Horsepower to Kilowatts
Convert horsepower (hp) to kilowatts (kW) instantly — with formula and reference table.
hp
kW
Quick answer: 1 hp = 0.7457 kW. To convert horsepower to kilowatts, multiply by hp × 0.7457.
Converting horsepower to kilowatts
This converter changes a value in horsepower (hp) into kilowatts (kW). One horsepower equals 0.7457 kW. One mechanical horsepower equals 0.7457 kilowatts. The conversion runs entirely in your browser — enter a value and the result updates instantly, in either direction.
Formula
kW = hp × 0.7457
Example
Convert 10 hp to kW: 10 × 0.7457 = 7.456999 kW.
Horsepower to Kilowatts conversion table
| Horsepower (hp) | Kilowatts (kW) |
|---|---|
| 1 hp | 0.7457 kW |
| 2 hp | 1.4914 kW |
| 3 hp | 2.2371 kW |
| 5 hp | 3.728499 kW |
| 10 hp | 7.456999 kW |
| 20 hp | 14.913997 kW |
| 25 hp | 18.642497 kW |
| 50 hp | 37.284994 kW |
| 100 hp | 74.569987 kW |
How to use this converter
- Enter a value in the horsepower (hp) field.
- Read the converted value in kilowatts (kW) below.
- Type into the kW field instead to convert in reverse, or use the swap button.
Frequently asked questions
How many kilowatts is one horsepower?
1 mechanical horsepower equals 0.7457 kilowatts.
How do I convert 200 hp to kW?
200 times 0.7457 = 149.1 kW.
Why are EV motors rated in kW?
Electric motors are naturally measured in watts; kW is the SI unit, while hp is traditional for engines.