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Watts to Kilowatts

Convert watts (W) to kilowatts (kW). Type in either box; the other updates as you go.

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1 W = 0.001 kW

1 watt equals0.001 kW
1 kilowatt equals1,000 W
FormulakW = W × 0.001

How to convert watts to kilowatts

To convert watts to kilowatts, multiply the number of watts by 0.001.

kW = W × 0.001

Example

Convert 5 watts to kilowatts:

5 W × 0.001 = 0.005 kW

Watt to kilowatt conversion chart

Watts (W)Kilowatts (kW)
1 W0.001 kW
2 W0.002 kW
3 W0.003 kW
4 W0.004 kW
5 W0.005 kW
6 W0.006 kW
7 W0.007 kW
8 W0.008 kW
9 W0.009 kW
10 W0.01 kW
12 W0.012 kW
15 W0.015 kW
20 W0.02 kW
25 W0.025 kW
30 W0.03 kW
40 W0.04 kW
50 W0.05 kW
60 W0.06 kW
70 W0.07 kW
75 W0.075 kW
80 W0.08 kW
90 W0.09 kW
100 W0.1 kW
150 W0.15 kW
200 W0.2 kW
250 W0.25 kW
500 W0.5 kW
1,000 W1 kW

Going the other way? See the kilowatts to watts chart.

About the units

Watt (W)

The watt is the SI unit of power, one joule per second.

Kilowatt (kW)

A kilowatt is 1,000 watts. Car engines in Europe and electric motors are rated in kW.

Frequently asked questions

How many kilowatts are in a watt?

There are 0.001 kilowatts in a watt.

How many watts are in a kilowatt?

There are 1,000 watts in a kilowatt.

How do you convert watts to kilowatts?

To convert watts to kilowatts, multiply the number of watts by 0.001.

What is 5 watts in kilowatts?

5 watts equals 0.005 kilowatts.

Convert between watts, kilowatts, horsepower and BTU per hour. Open the power converter to see a value in every unit at once.