Kilowatt-hours to Joules Converter
Convert kWh to J instantly. 1 kWh = 3,600,000 J.
Conversion Formula
J = kWh × 3,600,000
Example
25 kWh × 3,600,000 = 90,000,000 J
Convert the other way: Joules to Kilowatt-hours →
Kilowatt-hours to Joules Conversion Table
| Kilowatt-hours (kWh) | Joules (J) |
|---|---|
| 0.1 | 360,000 |
| 0.5 | 1,800,000 |
| 1 | 3,600,000 |
| 2 | 7,200,000 |
| 5 | 18,000,000 |
| 10 | 36,000,000 |
| 20 | 72,000,000 |
| 25 | 90,000,000 |
| 50 | 180,000,000 |
| 100 | 360,000,000 |
| 500 | 1,800,000,000 |
| 1,000 | 3,600,000,000 |
About These Units
- Kilowatt-hours (kWh)
- Exactly 3,600,000 joules, the energy used by a 1 kW load running for one hour. It is the billing unit on household electricity bills and the capacity unit for electric car batteries.
- Joules (J)
- The SI derived unit of energy, the work done by a force of one newton over one meter, also equal to one watt-second. Physics and chemistry use it throughout, and it is named after James Prescott Joule.
Frequently Asked Questions
How many J are in 1 kWh?
1 kWh equals 3,600,000 J.
How do I convert Kilowatt-hours to Joules?
Multiply your Kilowatt-hours value by 3,600,000. For example, 25 kWh × 3,600,000 = 90,000,000 J.
How many kWh are in 1 J?
1 J equals 0.000000277778 kWh.