Joules to Kilowatt-hours Converter
1 Joule = 2.77778e-7 Kilowatt-hours
J
kWh
1 J = 2.77778e-7 kWh. To convert joules to kilowatt-hours, multiply by 2.77778e-7; to convert back, multiply by 3,600,000.
Conversion formula
1 J = 2.77778e-7 kWh
To convert from Joules to Kilowatt-hours, multiply the value in joules by 2.77778e-7.
| Joules (J) | Kilowatt-hours (kWh) |
|---|---|
| 0.001 | 2.77778e-10 |
| 0.01 | 2.77778e-9 |
| 0.1 | 2.77778e-8 |
| 1 | 2.77778e-7 |
| 2 | 5.55556e-7 |
| 5 | 0.00000138889 |
| 10 | 0.00000277778 |
| 25 | 0.00000694444 |
| 50 | 0.0000138889 |
| 100 | 0.0000277778 |
| 250 | 0.0000694444 |
| 500 | 0.000138889 |
| 1000 | 0.000277778 |
1 joule in every energy unit
| Kilojoules | 0.001 kJ |
| Megajoules | 0.000001 MJ |
| Calories | 0.239006 cal |
| Kilocalories | 0.000239006 kcal |
| Watt-hours | 0.000277778 Wh |
| Kilowatt-hours | 2.77778e-7 kWh |
| British Thermal Units | 0.000947817 BTU |
Frequently Asked Questions
How many kilowatt-hours are in 1 joule?
1 joule equals 2.77778e-7 kilowatt-hours. So 10 joules are 0.00000277778 kilowatt-hours and 100 joules are 0.0000277778 kilowatt-hours.
How do I convert joules to kilowatt-hours by hand?
Multiply the number of joules by 2.77778e-7. To go the other way, multiply kilowatt-hours by 3,600,000 (or divide by 2.77778e-7).
How many joules are in 1 kilowatt-hour?
1 kilowatt-hour equals 3,600,000 joules.