watt-hours to joules

Free online watt-hours to joules converter, type a value and get the result instantly. No signup, works offline in your browser.

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All calculations run locally in your browser, nothing is uploaded.

Conversion formula

1 Wh = 3600 J

How to convert watt-hours to joules step by step

  1. Write down the value you want to convert in watt-hours.
  2. Multiply it by the conversion factor: 3600 (because 1 Wh = 3600 J).
  3. The result is your value in joules. Example: 10 Wh × 3600 = 36000 J.

Tip: to go the other way, divide by the factor, or use the joules to watt-hours converter.

watt-hours to joules conversion table

watt-hours (Wh)joules (J)
0.1 Wh360 J
0.25 Wh900 J
0.5 Wh1800 J
1 Wh3600 J
2 Wh7200 J
3 Wh10800 J
4 Wh14400 J
5 Wh18000 J
6 Wh21600 J
8 Wh28800 J
10 Wh36000 J
15 Wh54000 J
20 Wh72000 J
25 Wh90000 J
30 Wh108000 J
40 Wh144000 J
50 Wh180000 J
60 Wh216000 J
75 Wh270000 J
100 Wh360000 J
120 Wh432000 J
122 Wh439200 J
146 Wh525600 J
150 Wh540000 J
190 Wh684000 J
200 Wh720000 J
250 Wh900000 J
300 Wh1.0800e+06 J
400 Wh1.4400e+06 J
500 Wh1.8000e+06 J
600 Wh2.1600e+06 J
750 Wh2.7000e+06 J
800 Wh2.8800e+06 J
1000 Wh3.6000e+06 J
1500 Wh5.4000e+06 J
1810 Wh6.5160e+06 J
1930 Wh6.9480e+06 J
2000 Wh7.2000e+06 J
2500 Wh9.0000e+06 J
3000 Wh1.0800e+07 J
4000 Wh1.4400e+07 J
5000 Wh1.8000e+07 J
7500 Wh2.7000e+07 J
10000 Wh3.6000e+07 J
10500 Wh3.7800e+07 J

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FAQ

How do I convert watt-hours to joules?

Type a value in watt-hours in the converter above, the equivalent in joules is calculated instantly. 1 Wh equals 3600 J.

What is the formula to convert watt-hours to joules?

Multiply the value in watt-hours by 3600 to get the value in joules.

How many joules are in 1 watt-hours?

There are 3600 joules in 1 Wh.

How do I convert joules back to watt-hours?

Divide the value in joules by 3600, or use the swap button (⇄) in the converter above.

What does Wh stand for?

Wh is the standard abbreviation for watt-hours. E.g. 1 Wh = 3600 J.

What does J stand for?

J is the standard abbreviation for joules.