Convert Horsepower to Kilowatts

1 hp = 0.7457 kW

1 hp = 0.7457 kW

horsepower (hp) kilowatts (kW)
0.5 0.37285
1 0.7457
2 1.4914
5 3.7285
10 7.457
25 18.6425
50 37.285
100 74.57
250 186.43
500 372.85
1000 745.7

To convert horsepower to kilowatts, multiply the value by the conversion factor:

1 hp = 0.7457 kW

For example: 10 hp = 7.457 kW

The Conversion Formula

To convert horsepower to kilowatts, multiply the value by the conversion factor: 1 hp = 0.7457 kW. For a worked example, suppose you need to convert 25 hp to kilowatts: 25 × 0.7457 = 18.6425 kW. To convert in the opposite direction, divide by 0.7457, or equivalently multiply by 1.341.

About horsepower

Horsepower (hp) was coined by James Watt to market his steam engines to millers who used horses. He calculated that a horse could do 33,000 foot-pounds of work per minute. It remains the dominant unit for cars, boats, and lawnmowers in the US, despite being an archaic estimation of an animal's strength. horsepower are commonly used in Car engines, Lawnmowers, Boat motors, and Industrial pumps (US), Marketing materials.

A Toyota Camry has about 200 horsepower.

About kilowatts

The kilowatt (kW) is the most common unit for rating home appliances and electric motors. In many countries (like Australia and Germany), car engine power is officially rated in kilowatts, not horsepower. It is also the unit used to rate the charging speed of electric vehicles. kilowatts are commonly used in EV charging stations, Home appliances (Microwaves), Generators, and Car engines (Metric), Electric heaters.

A microwave uses about 1 kilowatt.

When Would You Convert horsepower to kilowatts?

Converting between horsepower and kilowatts is one of the most common power conversions. You might need this conversion when working with international specifications, following instructions written for a different measurement system, or comparing values across different standards. Having the conversion factor (1 hp = 0.7457 kW) memorized or bookmarked can save time in professional and everyday contexts alike.