Kilowatt-hours to Megajoules Converter

Convert kilowatt-hours (kWh) to megajoules (MJ) instantly. Type a value below; the result updates as you type. 1 kWh = 3.6 MJ.

How to convert kilowatt-hours to megajoules

1 kWh = 3.6 MJ. To convert kilowatt-hours to megajoules, multiply the value by 3.6.

megajoules = kilowatt-hours × 3.6

Worked examples

  • 5 kWh = 18 MJ
  • 12 kWh = 43.2 MJ
  • 100 kWh = 360 MJ

Common kilowatt-hours to megajoules conversions

How many megajoules is 2 kWh?

2 kWh is equal to 7.2 MJ.

How many megajoules is 10 kWh?

10 kWh is equal to 36 MJ.

How many megajoules is 20 kWh?

20 kWh is equal to 72 MJ.

How many megajoules is 50 kWh?

50 kWh is equal to 180 MJ.

How many megajoules is 100 kWh?

100 kWh is equal to 360 MJ.

How many megajoules is 500 kWh?

500 kWh is equal to 1,800 MJ.

Kilowatt-hours to megajoules conversion table

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

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Frequently asked questions

How many megajoules are in 1 kilowatt-hour?

1 kilowatt-hour (kWh) equals 3.6 megajoules (MJ).

How do I convert kilowatt-hours to megajoules?

To convert kilowatt-hours to megajoules, multiply the value by 3.6. For example, 5 kWh = 18 MJ.

How many kilowatt-hours are in 1 megajoule?

1 megajoule (MJ) equals 0.277778 kilowatt-hours (kWh).

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