Kilowatt-hours to Kilojoules
Convert kWh to kJ. 1 kilowatt-hour = 3,600 kJ, and 1 kilojoule = 0.000277777778 kWh.
Formula Multiply the value in kilowatt-hours by 3,600. Kilowatt-hours to Kilojoules table
1 kilowatt-hour in every unit
| Joules | 3,600,000 | J |
|---|---|---|
| Kilojoules | 3,600 | kJ |
| Megajoules | 3.6 | MJ |
| Calories | 860,420.650096 | cal |
| Kilocalories | 860.420650096 | kcal |
| Watt-hours | 1,000 | Wh |
| British thermal units | 3,412.14163313 | BTU |
| Foot-pounds | 2,655,223.7374 | ft·lbf |
| Electronvolts | 2.246943e+25 | eV |
Food labels write kilocalories (kcal) as "Calories". Calories here are thermochemical: 1 cal = 4.184 J.
How to convert kilowatt-hours to kilojoules
Multiply the value in kilowatt-hours by 3,600.
For example, 10 kWh = 36,000 kJ, and 10 kJ = 0.002777777778 kWh.
Frequently asked questions
How many kilojoules are in one kilowatt-hour?
1 kilowatt-hour = 3,600 kJ.
What is 10 kWh in kJ?
10 kWh = 36,000 kJ.
How do I convert kJ back to kWh?
Divide the value in kilojoules by 3,600. 1 kilojoule = 0.000277777778 kWh.
Kilowatt-hours to Kilojoules table
| Kilowatt-hours (kWh) | Kilojoules (kJ) |
|---|---|
| 0.1 | 360 |
| 0.5 | 1,800 |
| 1 | 3,600 |
| 2 | 7,200 |
| 3 | 10,800 |
| 4 | 14,400 |
| 5 | 18,000 |
| 6 | 21,600 |
| 7 | 25,200 |
| 8 | 28,800 |
| 9 | 32,400 |
| 10 | 36,000 |
| 15 | 54,000 |
| 20 | 72,000 |
| 25 | 90,000 |
| 30 | 108,000 |
| 50 | 180,000 |
| 75 | 270,000 |
| 100 | 360,000 |
| 250 | 900,000 |
| 500 | 1,800,000 |
| 1,000 | 3,600,000 |
Related conversions
Every tool runs in your browser. Nothing you type or upload is sent to a server.