# Convert Mechanical Horsepower to Milliwatts

Enter your mechanical horsepower value in the form below to get the value calculated in milliwatts.

**Results in Milliwatts:**

## How to Convert Mechanical Horsepower to Milliwatts Using an Easy Conversion Formula

Convert mechanical horsepower to milliwatts with this simple formula:

Converting a mechanical horsepower power measurement to a milliwatt measurement involves multiplying your power by the conversion ratio to find the result. A mechanical horsepower is equal to 745,699.871582 milliwatts, so to convert simply multiply by 745,699.871582.

**For example:**

Mechanical horsepower and milliwatts are both units used to measure power.
Learn more about power and
find more power measurement conversion calculators.
A mechanical horsepower is a power measurement and can be abbreviated as * hp(I)*, for example 1 hp(I).
A milliwatt is a power measurement and can be abbreviated as * mW*, for example 1 mW.

Mechanical horsepower is often used to measure the output of engines and motors in North America and is equal to 745.69987158227022 watts, or joules per second. Electric horsepower is used to measure the output of electric motors and other electrical machines, and is equal to exactly 746 watts.

Check out our HP to amps calculator to convert power to current.

## Mechanical Horsepower Measurements and Equivalent Milliwatt Conversions

Mechanical Horsepower | Milliwatts |
---|---|

1 hp(I) | 745,700 mW |

2 hp(I) | 1,491,400 mW |

3 hp(I) | 2,237,100 mW |

4 hp(I) | 2,982,799 mW |

5 hp(I) | 3,728,499 mW |

6 hp(I) | 4,474,199 mW |

7 hp(I) | 5,219,899 mW |

8 hp(I) | 5,965,599 mW |

9 hp(I) | 6,711,299 mW |

10 hp(I) | 7,456,999 mW |

11 hp(I) | 8,202,699 mW |

12 hp(I) | 8,948,398 mW |

13 hp(I) | 9,694,098 mW |

14 hp(I) | 10,439,798 mW |

15 hp(I) | 11,185,498 mW |

16 hp(I) | 11,931,198 mW |

17 hp(I) | 12,676,898 mW |

18 hp(I) | 13,422,598 mW |

19 hp(I) | 14,168,298 mW |

20 hp(I) | 14,913,997 mW |

21 hp(I) | 15,659,697 mW |

22 hp(I) | 16,405,397 mW |

23 hp(I) | 17,151,097 mW |

24 hp(I) | 17,896,797 mW |

25 hp(I) | 18,642,497 mW |

26 hp(I) | 19,388,197 mW |

27 hp(I) | 20,133,897 mW |

28 hp(I) | 20,879,596 mW |

29 hp(I) | 21,625,296 mW |

30 hp(I) | 22,370,996 mW |

31 hp(I) | 23,116,696 mW |

32 hp(I) | 23,862,396 mW |

33 hp(I) | 24,608,096 mW |

34 hp(I) | 25,353,796 mW |

35 hp(I) | 26,099,496 mW |

36 hp(I) | 26,845,195 mW |

37 hp(I) | 27,590,895 mW |

38 hp(I) | 28,336,595 mW |

39 hp(I) | 29,082,295 mW |

40 hp(I) | 29,827,995 mW |

## More Power Conversions

- Convert to Watts Power
- 1 hp(I) is equal to 745.699872 watts
- Convert to Microwatts Power
- 1 hp(I) is equal to 745,699,871.6 microwatts
- Convert to Kilowatts Power
- 1 hp(I) is equal to 0.7457 kilowatts
- Convert to Megawatts Power
- 1 hp(I) is equal to 0.000746 megawatts
- Convert to Electric Horsepower Power
- 1 hp(I) is equal to 0.999598 electric horsepower
- Convert to Btu Per Hour Power
- 1 hp(I) is equal to 2,544.43 btu per hour
- Convert to Kilocalories Per Hour Power
- 1 hp(I) is equal to 641.615691 kilocalories per hour