Kilowatt-hours to Joules Converter

Convert kilowatt-hours (kWh) to joules (J) instantly. Type a value below; the result updates as you type. 1 kWh = 3,600,000 J.

How to convert kilowatt-hours to joules

1 kWh = 3,600,000 J. To convert kilowatt-hours to joules, multiply the value by 3,600,000.

joules = kilowatt-hours × 3,600,000

Worked examples

  • 5 kWh = 18,000,000 J
  • 12 kWh = 43,200,000 J
  • 100 kWh = 360,000,000 J

Common kilowatt-hours to joules conversions

How many joules is 2 kWh?

2 kWh is equal to 7,200,000 J.

How many joules is 10 kWh?

10 kWh is equal to 36,000,000 J.

How many joules is 20 kWh?

20 kWh is equal to 72,000,000 J.

How many joules is 50 kWh?

50 kWh is equal to 180,000,000 J.

How many joules is 100 kWh?

100 kWh is equal to 360,000,000 J.

How many joules is 500 kWh?

500 kWh is equal to 1,800,000,000 J.

Kilowatt-hours to joules conversion table

Kilowatt-hours (kWh)Joules (J)
1 kWh3,600,000 J
2 kWh7,200,000 J
3 kWh10,800,000 J
4 kWh14,400,000 J
5 kWh18,000,000 J
6 kWh21,600,000 J
7 kWh25,200,000 J
8 kWh28,800,000 J
9 kWh32,400,000 J
10 kWh36,000,000 J
15 kWh54,000,000 J
20 kWh72,000,000 J
25 kWh90,000,000 J
30 kWh108,000,000 J
40 kWh144,000,000 J
50 kWh180,000,000 J
75 kWh270,000,000 J
100 kWh360,000,000 J
250 kWh900,000,000 J
500 kWh1,800,000,000 J
1,000 kWh3,600,000,000 J

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Frequently asked questions

How many joules are in 1 kilowatt-hour?

1 kilowatt-hour (kWh) equals 3,600,000 joules (J).

How do I convert kilowatt-hours to joules?

To convert kilowatt-hours to joules, multiply the value by 3,600,000. For example, 5 kWh = 18,000,000 J.

How many kilowatt-hours are in 1 joule?

1 joule (J) equals 0.000000277778 kilowatt-hours (kWh).

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