Convert kilojoule to kilowatt-hour

1 kJ = 0.0002777777778 kWh

1 kJ = 0.000278 kWh
1 kJ in every energy unit
joule1,000 J
kilojoule1 kJ
megajoule0.001 MJ
calorie239 cal
kilocalorie0.239 kcal
watt-hour0.278 Wh
kilowatt-hour0.000278 kWh
British thermal unit0.948 BTU
foot-pound738 ft⋅lb
electron volt6.24e+21 eV
kiloelectron volt6.24e+18 keV
megaelectron volt6.24e+15 MeV
How the conversion works

Multiply by 0.0002777777778 to go from kilojoule to kilowatt-hour, or divide by it to go back. Every conversion on this site routes through the SI value (J) rather than a table of pairwise factors, so a round-trip returns exactly what you started with.

Going the other way? kilowatt-hour to kilojoule — 1 kWh = 3,600 kJ.

kilojoule to kilowatt-hour — common values
1 kJ0.00027777778 kWh
2 kJ0.00055555556 kWh
3 kJ0.00083333333 kWh
5 kJ0.0013888889 kWh
10 kJ0.0027777778 kWh
15 kJ0.0041666667 kWh
20 kJ0.0055555556 kWh
25 kJ0.0069444444 kWh
50 kJ0.013888889 kWh
75 kJ0.020833333 kWh
100 kJ0.027777778 kWh
250 kJ0.069444444 kWh
500 kJ0.13888889 kWh
1000 kJ0.27777778 kWh