Horsepower to Kilowatts Converter

Need to convert horsepower to kilowatts fast? You're in the right place. Use the converter below to instantly get results, see conversion formulas, and check popular values – all in one place.

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Want to convert kilowatts to horsepower instead? Try our kilowatts to horsepower converter.

How to Convert Horsepower to Kilowatts

To convert horsepower to kilowatts, multiply the number of horsepower by 0.7457. This is because one horsepower equals exactly 0.7457 kilowatts.

Formula: kW = HP × 0.7457

Example: 5 HP × 0.7457 = 3.7285 kW

Horsepower to Kilowatts Conversion Table

Horsepower (HP)Kilowatts (kW)
0.5 HP0.37 kW
1 HP0.75 kW
2 HP1.49 kW
5 HP3.73 kW
10 HP7.46 kW
25 HP18.64 kW
50 HP37.29 kW
100 HP74.57 kW

What is Horsepower?

Horsepower (HP) is a unit of measurement for power, originally defined by James Watt to compare the output of steam engines with the power of draft horses. One horsepower equals 745.7 watts or 0.7457 kilowatts.

What is a Kilowatt?

A kilowatt (kW) is a unit of power equal to 1,000 watts. It's commonly used to measure electrical power consumption and the output of engines and motors in the metric system.

Looking to convert the other way? Try our kilowatts to horsepower converter.

Common Power Unit Converters

FAQ

  • How many kilowatts is 1 horsepower?

    1 horsepower (HP) is approximately 0.7457 kilowatts (kW).

  • How do you convert 100 HP to kW?

    100 HP equals 74.57 kW (100 × 0.7457).

  • What is the formula to convert HP to kW?

    Multiply horsepower by 0.7457 kW = HP × 0.7457.

  • What is the difference between mechanical and electrical horsepower?

    Mechanical horsepower (745.7 watts) is slightly different from electrical horsepower (746 watts). Our converter uses mechanical horsepower, which is the most common standard.

  • Is 1 HP equal to 750 watts?

    1 HP is approximately 745.7 watts, which equals 0.7457 kW.