Watt-hours to Joules Converter
Convert Wh to J instantly — and see every other energy unit at once.
1 Wh=3,600 J
1 Wh in every unit
Joules
3,600J
Kilojoules
3.6kJ
Megajoules
0.0036MJ
Watt-hoursfrom
1Wh
Kilowatt-hours
0.001kWh
Calories (small)
860.4207cal
Kilocalories (kcal)
0.860421kcal
BTU
3.4121BTU
Electronvolts
22,469,432,668,058,747,000,000eV
Foot-pounds
2,655.22ft·lb
Common Watt-hours to Joules conversions
| Watt-hours (Wh) | Joules (J) |
|---|---|
| 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 |
| 250 Wh | 900000 J |
| 500 Wh | 1800000 J |
| 1000 Wh | 3600000 J |
The formula
Watt-hours (Wh) — a unit of energy.
Joules (J) — a unit of energy.
Worked examples
1 Wh→3600 J
Apply Watt-hours × 3600 with input = 1. Result: 3600 J.
5 Wh→18000 J
Apply Watt-hours × 3600 with input = 5. Result: 18000 J.
10 Wh→36000 J
Apply Watt-hours × 3600 with input = 10. Result: 36000 J.
FAQ
How do I convert Watt-hours to Joules?
Use the formula: J = Watt-hours × 3600. You can also use the converter above — type any value and the result updates instantly.
Where are Watt-hours used?
Watt-hours (Wh) — a unit of energy.
Where are Joules used?
Joules (J) — a unit of energy.
How do I convert Joules back to Watt-hours?
Use the Joules to Watt-hours converter.