Energy Converter
Convert between different units of energy
Formula
1 Joule = 0.001 Kilojoule
About Energy Conversion
Convert between different units of energy. This converter supports 53 different units of energy measurement, making it one of the most comprehensive energy converters available online.
How Energy Conversion Works
Our converter uses precise conversion factors to transform values between different energy units. Each unit has a specific relationship to a base unit, allowing accurate conversions.
Example Conversion Process:
- Input value is converted to the base unit (Joule)
- Base unit value is then converted to the target unit
- Result is displayed with appropriate precision
Supported Energy Units
Joule(J)
Kilojoule(kJ)
Megajoule(MJ)
Gigajoule(GJ)
Calorie(cal)
Kilocalorie(kcal)
Watt-hour(Wh)
Kilowatt-hour(kWh)
Megawatt-hour(MWh)
British Thermal Unit(BTU)
Therm(therm)
Foot-pound(ft⋅lbf)
Erg(erg)
Electronvolt(eV)
Kiloelectronvolt(keV)
Megaelectronvolt(MeV)
Gigaelectronvolt(GeV)
Teraelectronvolt(TeV)
Watt-second(W⋅s)
Newton-meter(N⋅m)
Horsepower-hour(hp⋅h)
Kilocalorie (IT)(kcal(IT))
Kilocalorie (th)(kcal(th))
Calorie (IT)(cal(IT))
Calorie (th)(cal(th))
Calorie (Nutritional)(Cal)
Btu (IT)(Btu(IT))
Btu (th)(Btu(th))
Megabtu (IT)(MBtu(IT))
Ton-hour (refrigeration)(TR⋅h)
Fuel Oil Equivalent @kiloliter(kL(foe))
Fuel Oil Equivalent @barrel(bbl(foe))
Gigaton(Gton)
Megaton(Mton)
Kiloton(kton)
Ton (explosives)(ton (TNT))
Dyne-centimeter(dyn⋅cm)
Gram Force-meter(gf⋅m)
Gram Force-centimeter(gf⋅cm)
Kilogram Force-centimeter(kgf⋅cm)
Kilogram Force-meter(kgf⋅m)
Kilopond-meter(kp⋅m)
Pound Force-foot(lbf⋅ft)
Pound Force-inch(lbf⋅in)
Ounce Force-inch(ozf⋅in)
Foot-pound(ft⋅lb)
Inch-pound(in⋅lb)
Inch-ounce(in⋅oz)
Poundal-foot(pdl⋅ft)
Therm (EC)(therm(EC))
Therm (US)(therm(US))
Hartree Energy(Eh)
Rydberg Constant(Ry)
Common Energy Conversions
- Joule to Kilojoule
- Joule to Megajoule
- Kilojoule to Megajoule
- Kilojoule to Gigajoule
- Megajoule to Gigajoule
- Megajoule to Calorie
- Gigajoule to Calorie
- Gigajoule to Kilocalorie
- Calorie to Kilocalorie
- Calorie to Watt-hour