Convert watts to kilowatts
Watt (W) to kilowatt (kW). One watt equals 0.001 kilowatts.
Formula
Watt to kilowatt conversion table
| Watts | Kilowatts | Kilowatts | Watts |
|---|---|---|---|
| 1 W | 0.001 kW | 1 kW | 1000 W |
| 2 W | 0.002 kW | 2 kW | 2000 W |
| 3 W | 0.003 kW | 3 kW | 3000 W |
| 5 W | 0.005 kW | 5 kW | 5000 W |
| 10 W | 0.01 kW | 10 kW | 10000 W |
| 20 W | 0.02 kW | 20 kW | 20000 W |
| 50 W | 0.05 kW | 50 kW | 50000 W |
| 100 W | 0.1 kW | 100 kW | 100000 W |
| 500 W | 0.5 kW | 500 kW | 500000 W |
| 1000 W | 1 kW | 1000 kW | 1000000 W |
To convert watts to kilowatts, divide the number of watts by 1000. One watt equals 0.001 kilowatts, and one kilowatt equals 1000 watts, so the relationship is fixed and exact. As a worked example, 10 W comes to 0.01 kW. Enter your own figure in the converter above to get an instant answer, or use the swap button to flip the direction. This is a power conversion, and like every tool on UnitGlide it runs locally in your browser with no account or upload required. The table further down shows a range of common watt values already worked out in kilowatts, plus the reverse kilowatt to watt direction, which is handy for quick reference or double-checking a result by hand.
Frequently asked questions
How many kilowatts are in a watt?
One watt equals 0.001 kilowatts. The ratio is constant, so you can multiply any number of watts by 0.001 to get kilowatts.
What is the formula to convert watts to kilowatts?
Use kilowatts = watts ÷ 1000. UnitGlide applies this exact formula for every value, so results stay accurate across the whole range.
How do I convert kilowatts back to watts?
Go the other way by using one kilowatt equals 1000 watts. You can also press the swap button in the converter above to flip the direction in one click.
Is this watt to kilowatt converter accurate?
Yes. It uses internationally defined SI conversion factors, as maintained by the BIPM, and all math runs in your browser so nothing is rounded away on a server. For everyday use the displayed precision is more than enough.