Convert kilowatt-hour to kilojoule
1 kWh = 3,600 kJ
1 kWh = 3,600 kJ
1 kWh in every energy unit
| joule | 3,600,000 J |
| kilojoule | 3,600 kJ |
| megajoule | 3.6 MJ |
| calorie | 860,000 cal |
| kilocalorie | 860 kcal |
| watt-hour | 1,000 Wh |
| kilowatt-hour | 1 kWh |
| British thermal unit | 3,410 BTU |
| foot-pound | 2,660,000 ft⋅lb |
| electron volt | 2.25e+25 eV |
| kiloelectron volt | 2.25e+22 keV |
| megaelectron volt | 2.25e+19 MeV |
How the conversion works
Multiply by 3,600 to go from kilowatt-hour to kilojoule, or divide by it to go back. Every conversion on this site routes through the SI value (J) rather than a table of pairwise factors, so a round-trip returns exactly what you started with.
Going the other way? kilojoule to kilowatt-hour — 1 kJ = 0.0002777777778 kWh.
kilowatt-hour to kilojoule — common values
| 1 kWh | 3,600 kJ |
| 2 kWh | 7,200 kJ |
| 3 kWh | 10,800 kJ |
| 5 kWh | 18,000 kJ |
| 10 kWh | 36,000 kJ |
| 15 kWh | 54,000 kJ |
| 20 kWh | 72,000 kJ |
| 25 kWh | 90,000 kJ |
| 50 kWh | 180,000 kJ |
| 75 kWh | 270,000 kJ |
| 100 kWh | 360,000 kJ |
| 250 kWh | 900,000 kJ |
| 500 kWh | 1,800,000 kJ |
| 1000 kWh | 3,600,000 kJ |