NiftyRecipe Online energy conversion
cal/MJ 0.000004 kcal/cal 1000 kJ/kcal 0.239006 cal/kWh 0.000001 kJ/BTU 0.947817 kJ/cal 239.005736
J / kWh

12 joules in kilowatt-hour

0.000003 kilowatt-hour

1 J = 0 kWh · factor

1 kWh = 3.6 MJ. This tool does not apply utility tariffs or peak pricing.

Enter a value and click Calculate - opens the page with the new result

Common values

kilowatt-hour to joule 1 joule in kilowatt-hour 2 joules in kilowatt-hour 3 joules in kilowatt-hour 4 joules in kilowatt-hour 5 joules in kilowatt-hour 6 joules in kilowatt-hour 8 joules in kilowatt-hour 10 joules in kilowatt-hour 15 joules in kilowatt-hour 20 joules in kilowatt-hour

Related converters

J → kcal J → kJ
Formula: joule to kilowatt-hour

kWh = J × 0 (1 J = 0 KWH)

Reference values: joule → kilowatt-hour
J kWh
1 J 0 kWh
100 J 0.000028 kWh
200 J 0.000056 kWh
500 J 0.000139 kWh
1000 J 0.000278 kWh
2000 J 0.000556 kWh

All amounts for this pair

FAQ for J → kWh
12 joules in kilowatt-hour

12 joules equals 0.000003 kilowatt-hour as a pure energy equivalence on NiftyRecipe.

Kilowatt-hours measure delivered electrical energy. Expressing them as kcal, kJ, MJ or BTU is physics only-not a forecast of what a household pays. The factor is 1 joule = 0 kilowatt-hour, so this amount is 0.000003 kilowatt-hour. Reverse: 1 kilowatt-hour ≈ 3600000 joule. Note that 1 kWh is exactly 3.6 MJ.

Use the calculator for teaching examples or rough comparisons. For tariffs and bills, use your utility’s tools; for unit math, stay with the constant factor here.