Convert horsepower to milliwatt
Here you can quickly calculate how many milliwatt fit in one horsepower.
Only numbers, with a single decimal separator.
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- scroll: formula · table · questions -
- 1 hp = 745699.871582 mW
- 1 mW = 0.000001 hp
Example: horsepower to milliwatt
- 1 horsepower = 745699.871582 milliwatt
Horsepower to milliwatt conversion table
| horsepower | milliwatt |
|---|---|
| 1 | 745699.871582 |
| 2 | 1491399.743165 |
| 5 | 3728499.357911 |
| 10 | 7456998.715823 |
| 20 | 14913997.431645 |
| 50 | 37284993.579114 |
| 100 | 74569987.158227 |
Horsepower to milliwatt formula
To convert horsepower to milliwatt, multiply by 745699.871582.
1 hp = 745699.871582 mW
Example: 1 horsepower = 745699.871582 milliwatt
Common power conversion mistakes
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Horsepower comes in flavours: the metric horsepower is about 735.5 W while the mechanical (imperial/US) horsepower is about 745.7 W, roughly 1.4% stronger. The same engine therefore shows a slightly lower number in hp than in European hk/PS figures. Always state which horsepower you mean.
Quick horsepower and milliwatt conversion quiz
Score:
0
100 milliwatt equals 0.00134 horsepower.
Correct answer: 100 milliwatt = 0.000134 horsepower.
20 horsepower equals 2.98e+6 milliwatt.
Correct answer: 20 horsepower = 1.49e+7 milliwatt.
25 horsepower equals 1.86e+7 milliwatt.
Correct answer: 25 horsepower = 1.86e+7 milliwatt.
50 milliwatt equals 6.71e-5 horsepower.
Correct answer: 50 milliwatt = 6.71e-5 horsepower.
5 milliwatt equals 6.71e-7 horsepower.
Correct answer: 5 milliwatt = 6.71e-6 horsepower.