kW to W Converter
Convert kW to W: 1 kW = 1,000 W. Formula, worked example, table of common values and unit definitions.
Result2,500 W
1 kW = 1,000 W
2.5 kW =
2,500 W
Formula
W = kW × 1,000 kW = W × 0.001
Worked example
- 2.5 kW × 1,000 = 2,500 W
Common values
| kW | W |
|---|---|
| 0.1 | 100 |
| 0.5 | 500 |
| 1 | 1,000 |
| 2.5 | 2,500 |
| 5 | 5,000 |
| 10 | 10,000 |
Unit definitions
| Unit | Equals | What it is |
|---|---|---|
| kW | 1,000 W | Kilowatt. The usual rating unit for motors, heaters and generators. |
| W | 1 W | Watt, one joule per second. The SI unit of power. |
Frequently asked questions
How many W are in one kW?
1 kW = 1,000 W.
What is the formula to convert kW to W?
W = kW × 1,000. To go back, kW = W × 0.001.
Is converting kW to watts the same as converting kW to kWh?
No. kW and watts are both power, so the conversion is a fixed factor. kWh is energy and needs the running time, so use the kW to kWh calculator for that.
Related
Opposite direction: W to kW
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