Kilojoules to Kilowatt-hours Converter
Convert kJ to kWh instantly — and see every other energy unit at once.
1 kJ=2.7778e-4 kWh
1 kJ in every unit
Joules
1,000J
Kilojoulesfrom
1kJ
Megajoules
0.001MJ
Watt-hours
0.277778Wh
Kilowatt-hours
2.7778e-4kWh
Calories (small)
239.0057cal
Kilocalories (kcal)
0.239006kcal
BTU
0.947813BTU
Electronvolts
6,241,509,074,460,763,000,000eV
Foot-pounds
737.561ft·lb
Common Kilojoules to Kilowatt-hours conversions
| Kilojoules (kJ) | Kilowatt-hours (kWh) |
|---|---|
| 1 kJ | 0.00028 kWh |
| 2 kJ | 0.00056 kWh |
| 5 kJ | 0.00139 kWh |
| 10 kJ | 0.00278 kWh |
| 25 kJ | 0.00694 kWh |
| 50 kJ | 0.01389 kWh |
| 100 kJ | 0.02778 kWh |
| 250 kJ | 0.06944 kWh |
| 500 kJ | 0.13889 kWh |
| 1000 kJ | 0.27778 kWh |
The formula
Kilojoules (kJ) — a unit of energy.
Kilowatt-hours (kWh) — a unit of energy.
Worked examples
1 kJ→0.00028 kWh
Apply Kilojoules ÷ 3600 with input = 1. Result: 0.00028 kWh.
5 kJ→0.00139 kWh
Apply Kilojoules ÷ 3600 with input = 5. Result: 0.00139 kWh.
10 kJ→0.00278 kWh
Apply Kilojoules ÷ 3600 with input = 10. Result: 0.00278 kWh.
FAQ
How do I convert Kilojoules to Kilowatt-hours?
Use the formula: kWh = Kilojoules ÷ 3600. You can also use the converter above — type any value and the result updates instantly.
Where are Kilojoules used?
Kilojoules (kJ) — a unit of energy.
Where are Kilowatt-hours used?
Kilowatt-hours (kWh) — a unit of energy.