Kilojoule to Kilowatt Hour (kJ to kWh)
Convert kJ to kWh — Energy converter
One kilojoule equals 0.0002777778 kWh, so to convert kilojoules to kilowatt-hours you multiply the value by 0.0002777778. A kilojoule is smaller than a kilowatt hour — going the other way, 1 kWh = 3600 kJ. For example, 10 kJ = 0.0027777778 kWh and 50 kJ = 0.01388889 kWh.
1 kJ = 0.0002777778 kWh
Kilojoule to Kilowatt Hour formula
1 Kilojoule = 0.0002777778 kWh
Worked examples
- 25 kJ = 0.0069444444 kWh
- 100 kJ = 0.02777778 kWh
Kilojoule to Kilowatt Hour conversion table
| Kilojoule (kJ) | Kilowatt Hour (kWh) |
|---|---|
| 1 | 0.0002777778 |
| 2 | 0.0005555556 |
| 3 | 0.0008333333 |
| 5 | 0.0013888889 |
| 8 | 0.0022222222 |
| 10 | 0.0027777778 |
| 12 | 0.0033333333 |
| 15 | 0.0041666667 |
| 20 | 0.0055555556 |
| 25 | 0.0069444444 |
| 50 | 0.01388889 |
| 100 | 0.02777778 |
| 250 | 0.06944444 |
| 500 | 0.13888889 |
| 1000 | 0.27777778 |
Frequently asked questions
How many kilowatt-hours are in one kilojoule?
One kilojoule equals 0.0002777778 kilowatt-hours (kWh).
How many kilojoules are in one kilowatt hour?
One kilowatt hour equals 3600 kilojoules (kJ).
How do you convert kilojoules to kilowatt-hours?
1 Kilojoule = 0.0002777778 kWh. Use the calculator above for any value.
What is 5 kJ in kWh?
5 kJ = 0.0013888889 kWh.
What is 100 kJ in kWh?
100 kJ = 0.02777778 kWh.
What is 10 kJ in kWh?
10 kJ = 0.0027777778 kWh.
What is 20 kJ in kWh?
20 kJ = 0.0055555556 kWh.
Is a kilojoule bigger than a kilowatt hour?
No. A kilojoule is smaller — one kilojoule equals 0.0002777778 kilowatt-hours, while one kilowatt hour equals 3600 kilojoules.