Cleave Books Conversion Calculator for Units of ENERGY Type in size . . . select units . . . joules watt hours kilowatt hours megawatt hours Brit. thermal units therms foot pounds force foot poundals horsepower hours joules kilojoules megajoules gigajoules kgf metres calories kilocalories ergs then press Else Values are shown to . . . 3 4 5 6 7 8 9 significant figures. watt hours [Wh] joules [J] kilowatt hours [kWh] kilojoules [kJ] megawatt hours [MWh] megajoules [MJ] Brit. thermal units [Btu] gigajoules [GJ] therms kgf metres foot pounds force calories foot poundals kilocalories horse-power hours ergs Look at the Background Notes to clarify definitions. Unit shown in red is the SI 'preferred' unit. Very large and very small numbers appear in e-Format and are unspaced. Unvalued zeros on all numbers have been suppressed. Caution NO guarantee as to the accuracy of these values is given. And they should be checked against some other source. A note on Format and Accuracy is available. There are also some Background Notes on Energy Go to the Dictionary of Units OR the Calculator Menu ©FT2004 Version 1.4