Watt Hour to Kilowatt Hour (Wh to kWh)
Convert Wh to kWh — Energy converter
One watt hour equals 0.001 kWh, so to convert watt-hours to kilowatt-hours you multiply the value by 0.001. A watt hour is smaller than a kilowatt hour — going the other way, 1 kWh = 1000 Wh. For example, 10 Wh = 0.01 kWh and 50 Wh = 0.05 kWh.
0.001Click to copy
1 Wh = 0.001 kWh
Watt Hour to Kilowatt Hour formula
1 Watt Hour = 0.001 kWh
Worked examples
- 25 Wh = 0.025 kWh
- 100 Wh = 0.1 kWh
Watt Hour to Kilowatt Hour conversion table
| Watt Hour (Wh) | Kilowatt Hour (kWh) |
|---|---|
| 1 | 0.001 |
| 2 | 0.002 |
| 3 | 0.003 |
| 5 | 0.005 |
| 8 | 0.008 |
| 10 | 0.01 |
| 12 | 0.012 |
| 15 | 0.015 |
| 20 | 0.02 |
| 25 | 0.025 |
| 50 | 0.05 |
| 100 | 0.1 |
| 250 | 0.25 |
| 500 | 0.5 |
| 1000 | 1 |
Frequently asked questions
How many kilowatt-hours are in one watt hour?
One watt hour equals 0.001 kilowatt-hours (kWh).
How many watt-hours are in one kilowatt hour?
One kilowatt hour equals 1000 watt-hours (Wh).
How do you convert watt-hours to kilowatt-hours?
1 Watt Hour = 0.001 kWh. Use the calculator above for any value.
What is 5 Wh in kWh?
5 Wh = 0.005 kWh.
What is 100 Wh in kWh?
100 Wh = 0.1 kWh.
What is 10 Wh in kWh?
10 Wh = 0.01 kWh.
What is 20 Wh in kWh?
20 Wh = 0.02 kWh.
Is a watt hour bigger than a kilowatt hour?
No. A watt hour is smaller — one watt hour equals 0.001 kilowatt-hours, while one kilowatt hour equals 1000 watt-hours.