Convert watts to kilowatts
Enter the number of watts that you want to convert to kilowatts.
How to Convert Watts to Kilowatts
The watt and kilowatt are both units of power. By definition, 1 kilowatt equals exactly 1000 watts. This means to convert watts to kilowatts, you divide by 1000.
Formula
Step-by-Step Example
Convert 5 W to kilowatts:
We need to convert watts to kilowatts
Since 1 kW = 1000 W, divide by 1000
5 ÷ 1000 = 0.005
5 W = 0.005 kW
Watt to Kilowatt Conversion Table
Quick reference table for common watt to kilowatt conversions. Click any value for detailed calculation.
| Watts (W) | Kilowatts (kW) |
|---|---|
| 0.1 W | 0.0001 kW |
| 0.5 W | 0.0005 kW |
| 1 W | 0.001 kW |
| 2 W | 0.002 kW |
| 5 W | 0.005 kW |
| 10 W | 0.01 kW |
| 25 W | 0.025 kW |
| 50 W | 0.05 kW |
| 100 W | 0.1 kW |
About These Units
Watt (W)
The watt (W) is the SI unit of power equal to one joule per second. Watts measure electrical power consumption (LED bulb: 10W, microwave: 1000W), light bulb brightness, and device power ratings. One kilowatt equals 1,000 watts. Named after inventor James Watt.
Kilowatt (kW)
A kilowatt (kW) equals 1,000 watts. Kilowatts rate appliance power (space heater: 1.5 kW, hair dryer: 1.8 kW), electric vehicle motors (50-300 kW), and home electrical capacity. Average US home has 200-amp service providing about 48 kW maximum.
Frequently Asked Questions
How do I convert watts to kilowatts?
To convert watts to kilowatts, divide the value by 1000. For example, 10 W = 0.01 kW.
How many kilowatts are in 1 watt?
1 watt equals 0.001 kilowatts.
What is the formula for watts to kilowatts?
The formula is: kW = W ÷ 1000.