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Power

Watt to Mechanical Horsepower Converter

Convert Watt to Mechanical Horsepower with the exact formula, a worked example and a quick conversion table.

Smart input
Examples:2500 meters to kilometers50 psi to bar100 fahrenheit to celsius
Reverse conversion: Mechanical Horsepower to Watt

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Quick values:
Conversion formula

The exact formula applied:

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Conversion formula

hp = W Γ· 745.699871582

W = hp Γ— 745.699871582

Worked example

1 W = 0.001341 hp

hp = W Γ· 745.699871582

Power = energy Γ· time, in watts. Mechanical horsepower = 745.7 W and metric horsepower = 735.5 W.

Quick conversion table

Watt (W)Mechanical Horsepower (hp)
0.0010.000001341
0.010.0000134102
0.10.0001341022
10.001341
100.0134102
1000.1341022
1,0001.34102

Reverse conversion table

Mechanical Horsepower (hp)Watt (W)
0.0010.7456999
0.017.457
0.174.56999
1745.69987
107,457
10074,569.99
1,000745,699.87

About the two units

WWatt

The SI base unit of power (joule/second).

1 W = 1 W

SI Derived Unit Power

hpMechanical Horsepower

Imperial horsepower = 745.7 watts.

1 hp = 745.699871582 W

Non-SI Unit Power

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Instant values for all units based on your input

Related conversions

Watt β†’ KilowattKilowatt β†’ Mechanical HorsepowerMechanical Horsepower β†’ Metric HorsepowerKilowatt β†’ Metric HorsepowerKilowatt β†’ BTU per HourTon of Refrigeration β†’ BTU per Hour

Common engineering conversions

Megapascal ↔ Pound per Square InchMegapascal ↔ BarKilogram-force per square centimetre ↔ MegapascalPound per Square Inch ↔ BarMPa = N/mmΒ² (identical)Kilonewton ↔ NewtonKilonewton ↔ Kilogram-forceCubic Meter ↔ Cubic FootSquare Meter ↔ Square FootKilogram per Cubic Meter ↔ Pound per Cubic FootMillimeter ↔ InchCentimeter ↔ InchMeter ↔ FootNewton-metre ↔ Pound-force-footCubic Meter per Second ↔ Cubic Meter per Hour

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Conversion history