1 watt hour = 0.001 kilowatt hours
Convert watt hours to kilowatt hours.
Both directions on one page — swap the units and the whole thing runs backwards.
Type a value, or “5cm to in”
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The formula
kWh = Wh × 0.001
Worked through with a real value: 10 watt hours = 0.01 kilowatt hours.
Going the other way: Wh = kWh × 1000, so 1 kilowatt hour = 1000 watt hours.
What each unit is
- watt hour Wh
- The energy consumed by one watt of power in one hour, equal to 3,600 joules. Household electricity meters measure consumption in kilowatt-hours.
- kilowatt hour kWh
- A thousand watt-hours, or 3.6 megajoules. The standard unit for household and industrial electricity consumption.
Conversion tables
| watt hours (Wh) | kilowatt hours (kWh) |
|---|---|
| 1 | 0.001 |
| 2 | 0.002 |
| 3 | 0.003 |
| 4 | 0.004 |
| 5 | 0.005 |
| 6 | 0.006 |
| 7 | 0.007 |
| 8 | 0.008 |
| 9 | 0.009 |
| 10 | 0.01 |
| 20 | 0.02 |
| 25 | 0.025 |
| 50 | 0.05 |
| 75 | 0.075 |
| 100 | 0.1 |
| kilowatt hours (kWh) | watt hours (Wh) |
|---|---|
| 1 | 1000 |
| 2 | 2000 |
| 3 | 3000 |
| 4 | 4000 |
| 5 | 5000 |
| 6 | 6000 |
| 7 | 7000 |
| 8 | 8000 |
| 9 | 9000 |
| 10 | 10000 |
| 20 | 20000 |
| 25 | 25000 |
| 50 | 50000 |
| 75 | 75000 |
| 100 | 100000 |
Questions
How many kilowatt hours are in a watt hour?
1 watt hour = 0.001 kilowatt hours.
How do I convert watt hours to kilowatt hours?
Use kWh = Wh × 0.001. For example, 10 watt hours = 0.01 kilowatt hours.
How many watt hours are in one kilowatt hour?
1 kilowatt hour = 1000 watt hours.
What is 10 watt hours in kilowatt hours?
10 watt hours = 0.01 kilowatt hours.
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