NiftyRecipe Online energy conversion
MJ/cal 239005.736138 BTU/kJ 1.055056 cal/kJ 0.004184 kJ/MJ 0.001 kJ/kcal 0.239006 BTU/cal 252.164401
kWh / J

10 kilowatt-hours in joule

36000000.000004 joule

1 kWh = 3600000 J · factor

Reverse: 1 joule ≈ 0 kilowatt-hour.

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

Common values

joule to kilowatt-hour 1 kilowatt-hour in joule 2 kilowatt-hours in joule 3 kilowatt-hours in joule 4 kilowatt-hours in joule 5 kilowatt-hours in joule 6 kilowatt-hours in joule 8 kilowatt-hours in joule 12 kilowatt-hours in joule 15 kilowatt-hours in joule 20 kilowatt-hours in joule

Same amount, other units

10 kilowatt-hours → kcal 10 kilowatt-hours → BTU 10 kilowatt-hours → cal 10 kilowatt-hours → kJ 10 kilowatt-hours → MJ

Related converters

kWh → kcal kWh → BTU kWh → cal kWh → kJ kWh → MJ
Formula: kilowatt-hour to joule

J = kWh × 3600000 (1 KWH = 3600000 J)

Reference values: kilowatt-hour → joule
kWh J
1 kWh 3600000 J
100 kWh 360000000.000038 J
200 kWh 720000000.000077 J
500 kWh 1800000000.000191 J
1000 kWh 3600000000.000383 J
2000 kWh 7200000000.000766 J

All amounts for this pair

FAQ for kWh → J
10 kilowatt-hours in joule

10 kilowatt-hours equals 36000000.000004 joule 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 kilowatt-hour = 3600000 joule, so this amount is 36000000.000004 joule. Reverse: 1 joule ≈ 0 kilowatt-hour. 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.