⚡ Energy

Energy Converter

Convert between 8 energy units

All Energy Conversions

Joules → Kilojoules→Joules → Calories→Joules → Kilocalories→Joules → Watt-hours→Joules → Kilowatt-hours→Joules → BTUs→Joules → Electronvolts→Kilojoules → Joules→Kilojoules → Calories→Kilojoules → Kilocalories→Kilojoules → Watt-hours→Kilojoules → Kilowatt-hours→Kilojoules → BTUs→Kilojoules → Electronvolts→Calories → Joules→Calories → Kilojoules→Calories → Kilocalories→Calories → Watt-hours→Calories → Kilowatt-hours→Calories → BTUs→Calories → Electronvolts→Kilocalories → Joules→Kilocalories → Kilojoules→Kilocalories → Calories→Kilocalories → Watt-hours→Kilocalories → Kilowatt-hours→Kilocalories → BTUs→Kilocalories → Electronvolts→Watt-hours → Joules→Watt-hours → Kilojoules→Watt-hours → Calories→Watt-hours → Kilocalories→Watt-hours → Kilowatt-hours→Watt-hours → BTUs→Watt-hours → Electronvolts→Kilowatt-hours → Joules→Kilowatt-hours → Kilojoules→Kilowatt-hours → Calories→Kilowatt-hours → Kilocalories→Kilowatt-hours → Watt-hours→Kilowatt-hours → BTUs→Kilowatt-hours → Electronvolts→BTUs → Joules→BTUs → Kilojoules→BTUs → Calories→BTUs → Kilocalories→BTUs → Watt-hours→BTUs → Kilowatt-hours→BTUs → Electronvolts→Electronvolts → Joules→Electronvolts → Kilojoules→Electronvolts → Calories→Electronvolts → Kilocalories→Electronvolts → Watt-hours→Electronvolts → Kilowatt-hours→Electronvolts → BTUs→

Quick Reference

Unit	Symbol	In Joules
Joule	J	1
Kilojoule	kJ	1000.00
Calorie	cal	4.184
Kilocalorie	kcal	4184.00
Watt-hour	Wh	3600.00
Kilowatt-hour	kWh	3.6e+06
BTU	BTU	1055.06
Electronvolt	eV	1.6021766e-19