Horsepower to Watts

Convert horsepower (hp) to Watts (W) with formulas, examples, and conversion tables.

hp
W
1 horsepower (hp) = 745.7 Watts (W)
Round to:
Step-by-Step Solution
1Write the conversion factor:
1 horsepower = 745.7 Watts
2Multiply the value by the conversion factor:
1 × 745.7 = 745.7
3Result:
1 horsepower (hp) = 745.7 Watts (W)
↔ Watts to Horsepower

How to Convert horsepower to Watts

To convert horsepower to Watts, multiply the value by 745.7.

The Formula

Watts = horsepower × 745.7

Key Fact

1 horsepower = 745.7 Watts

Tip: To convert Watts back to horsepower, divide by 745.7.

horsepower to Watts Table

horsepowerWatts
1 hp745.7 W
2 hp1491.4 W
5 hp3728.5 W
10 hp7457 W
20 hp14914 W
25 hp18642.5 W
50 hp37285 W
100 hp74570 W
250 hp186425 W
500 hp372850 W
1000 hp745700 W

1 horsepower in Other Units

Unit1 hp =
Horsepower to Watts745.7 W
Horsepower to Kilowatts0.7457 kW
Horsepower to Megawatts0.0007457 MW
Horsepower to Gigawatts7.457e-7 GW
Horsepower to Milliwatts745700 mW
Horsepower to Metric Horsepower1.0138694954 PS
Horsepower to BTU/hour2544.43462506 BTU/h
Horsepower to Foot-pounds/second549.999262439 ft·lb/s
Horsepower to Calories/second178.226577438 cal/s

Related Conversions

Watts to KilowattsKilowatts to WattsHorsepower to KilowattsKilowatts to HorsepowerWatts to HorsepowerKilowatts to MegawattsMegawatts to KilowattsHorsepower to Metric HorsepowerMetric Horsepower to HorsepowerBTU/hour to Watts