How to convert horsepower to kilowatts
One horsepower equals 0.7457 kilowatts, so multiply the value in horsepower by 0.7456998716: kW = hp × 0.7456998716. Equivalently, divide by 1.34102209.
Example: 10 hp = 10 × 0.7456998716 = 7.457 kW.
Horsepower to kilowatts table
| Horsepower (hp) | Kilowatts (kW) |
|---|---|
| 0.1 | 0.07457 |
| 0.5 | 0.3728 |
| 1 | 0.7457 |
| 2 | 1.4914 |
| 3 | 2.2371 |
| 4 | 2.9828 |
| 5 | 3.7285 |
| 6 | 4.4742 |
| 7 | 5.2199 |
| 8 | 5.9656 |
| 9 | 6.7113 |
| 10 | 7.457 |
| 15 | 11.1855 |
| 20 | 14.914 |
| 25 | 18.6425 |
| 30 | 22.371 |
| 40 | 29.828 |
| 50 | 37.285 |
| 75 | 55.9275 |
| 100 | 74.57 |
| 250 | 186.425 |
| 500 | 372.8499 |
| 1,000 | 745.6999 |
About the units
- Horsepower (hp): Mechanical (imperial) horsepower, about 745.7 W. Metric horsepower (PS) is 735.5 W.
- Kilowatt (kW): One thousand watts; the official power rating for engines in the EU.
Need the other direction? Convert kilowatts to horsepower — 1 kilowatt = 1.341 horsepower.
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Open the unit converter Frequently asked questions
How many kilowatts are in a horsepower?
1 horsepower = 0.7457 kilowatts.
What is the formula for horsepower to kilowatts?
kW = hp × 0.7456998716.
How much is 10 hp in kW?
10 hp = 7.457 kW.