.
Units of Energy
| Unit | Symbol | Relative to SI unit |
|---|---|---|
| Joules (SI unit) | J | 1 |
| Kilojoules | kJ | 0.001 |
| Grams calorie | calIT | 4.1868 |
| Kilocalories | kcal | 4,186.8 |
| Watts hour | W·h | 3,600 |
| Kilowatts hour | kW·h,B.O.T.U. | 3,600,000 |
| Electronvolts | eV | 1.602177 × 10-19 |
| British thermal unit | BTUIT | 1,055.055853 |
| US therm | US therm | 105,480,400 |
| Foot-pound force | ft lbf | 1.355818 |
| Inch-pound force | in lbf | 0.112985 |
Convert from Joules
- Joules to Kilojoules
- Joules to Grams calorie
- Joules to Kilocalories
- Joules to Watts hour
- Joules to Kilowatts hour
- Joules to Electronvolts
- Joules to British thermal unit
- Joules to US therm
- Joules to Foot-pound force
- Joules to Inch-pound force
Convert from Kilojoules
- Kilojoules to Joules
- Kilojoules to Grams calorie
- Kilojoules to Kilocalories
- Kilojoules to Watts hour
- Kilojoules to Kilowatts hour
- Kilojoules to Electronvolts
- Kilojoules to British thermal unit
- Kilojoules to US therm
- Kilojoules to Foot-pound force
- Kilojoules to Inch-pound force
Convert from Grams calorie
- Grams calorie to Joules
- Grams calorie to Kilojoules
- Grams calorie to Kilocalories
- Grams calorie to Watts hour
- Grams calorie to Kilowatts hour
- Grams calorie to Electronvolts
- Grams calorie to British thermal unit
- Grams calorie to US therm
- Grams calorie to Foot-pound force
- Grams calorie to Inch-pound force
Convert from Kilocalories
- Kilocalories to Joules
- Kilocalories to Kilojoules
- Kilocalories to Grams calorie
- Kilocalories to Watts hour
- Kilocalories to Kilowatts hour
- Kilocalories to Electronvolts
- Kilocalories to British thermal unit
- Kilocalories to US therm
- Kilocalories to Foot-pound force
- Kilocalories to Inch-pound force
Convert from Watts hour
- Watts hour to Joules
- Watts hour to Kilojoules
- Watts hour to Grams calorie
- Watts hour to Kilocalories
- Watts hour to Kilowatts hour
- Watts hour to Electronvolts
- Watts hour to British thermal unit
- Watts hour to US therm
- Watts hour to Foot-pound force
- Watts hour to Inch-pound force
Convert from Kilowatts hour
- Kilowatts hour to Joules
- Kilowatts hour to Kilojoules
- Kilowatts hour to Grams calorie
- Kilowatts hour to Kilocalories
- Kilowatts hour to Watts hour
- Kilowatts hour to Electronvolts
- Kilowatts hour to British thermal unit
- Kilowatts hour to US therm
- Kilowatts hour to Foot-pound force
- Kilowatts hour to Inch-pound force
Convert from Electronvolts
- Electronvolts to Joules
- Electronvolts to Kilojoules
- Electronvolts to Grams calorie
- Electronvolts to Kilocalories
- Electronvolts to Watts hour
- Electronvolts to Kilowatts hour
- Electronvolts to British thermal unit
- Electronvolts to US therm
- Electronvolts to Foot-pound force
- Electronvolts to Inch-pound force
Convert from British thermal unit
- British thermal unit to Joules
- British thermal unit to Kilojoules
- British thermal unit to Grams calorie
- British thermal unit to Kilocalories
- British thermal unit to Watts hour
- British thermal unit to Kilowatts hour
- British thermal unit to Electronvolts
- British thermal unit to US therm
- British thermal unit to Foot-pound force
- British thermal unit to Inch-pound force
Convert from US therm
- US therm to Joules
- US therm to Kilojoules
- US therm to Grams calorie
- US therm to Kilocalories
- US therm to Watts hour
- US therm to Kilowatts hour
- US therm to Electronvolts
- US therm to British thermal unit
- US therm to Foot-pound force
- US therm to Inch-pound force
Convert from Foot-pound force
- Foot-pound force to Joules
- Foot-pound force to Kilojoules
- Foot-pound force to Grams calorie
- Foot-pound force to Kilocalories
- Foot-pound force to Watts hour
- Foot-pound force to Kilowatts hour
- Foot-pound force to Electronvolts
- Foot-pound force to British thermal unit
- Foot-pound force to US therm
- Foot-pound force to Inch-pound force
Convert from Inch-pound force
- Inch-pound force to Joules
- Inch-pound force to Kilojoules
- Inch-pound force to Grams calorie
- Inch-pound force to Kilocalories
- Inch-pound force to Watts hour
- Inch-pound force to Kilowatts hour
- Inch-pound force to Electronvolts
- Inch-pound force to British thermal unit
- Inch-pound force to US therm
- Inch-pound force to Foot-pound force