MJ → kWh converter

Convert megajoule to kilowatt-hours (Energy)

1 MJ = 0.2777777778 kWh · 1 kWh = 3.6 MJ

Common values: 10 MJ 50 MJ 100 MJ 500 MJ 1000 MJ

50 MJ = 13.888888889 kWh

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Megajoule to kilowatt-hours Conversion

1 megajoule (MJ) is equal to 0.2777777778 kilowatt-hours (kWh).

1 MJ = 0.2777777778 kWh

or

1 kWh = 3.6 MJ

Formula

To convert a energy from megajoule (MJ) to kilowatt-hours (kWh), divide the energy in megajoule by 3.6

e(kWh) = e(MJ) / 3.6

Examples:

Convert 50 megajoule to kilowatt-hours:

e(kWh) = 50MJ / 3.6 = 13.88888889 kWh

Conversion table

Megajoule (MJ) Kilowatt-hours (kWh)
1 MJ 0.277777778 kWh
2 MJ 0.555555556 kWh
3 MJ 0.833333333 kWh
5 MJ 1.388888889 kWh
10 MJ 2.777777778 kWh
20 MJ 5.555555556 kWh
25 MJ 6.944444444 kWh
50 MJ 13.888888889 kWh
100 MJ 27.777777778 kWh
250 MJ 69.444444444 kWh
500 MJ 138.888888889 kWh
1000 MJ 277.777777778 kWh
Kilowatt-hours (kWh) Megajoule (MJ)
1 kWh 3.6 MJ
2 kWh 7.2 MJ
3 kWh 10.8 MJ
5 kWh 18 MJ
10 kWh 36 MJ
20 kWh 72 MJ
25 kWh 90 MJ
50 kWh 180 MJ
100 kWh 360 MJ
250 kWh 900 MJ
500 kWh 1800 MJ
1000 kWh 3600 MJ

Frequently asked questions

How do I convert megajoule to kilowatt-hours?

Divide the value in megajoule by 3.6 to get the result in kilowatt-hours. For example, 5 MJ ÷ 3.6 = 1.388888889 kWh.

How many kilowatt-hours are in 1 megajoule?

1 megajoule (MJ) is equal to 0.277777778 kilowatt-hours (kWh).

How do I convert kilowatt-hours back to megajoule?

Use the inverse operation: multiply the value in kilowatt-hours by 3.6 to get the result in megajoule.

How accurate is the megajoule to kilowatt-hours conversion?

The converter multiplies by the conversion factor 3.6 and rounds the result to 9 decimal places by default. You can increase or reduce the precision with the digits option on this page.

Sources

Conversion factors are based on internationally recognised standards:

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