HP to KW Converter
Convert metric horsepower to kilowatts in your browser, with a full reference table and the formula behind it. Free, instant, no sign-up.
How to convert metric horsepower to kilowatts
kilowatts = metric horsepower × 0.735499
One metric horsepower is 0.735499 kilowatts, so any conversion is a single multiplication. To go the other way, divide by 0.735499 instead. The converter above is already set to metric horsepower and kilowatts, so you can type any value and read the answer straight away.
HP to KW conversion table
Common values, worked out in advance:
| Metric horsepower (hp) | Kilowatts (kW) |
|---|---|
| 1 hp | 0.735499 kW |
| 2 hp | 1.471 kW |
| 5 hp | 3.6775 kW |
| 10 hp | 7.355 kW |
| 50 hp | 36.775 kW |
| 75 hp | 55.1624 kW |
| 100 hp | 73.5499 kW |
| 150 hp | 110.3248 kW |
| 200 hp | 147.0998 kW |
The quick mental version
For a rough answer without a calculator, remember that 1 kW is about 1.3596 hp. That is usually close enough for shopping, travel and DIY, and the converter above gives you the exact figure when it matters.
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Frequently asked questions
How many kilowatts are in 1 hp?
One hp is 0.735499 kW. The table above covers the values people look up most often.
What is the formula to convert metric horsepower to kilowatts?
kilowatts = metric horsepower × 0.735499. One metric horsepower is 0.735499 kilowatts, so any conversion is a single multiplication. To go the other way, divide by 0.735499 instead.
Is this hp to kw converter accurate?
Yes. It uses the exact internationally defined conversion factors and calculates in your browser, so nothing is rounded until the result is displayed.
Can I convert kilowatts back to metric horsepower here?
Yes. Use the swap button in the converter to reverse the direction, or pick any other pair of units from the two dropdowns.