kWh → W⋅hr converter

Convert kilowatt-hours to watt-hour (Energy)

1 kWh = 1000 W⋅hr · 1 W⋅hr = 0.001 kWh

Common values: 10 kWh 50 kWh 100 kWh 500 kWh 1000 kWh

500 kWh = 500000 W⋅hr

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Kilowatt-hours to watt-hour Conversion

1 kilowatt-hours (kWh) is equal to 1000 watt-hour (W⋅hr).

1 kWh = 1000 W⋅hr

or

1 W⋅hr = 0.001 kWh

Formula

To convert a energy from kilowatt-hours (kWh) to watt-hour (W⋅hr), multiply the energy in kilowatt-hours by 1000

e(W⋅hr) = e(kWh) × 1000

Examples:

Convert 500 kilowatt-hours to watt-hour:

e(W⋅hr) = 500kWh × 1000 = 500000 W⋅hr

Conversion table

Kilowatt-hours (kWh) Watt-hour (W⋅hr)
1 kWh 1000 W⋅hr
2 kWh 2000 W⋅hr
3 kWh 3000 W⋅hr
5 kWh 5000 W⋅hr
10 kWh 10000 W⋅hr
20 kWh 20000 W⋅hr
25 kWh 25000 W⋅hr
50 kWh 50000 W⋅hr
100 kWh 100000 W⋅hr
250 kWh 250000 W⋅hr
500 kWh 500000 W⋅hr
1000 kWh 1000000 W⋅hr
Watt-hour (W⋅hr) Kilowatt-hours (kWh)
1 W⋅hr 0.001 kWh
2 W⋅hr 0.002 kWh
3 W⋅hr 0.003 kWh
5 W⋅hr 0.005 kWh
10 W⋅hr 0.01 kWh
20 W⋅hr 0.02 kWh
25 W⋅hr 0.025 kWh
50 W⋅hr 0.05 kWh
100 W⋅hr 0.1 kWh
250 W⋅hr 0.25 kWh
500 W⋅hr 0.5 kWh
1000 W⋅hr 1 kWh

Frequently asked questions

How do I convert kilowatt-hours to watt-hour?

Multiply the value in kilowatt-hours by 1000 to get the result in watt-hour. For example, 5 kWh × 1000 = 5000 W⋅hr.

How many watt-hour are in 1 kilowatt-hours?

1 kilowatt-hours (kWh) is equal to 1000 watt-hour (W⋅hr).

How do I convert watt-hour back to kilowatt-hours?

Use the inverse operation: divide the value in watt-hour by 1000 to get the result in kilowatt-hours.

How accurate is the kilowatt-hours to watt-hour conversion?

The converter multiplies by the conversion factor 1000 and rounds the result to 9 decimal places by default. You can increase or reduce the precision with the digits option on this page.

Sources

Conversion factors are based on internationally recognised standards:

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