Horsepower (mechanical) conversions

Convert horsepower (mechanical) to

mechanical horsepower (unit of power), pl. mechanical horsepower, abbr. hp

The horsepower (mechanical) conversion selector selects the power measurement unit to convert to starting from horsepower (mechanical) (hp). To make a conversion starting from a unit of power other than horsepower (mechanical), simply click on the "Reset" button.

About horsepower (mechanical)

The mechanical horsepower is a unit of power equal to 745.6998716 watts (1 mechanical hp = 745.6998716 W), the derived unit of power in the International System of Units (SI).

The mechanical horsepower (hp) is also equal to 0.7456998716 kilowatts (kW), or 7.456998716 × 10-4 megawatts (MW), or 7.456998716 × 10-7 gigawatts (GW), or 2,544.433579 British thermal units (IT) per hour (BTU/h), or 641.6155695 kilocalories (thermochemical) per hour (kcal/h) or 1.014 horsepower (metric) (hp).

The horsepower definition varies as follows:

  • The mechanical horsepower or Imperial horsepower is equal to 745.699872 watts
  • The electrical horsepower is equal to 746 watts
  • The hydraulic horsepower is equal to 745.699872 watts
  • The metric horsepower is equal to 735.49875 watts
  • The boiler horsepower or steam horsepower is equal to 9,810.657 watts

Symbol: hp

Plural: horsepower (mechanical)

Horsepower (mechanical) conversions: a detailed list with conversions from horsepower (mechanical) to other (metric, imperial, or customary) power measurement units is displayed below.

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