Energy

kWh to J converter

Type a value to convert kWh to J instantly. 1 kWh equals about 3,600,000 J.

Enter kWh

kWh → J
3,600,000J
1 kWh converted
How to convert
J = kWh × 3,600,000
Reverse: kWh = J × 0.0000002778

Converting kWh to J

kWh and J (joule) are units of energy. One kWh equals 3,600,000 J. Just type a value in the box above to convert instantly — useful for recipes, drawings, product specs and travel between metric and imperial units.

kWh to J conversion chart

kWhJ
1 kWh3,600,000 J
2 kWh7,200,000 J
3 kWh10,800,000 J
5 kWh18,000,000 J
10 kWh36,000,000 J
20 kWh72,000,000 J
50 kWh180,000,000 J
100 kWh360,000,000 J

Frequently asked questions

How many J are in one kWh?
1 kWh = 3,600,000 J.
How do I convert J back to kWh?
Multiply the J value by 0.0000002778 to get kWh.
Is my input sent to a server?
No. Everything is calculated locally in your browser and nothing is uploaded or stored.