Watt-hour to Megajoule Conversion Chart

This chart converts Watt-hour (Wh) to Megajoule (MJ) using the factor 0.0036. One Wh equals 0.0036 MJ; one MJ equals 277.77778 Wh.

MJ = Wh × 0.0036

Wh	MJ
100	0.36
200	0.72
300	1.08
400	1.44
500	1.8
600	2.16
700	2.52
800	2.88
900	3.24
1,000	3.6
1,100	3.96
1,200	4.32
1,300	4.68
1,400	5.04
1,500	5.4
1,600	5.76
1,700	6.12
1,800	6.48
1,900	6.84
2,000	7.2
2,100	7.56
2,200	7.92
2,300	8.28
2,400	8.64
2,500	9
2,600	9.36
2,700	9.72
2,800	10.08
2,900	10.44
3,000	10.8
3,100	11.16
3,200	11.52
3,300	11.88
3,400	12.24
3,500	12.6
3,600	12.96
3,700	13.32
3,800	13.68
3,900	14.04
4,000	14.4
4,100	14.76
4,200	15.12
4,300	15.48
4,400	15.84
4,500	16.2
4,600	16.56
4,700	16.92
4,800	17.28
4,900	17.64
5,000	18

Wh	MJ
5,100	18.36
5,200	18.72
5,300	19.08
5,400	19.44
5,500	19.8
5,600	20.16
5,700	20.52
5,800	20.88
5,900	21.24
6,000	21.6
6,100	21.96
6,200	22.32
6,300	22.68
6,400	23.04
6,500	23.4
6,600	23.76
6,700	24.12
6,800	24.48
6,900	24.84
7,000	25.2
7,100	25.56
7,200	25.92
7,300	26.28
7,400	26.64
7,500	27
7,600	27.36
7,700	27.72
7,800	28.08
7,900	28.44
8,000	28.8
8,100	29.16
8,200	29.52
8,300	29.88
8,400	30.24
8,500	30.6
8,600	30.96
8,700	31.32
8,800	31.68
8,900	32.04
9,000	32.4
9,100	32.76
9,200	33.12
9,300	33.48
9,400	33.84
9,500	34.2
9,600	34.56
9,700	34.92
9,800	35.28
9,900	35.64
10,000	36

How to use this chart

Find the Wh value in the left column and read its MJ equivalent on the right. Every row uses the same conversion factor, so the printable table is suitable for quick reference without recalculating each value.

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