Use our free **Energy Converter** to quickly and accurately convert between a wide range of energy units. Whether you need to convert **Btu to Joules**, **calories to kWh**, or any other energy measurement, our online tool makes unit conversion fast and easy. Ideal for engineers, students, or anyone working with energy calculations. From: From: Btu (th)Btu (mean)calories (IT)calories (th)calories (mean)calories (15C)calories (20C)calories (food)centigrade heat unitselectron volts [eV]ergsfoot-pound force [ft lbf]foot poundalsgigajoules [GJ]horsepower hoursinch-pound force [in lbf]joules [J]kilocalories (IT)kilocalories (th)kilogram-force meterskilojoules [kJ]kilowatt hours [kWh]megajoules [MJ]newton meters [Nm]thermswatt seconds [Ws]watt hours [Wh] To: Btu (th)Btu (mean)calories (IT)calories (th)calories (mean)calories (15C)calories (20C)calories (food)centigrade heat unitselectron volts [eV]ergsfoot-pound force [ft lbf]foot poundalsgigajoules [GJ]horsepower hoursinch-pound force [in lbf]joules [J]kilocalories (IT)kilocalories (th)kilogram-force meterskilojoules [kJ]kilowatt hours [kWh]megajoules [MJ]newton meters [Nm]thermswatt seconds [Ws]watt hours [Wh] Result will appear here. Bookmark this toolCategoryConverterUnits
