UnitCon

Watts to Kilowatts Converter

Convert watts to kilowatts for appliance power ratings, electricity billing, solar panel output, and EV charging speeds. Most household appliances are rated in watts, while electricity usage is billed in kilowatt-hours.

Formula

Divide watts by 1000 to get kilowatts. To reverse, multiply kilowatts by 1000 to get watts.

Quick reference

Watt (W)Kilowatt (kW)
1000.1
5000.5
7500.75
10001
15001.5
20002
30003
50005
1000010
100000100

About these units

Watt

The watt (1 J/s) was named after Scottish engineer James Watt in 1882, whose improvements to the steam engine drove the Industrial Revolution. It became the SI unit of power in 1948.

Kilowatt

The kilowatt (1000 W) is the practical scale for household power. A typical home uses 1-3 kW on average; EV chargers operate at 7-22 kW; industrial equipment can reach hundreds of kW.

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Frequently asked questions