Table Of Contents
Horsepower to milliwatts Conversion
1 horsepower (hp) is equal to 745699.8716 milliwatts (mW).
1 hp = 745699.8716 mW
or
1 mW = 0.00000134102209 hp
Formula
To convert a power from horsepower (hp) to milliwatts (mW), multiply the power in horsepower by 745699.8716
p(mW) = p(hp) × 745699.8716
Examples:
Convert 300 horsepower to milliwatts:
p(mW) = 300hp × 745699.8716 = 223709961.5 mW
Conversion table
| Horsepower (hp) | Milliwatts (mW) |
|---|---|
| 1 hp | 745699.87158227 mW |
| 2 hp | 1491399.743164541 mW |
| 3 hp | 2237099.614746811 mW |
| 5 hp | 3728499.357911352 mW |
| 10 hp | 7456998.715822703 mW |
| 20 hp | 1.4913997431645406e7 mW |
| 50 hp | 3.728499357911351e7 mW |
| 100 hp | 7.456998715822703e7 mW |
| 150 hp | 1.1185498073734054e8 mW |
| 200 hp | 1.4913997431645405e8 mW |
| 250 hp | 1.8642496789556757e8 mW |
| 300 hp | 2.2370996147468108e8 mW |
| 500 hp | 3.7284993579113513e8 mW |
| 750 hp | 5.592749036867027e8 mW |
| 1000 hp | 7.456998715822703e8 mW |
| Milliwatts (mW) | Horsepower (hp) |
|---|---|
| 1 mW | 1.341022e-6 hp |
| 2 mW | 2.682044e-6 hp |
| 3 mW | 4.023066e-6 hp |
| 5 mW | 6.70511e-6 hp |
| 10 mW | 1.341022e-5 hp |
| 20 mW | 2.682044e-5 hp |
| 50 mW | 6.70511e-5 hp |
| 100 mW | 1.34102e-4 hp |
| 150 mW | 2.01153e-4 hp |
| 200 mW | 2.68204e-4 hp |
| 250 mW | 3.35256e-4 hp |
| 300 mW | 4.02307e-4 hp |
| 500 mW | 6.70511e-4 hp |
| 750 mW | 0.001005767 hp |
| 1000 mW | 0.001341022 hp |
Frequently asked questions
How do I convert horsepower to milliwatts?
Multiply the value in horsepower by 745699.8716 to get the result in milliwatts. For example, 5 hp × 745699.8716 = 3728499.357911352 mW.
How many milliwatts are in 1 horsepower?
1 horsepower (hp) is equal to 745699.87158227 milliwatts (mW).
How do I convert milliwatts back to horsepower?
Use the inverse operation: divide the value in milliwatts by 745699.8716 to get the result in horsepower.
How accurate is the horsepower to milliwatts conversion?
The converter multiplies by the conversion factor 745699.8716 and rounds the result to 9 decimal places by default. You can increase or reduce the precision with the digits option on this page.
Sources
Conversion factors are based on internationally recognised standards:
