Horsepower to Watts (hp to W)

Convert horsepower (mechanical) to watts instantly. 1 horsepower (mechanical) = 745.6998716 watts, so multiply by 745.6998716. Includes worked examples and a full hp to W table.

How to convert horsepower (mechanical) to watts

1 horsepower (mechanical) = 745.6998716 watts and 1 watt = 0.0013410221 horsepower (mechanical). To convert horsepower (mechanical) to watts, multiply by 745.6998716:

W = hp × 745.6998716

Examples

  • 0.5 hp × 745.6998716 = 372.8499358 W
  • 1 hp × 745.6998716 = 745.6998716 W
  • 2 hp × 745.6998716 = 1,491.399743 W

hp to W conversion table

Horsepower (mechanical) (hp)Watts (W)
1 hp745.6998716 W
2 hp1,491.399743 W
3 hp2,237.099615 W
4 hp2,982.799486 W
5 hp3,728.499358 W
6 hp4,474.199229 W
7 hp5,219.899101 W
8 hp5,965.598973 W
9 hp6,711.298844 W
10 hp7,456.998716 W
12 hp8,948.398459 W
15 hp11,185.49807 W
20 hp14,913.99743 W
25 hp18,642.49679 W
30 hp22,370.99615 W
40 hp29,827.99486 W
50 hp37,284.99358 W
60 hp44,741.99229 W
70 hp52,198.99101 W
75 hp55,927.49037 W
80 hp59,655.98973 W
90 hp67,112.98844 W
100 hp74,569.98716 W
150 hp1,11,854.9807 W
200 hp1,49,139.9743 W
250 hp1,86,424.9679 W
500 hp3,72,849.9358 W
1,000 hp7,45,699.8716 W
5,000 hp37,28,499.358 W
10,000 hp74,56,998.716 W

What is a horsepower?

Mechanical horsepower is about 745.7 watts. It is used for engine power in the US and UK.

What is a watt?

The watt is the SI unit of power, one joule per second.

Related conversions

Watts to horsepower (mechanical)Horsepower (mechanical) to kilowattsKilowatts to horsepower (mechanical)BTU per hour to wattsWatts to BTU per hourAll power units

Frequently asked questions

How do I convert horsepower (mechanical) to watts?

Multiply the value in horsepower (mechanical) by 745.6998716. 1 horsepower (mechanical) = 745.6998716 watts.

How many horsepower (mechanical) are in one watt?

1 watt = 0.0013410221 horsepower (mechanical).

What is 1 hp in W?

1 hp = 745.6998716 W.

What is 2 hp in W?

2 hp = 1,491.399743 W.