watt-hour to joule
Live watt-hour (Wh) to joule (J) converter. Plus a 10-value reference table and FAQs.
Conversion table
Ten sample values from watt-hour to joule. Use the converter above for arbitrary values.
| watt-hour (Wh) | → | joule (J) |
|---|---|---|
| 0.001 Wh | → | 3.6 J |
| 0.01 Wh | → | 36 J |
| 0.1 Wh | → | 360 J |
| 0.5 Wh | → | 1,800 J |
| 1 Wh | → | 3,600 J |
| 2 Wh | → | 7,200 J |
| 5 Wh | → | 18,000 J |
| 10 Wh | → | 36,000 J |
| 100 Wh | → | 360,000 J |
| 1,000 Wh | → | 3,600,000 J |
About the watt-hour
1 W sustained for 1 hour (3600 J).
About the joule
SI unit of energy. 1 N·m.
How watt-hour to joule conversion works
Both units belong to Energy. Unitbox first expresses the input in the category reference unit (J), then expresses that same quantity in joule.
The right unit depends on the convention used by your industry, country, instrument, or source document.
Unit definitions and conversion factors are maintained in the Unitbox methodology. Last reviewed with the current conversion dataset.
Frequently asked questions
Frequently Asked Questions
How do I convert watt-hour to joule?
Multiply the watt-hour value by 3,600 to get it in joule. For example, 10 Wh = 36,000 J.
What is 1 Wh in J?
1 Wh = 3,600 J.
What is 100 Wh in J?
100 Wh = 360,000 J.
What is the formula?
Linear: multiply by 3,600 (the unit factor ratio).
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