Convert Kilojoule (kJ) to Watt-hour (Wh) instantly. Enter any value and get the result immediately.
kJ → Wh Converter
| Kilojoule (kJ) | Watt-hour (Wh) |
|---|---|
| 0.1 kJ | 0.02777778 Wh |
| 0.5 kJ | 0.13888889 Wh |
| 1 kJ | 0.27777778 Wh |
| 2 kJ | 0.55555556 Wh |
| 5 kJ | 1.38888889 Wh |
| 10 kJ | 2.77777778 Wh |
| 20 kJ | 5.55555556 Wh |
| 50 kJ | 13.88888889 Wh |
| 100 kJ | 27.77777778 Wh |
| 200 kJ | 55.55555556 Wh |
| 500 kJ | 138.88888889 Wh |
| 1000 kJ | 277.77777778 Wh |
| 5000 kJ | 1388.88888889 Wh |
| 10000 kJ | 2777.77777778 Wh |
Formula: Watt-hour = Kilojoule × 0.27777778
Example: 1 kJ = 0.27777778 Wh
You can also use the interactive converter above. Simply enter any Kilojoule value and the equivalent Watt-hour value will appear instantly. Click the ⇄ button to reverse the conversion.
Beyond the calculator above, it helps to understand what these two units actually represent and where you will run into them in everyday life.
A Kilojoule (kJ) equals 1,000 joules and is used on nutrition labels in many countries outside the US.
A Watt-hour (Wh) is a small electrical energy unit equal to one-thousandth of a kilowatt-hour.
The formula is: Watt-hour = Kilojoule x 0.27777778. Multiply any Kilojoule value by 0.27777778 to get the equivalent in Watt-hour.
1 kJ = 0.27777778 Wh.
1 Wh = 3.5999999712 kJ.
Kilojoule is smaller than Watt-hour. 1 Watt-hour = 3.5999999712 kJ.