Convert horsepower to milliwatt

Please provide values below to convert horsepower [hp] to milliwatt [mW], or Convert milliwatt to horsepower.

1 hp = 745700 mW. To convert horsepower to milliwatt, multiply the value by 745700; to go the other way, divide by it (1 mW = 1.34102185866e-06 hp). Both units measure power and appear in everyday as well as technical calculations, so switching between them quickly is often useful.

Quick Reference

  • 1 hp = 745700 mW
  • 1 mW = 1.34102185866e-06 hp
  • 10 hp = 7457000 mW
  • 100 hp = 74570000 mW



How to Convert Horsepower to Milliwatt

1 hp = 745700 mW

Example: convert 15 hp to mW:
15 hp = 15 × 745700 mW = 11185500 mW


Horsepower to Milliwatt Conversion Table

horsepower milliwatt
1 hp 745700 mW
2 hp 1491400 mW
3 hp 2237100 mW
5 hp 3728500 mW
10 hp 7457000 mW
20 hp 14914000 mW
50 hp 37285000 mW
100 hp 74570000 mW
500 hp 372850000 mW
1000 hp 745700000 mW

Horsepower

Horsepower (hp) is a unit of power measurement originally developed to compare the power of engines and motors, representing the rate at which work is done or energy is transferred.

History/Origin

The term was introduced in the late 18th century by James Watt to compare the power of steam engines to draft horses. It became a standard unit in engineering and automotive industries, with its definition evolving over time from mechanical to metric standards.

Current Use

Horsepower is widely used today to rate the power output of engines, motors, and other machinery, especially in automotive, aerospace, and industrial applications. It remains a common unit for expressing engine power in many countries.


Milliwatt

A milliwatt (mW) is a unit of power equal to one thousandth of a watt, used to measure small amounts of power.

History/Origin

The milliwatt was introduced as part of the metric system to provide a convenient unit for measuring low power levels, especially in electronics and telecommunications, with its usage expanding alongside the adoption of the watt as the standard power unit.

Current Use

Milliwatts are commonly used today in electronics, audio equipment, and wireless communication devices to specify power levels, such as in battery-powered devices, LED brightness, and signal transmission power.


Frequently Asked Questions

What is 1 horsepower in milliwatt?

1 horsepower (hp) = 745700 milliwatt (mW).

How do you convert horsepower to milliwatt?

Multiply the horsepower value by 745700. For example, 25 hp × 745700 = 18642500 mW.

What is 10 horsepower in milliwatt?

10 hp = 7457000 mW.

Which unit is larger, the horsepower or the milliwatt?

The horsepower is the larger unit: 1 hp = 745700 mW.



Convert horsepower To Other Power Units