Kilowatt-hours to Joules Converter
1 Kilowatt-hour = 3,600,000 Joules
kWh
J
1 kWh = 3,600,000 J. To convert kilowatt-hours to joules, multiply by 3,600,000; to convert back, multiply by 2.77778e-7.
Conversion formula
1 kWh = 3,600,000 J
To convert from Kilowatt-hours to Joules, multiply the value in kilowatt-hours by 3,600,000.
| Kilowatt-hours (kWh) | Joules (J) |
|---|---|
| 0.001 | 3,600 |
| 0.01 | 36,000 |
| 0.1 | 360,000 |
| 1 | 3,600,000 |
| 2 | 7,200,000 |
| 5 | 18,000,000 |
| 10 | 36,000,000 |
| 25 | 90,000,000 |
| 50 | 180,000,000 |
| 100 | 360,000,000 |
| 250 | 900,000,000 |
| 500 | 1,800,000,000 |
| 1000 | 3,600,000,000 |
1 kilowatt-hour in every energy unit
| Joules | 3,600,000 J |
| Kilojoules | 3,600 kJ |
| Megajoules | 3.6 MJ |
| Calories | 860,421 cal |
| Kilocalories | 860.421 kcal |
| Watt-hours | 1,000 Wh |
| British Thermal Units | 3,412.14 BTU |
Frequently Asked Questions
How many joules are in 1 kilowatt-hour?
1 kilowatt-hour equals 3,600,000 joules. So 10 kilowatt-hours are 36,000,000 joules and 100 kilowatt-hours are 360,000,000 joules.
How do I convert kilowatt-hours to joules by hand?
Multiply the number of kilowatt-hours by 3,600,000. To go the other way, multiply joules by 2.77778e-7 (or divide by 3,600,000).
How many kilowatt-hours are in 1 joule?
1 joule equals 2.77778e-7 kilowatt-hours.