Convert Watt hour to Kilowatt-hour (Wh to kWh)

1 Wh = 0.001 kWh

How to convert watt hours to kilowatt-hours

To convert watt hours to kilowatt-hours, divide watt hours by 1,000

To convert kilowatt-hours to watt hours, multiply kilowatt-hours by 1,000

Common watt hour to kilowatt-hour examples

Watt hour (Wh) Kilowatt-hour (kWh)
1 Wh 0.001 kWh
10 Wh 0.01 kWh
50 Wh 0.05 kWh
100 Wh 0.1 kWh
250 Wh 0.25 kWh
500 Wh 0.5 kWh
1,000 Wh 1 kWh
10,000 Wh 10 kWh
100,000 Wh 100 kWh
1,000,000 Wh 1,000 kWh

Frequently asked questions

How many kilowatt-hours are in 100 watt hours?

100 Wh equals about 0.1 kWh.

What is the watt hours to kilowatt-hours formula?

Use kilowatt-hours = watt hours × 0.001. For reverse conversion, watt hours = kilowatt-hours × 1,000.

Can I convert kilowatt-hours to watt hours too?

Yes. The calculator supports two-way conversion. Edit either field and the other updates instantly.

Is this conversion exact?

The converter uses fixed unit factors. Display values are rounded for readability.