# Convert Mechanical Horsepower to Milliwatts

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

Results in Milliwatts:
1 hp(I) = 745,699.871582 mW

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

Convert mechanical horsepower to milliwatts with this simple formula:

milliwatts = mechanical horsepower × 745,699.871582

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:
5 hp(I) = (5 × 745,699.871582) = 3,728,499.357912 mW

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

Common mechanical horsepower values converted to the equivalent milliwatt value
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