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Energy
Watt-hours to Joules
Convert watt-hours (Wh) to joules (J). Type a value below to see the result update instantly. Reference table and formula included.
Calculator
1 Wh = 3600 J
Watt-hours to Joules Conversion Table
Common values, ready to copy:
| watt-hours | joules |
|---|---|
| 1 Wh | 3600 J |
| 2 Wh | 7200 J |
| 5 Wh | 18000 J |
| 10 Wh | 36000 J |
| 25 Wh | 90000 J |
| 50 Wh | 180000 J |
| 100 Wh | 360000 J |
| 1,000 Wh | 3.6000e+6 J |
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Formula
joules = watt-hours × 3600
Energy uses the SI joule. Food calories (kcal) are 1,000 small calories: 1 kcal = 4,184 J. 1 kWh = 3.6 MJ = 3,600,000 J. 1 BTU = 1,055.06 J.
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