Mechanical horsepower to Watts
1 hp ≈ 745.7 W. Edit either value to convert instantly.
Conversion formula
W = hp × (745.69987158227) × (1)1 hp ≈ 745.7 W
mechanical horsepower (hp)
Mechanical horsepower is a unit of power: 1 hp = 745.69987158227 W. Mechanical horsepower is exactly 550 ft·lbf/s and differs from metric horsepower (PS).
Source: NIST SP 811, Appendix B.9: conversion factors by quantity
watt (W)
One watt is a rate of energy transfer of 1 joule per second: 1 W = 1 J/s.
Source: BIPM, The International System of Units (SI), 9th edition
Conversion table
| hp | W |
|---|---|
| ≈ 745.7 | |
| ≈ 1,491.4 | |
| ≈ 3,728.5 | |
| ≈ 7,457 | |
| ≈ 11,185.5 | |
| ≈ 14,914 | |
| ≈ 18,642.5 | |
| ≈ 22,371 | |
| ≈ 29,828 | |
| ≈ 33,556.5 |
| hp | W |
|---|---|
| ≈ 37,285 | |
| ≈ 44,742 | |
| ≈ 52,199 | |
| ≈ 59,656 | |
| ≈ 67,113 | |
| ≈ 74,570 | |
| ≈ 111,855 | |
| ≈ 119,312 | |
| ≈ 126,769 | |
| ≈ 134,226 |
Frequently asked questions
How many watts are in 1 mechanical horsepower?
1 hp ≈ 745.7 W. W = hp × (745.69987158227) × (1)
How do I convert hp to W?
W = hp × (745.69987158227) × (1)
Is 1 mechanical horsepower bigger than 1 watt?
1 hp ≈ 745.7 W.
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