hp to mw | Exact Decimal + Formula
1 Horsepower (HP) = 0.000746 Megawatt
One megawatt equals about 1.3 thousand horsepower (exactly 1341.022089 hp). Real-world use: car engines, electric motors, and HVAC equipment ratings. This page expresses those values in megawatts, which is used for power-plant output and large industrial electricity demand. Use the calculator above, then check the reference table for common values from 0.001 to 1000.
About Horsepower (HP) and Megawatt
Horsepower (HP) (hp)
One horsepower is about 745.7 watts, originally defined as the work a strong horse can sustain.
Where it's used: Car engines, electric motors, and HVAC equipment ratings.
Megawatt (MW)
A megawatt is 1,000,000 watts.
Where it's used: Power-plant output and large industrial electricity demand.
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Formula
MW = hp × 0.0007457
To convert Horsepower (HP) to Megawatt, use the formula displayed above.
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Horsepower (HP) to Megawatt: Quick Reference Table
| Horsepower (HP) | Megawatt (Decimal) | Fraction |
|---|---|---|
| 0.001 hp | 7.4570e-7 MW | - |
| 0.01 hp | 0.000007 MW | - |
| 0.1 hp | 0.000075 MW | - |
| 0.5 hp | 0.000373 MW | - |
| 1 hp | 0.000746 MW | - |
| 2 hp | 0.001491 MW | - |
| 5 hp | 0.003728 MW | - |
| 10 hp | 0.007457 MW | - |
| 25 hp | 0.018642 MW | - |
| 50 hp | 0.037285 MW | - |
| 100 hp | 0.07457 MW | - |
| 250 hp | 0.186425 MW | - |
| 500 hp | 0.37285 MW | - |
| 1000 hp | 0.7457 MW | - |
hp to MW Formula and Examples
Direct Formula
MW = hp × 0.0007457 Inverse Formula
hp = MW × 1341.022089 Mental Math Shortcut
Divide the value by roughly 1341 to quickly estimate the converted result.
Common Horsepower (HP) to Megawatt Calculations
- 5 hp = 0.003728 MW
- 10 hp = 0.007457 MW
- 50 hp = 0.037285 MW
- 100 hp = 0.07457 MW
- 500 hp = 0.37285 MW
Precision & Practical Use
For example, 10 hp = 0.007457 MW — roughly fractional unit measurement.
Appliance and engine ratings are typically whole watts, kilowatts, or horsepower. One decimal is plenty for comparisons.
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How to Convert Horsepower (HP) to Megawatt
How many megawatts are in one horsepower (hp)?
One Horsepower (HP) (hp) equals 0.000746 Megawatt (MW). To convert horsepower (hp)s to megawatts, multiply the horsepower (hp) value by 0.000746.
How do I convert Horsepower (HP) to Megawatt?
Multiply your horsepower (hp) value by 0.000746 to get the result in Megawatt: MW = hp × 0.000746. For example, 5 hp = 0.003728 MW.
What is the formula for converting hp to MW?
The conversion formula is MW = hp × 0.000746. Use the calculator above for any value, and see the reference table below for common inputs from 0.001 to 1000.
Is there a quick mental estimate for hp to MW?
Divide the value by roughly 1341 to quickly estimate the converted result.
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