Kilowatt-hour to Watt-hour Converter

Enter a value to calculate the result instantly and free of charge.

kWh
1,000Wh

1 kWh = 1,000 Wh

Conversion summary

1 kWh = 1,000 Wh

Formula
Watt-hour = Kilowatt-hour × 1,000
Category
Energy and Power
Units
kWhWh

How do you convert kilowatt-hour to watt-hour?

To convert kilowatt-hour to watt-hour, multiply the kilowatt-hour value by 1,000. One kWh is equal to 1,000 Wh.

Conversion formula

Watt-hour = Kilowatt-hour × 1,000

Kilowatt-hour to Watt-hour conversion table

Kilowatt-hourWatt-hour
0.001 kWh1 Wh
0.01 kWh10 Wh
0.1 kWh100 Wh
0.5 kWh500 Wh
1 kWh1,000 Wh
2 kWh2,000 Wh
5 kWh5,000 Wh

What is Kilowatt-hour?

The kilowatt-hour is a widely used practical energy unit for electrical consumption.

Short history of Kilowatt-hour

It became central to utility metering and billing because it connects power and operating time in a convenient way.

Open the Kilowatt-hour unit guide

What is Watt-hour?

The watt-hour is a practical energy unit representing the energy consumed at a rate of one watt for one hour.

Short history of Watt-hour

It is the basis of the larger kilowatt-hour unit used on electricity bills.

Open the Watt-hour unit guide

Frequently asked questions

How precise are the results?

Conversion results are calculated to 12 significant figures. Very large or very small values are shown in scientific notation.

Is the Kilowatt-hour to Watt-hour converter free?

Yes. The conversion tool on BirimCeviri.app is free and requires no sign-up.

Sources

The definitions and conversion relationships on this page are aligned with standard metrology and SI reference material.

  1. BIPM: The International System of Units (SI Brochure)
  2. NIST: NIST Guide to the SI — Appendix B.8: Factors for Units Listed Alphabetically (horsepower, watt-hour dahil)
  3. NIST: Guide to the SI — Conversion Factors

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