Energy Converter

Free online energy converter. Convert J, kcal, kWh, BTU. Fast, accurate, runs in your browser.

From

Result

0.0002777778 kWh

1 kJ = 0.0002777778 kWh

1 kJ = 1000 J = 239.0057361377 cal = 0.9478133945 BTU

All Conversions

J1000

MJ0.001

GJ0.000001

cal239.0057361377

kcal0.2390057361

Wh0.2777777778

kWh0.0002777778

BTU0.9478133945

ft-lb737.5610331755

eV6.2415e+21

Everyday Examples

1 kWh powers a 100W bulb for 10 hours = 3600000 J

Food calorie (kcal) in a banana (~105 kcal) = 105 kcal

1 liter of gasoline ~ 34 MJ = 34 MJ

Average human daily energy intake ~ 8700 kJ = 8700 kJ

1 BTU to heat 1 lb of water by 1°F = 1055.06 J