Convert Watt-hour to Joule
3,600
1 Wh = 3,600 J
Use the conversion factor 1 Wh = 3600 J. To convert Watt-hour to Joule, multiply the input value by 3600.
Conversion Formula
J = Wh × 3600
Reverse: Wh = J × 2.7778e-4
Conversion Examples
1 Wh × 3,600 =
3,600 J
1 Watt-hours = 3,600 Joules
5 Wh × 3,600 =
18,000 J
5 Watt-hours = 18,000 Joules
10 Wh × 3,600 =
36,000 J
10 Watt-hours = 36,000 Joules
25 Wh × 3,600 =
90,000 J
25 Watt-hours = 90,000 Joules
50 Wh × 3,600 =
180,000 J
50 Watt-hours = 180,000 Joules
100 Wh × 3,600 =
360,000 J
100 Watt-hours = 360,000 Joules
Watt-hour to Joule Table
Wh =—J
| Watt-hour (Wh) | Joule (J) | Fraction |
|---|---|---|
| 1 | 3,600 | — |
| 2 | 7,200 | — |
| 3 | 10,800 | — |
| 4 | 14,400 | — |
| 5 | 18,000 | — |
| 6 | 21,600 | — |
| 7 | 25,200 | — |
| 8 | 28,800 | — |
| 9 | 32,400 | — |
| 10 | 36,000 | — |
| 11 | 39,600 | — |
| 12 | 43,200 | — |
| 13 | 46,800 | — |
| 14 | 50,400 | — |
| 15 | 54,000 | — |
| 16 | 57,600 | — |
| 17 | 61,200 | — |
| 18 | 64,800 | — |
| 19 | 68,400 | — |
| 20 | 72,000 | — |
Unit Definitions
What is a Watt-hour (Wh)?
Metric (SI)Worldwide
Watt-hour (Wh) is one of the two units used in this conversion. Open its dedicated unit page for the reviewed definition and references.
Learn more about Watt-hourWhat is a Joule (J)?
Metric (SI)Worldwide
Joule (J) is one of the two units used in this conversion. Open its dedicated unit page for the reviewed definition and references.
Learn more about JouleFrequently Asked Questions
How do I convert Watt-hour to Joule?
Multiply the value in Wh by 3600. The formula is J = Wh × 3600.
How many Joule are in 1 Watt-hour?
One Watt-hour equals 3600 J.
What is 1 Wh in J?
1 Wh equals 3600 J.
How do I convert Joule back to Watt-hour?
Use the reverse factor: 1 J = 0.0002777777778 Wh.