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HP to Watts

Convert horsepower to watts as you type, or the other way round. Multiply the number of horsepower by 745.6999.

1 hp = 745.6999 W

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How to convert horsepower to watts

Multiply the number of horsepower by 745.6999. That is all there is to it, because the factor between horsepower and watts never changes.

Formula
W = hp × 745.6999

Example: 100 horsepower × 745.6999 ≈ 74,569.99 watts.

HP to Watts chart

Horsepower (hp)Watts (W)
1 hp745.6999 W
5 hp3,728.5 W
10 hp7,457 W
25 hp18,642.5 W
50 hp37,284.99 W
100 hp74,569.99 W
150 hp111,854.98 W
200 hp149,139.97 W
250 hp186,424.97 W
300 hp223,709.96 W
400 hp298,279.95 W
500 hp372,849.94 W
600 hp447,419.92 W
700 hp521,989.91 W
1,000 hp745,699.87 W

Values are rounded to six decimals below 1, four decimals up to 1,000 and two decimals above. The converter above shows more digits.

About the units

One horsepower is 745.6998716 watts.

Need the other direction? Use the Watts to HP converter. For every power unit at once, open the Power Converter.

Frequently asked questions

How many watts are in a horsepower?

There are 745.6999 watts in one horsepower.

How do I convert horsepower to watts?

Multiply the number of horsepower by 745.6999. For example: 100 horsepower × 745.6999 ≈ 74,569.99 watts.

What is 300 horsepower in watts?

300 horsepower equals 223,709.96 watts.