Convert horsepower (mechanical) to watt

1 hp = 745.6998716 W

1 hp = 745.7 W
1 hp in every power unit
nanowatt745,700,000,000 nW
erg per second7,457,000,000 erg/s
microwatt745,700,000 μW
milliwatt745,700 mW
foot pound-force per minute33,000 ft·lbf/min
BTU per hour2,544.4 BTU/h
watt745.7 W
kilocalorie per hour641.19 kcal/h
foot pound-force per second550 ft·lbf/s
thousand BTU per hour2.5444 MBH
metric horsepower1.0139 PS
horsepower (mechanical)1 hp
electrical horsepower0.9996 hp (elec)
kilowatt0.7457 kW
ton of refrigeration0.21204 ton
boiler horsepower0.076018 bhp
million BTU per hour0.0025444 MMBTU/h
megawatt0.0007457 MW
gigawatt7.4570e-07 GW
terawatt7.4570e-10 TW
solar luminosity1.9480e-24 Lsun
How the conversion works

Multiply by 745.6998716 to go from horsepower (mechanical) to watt, or divide by it to go back. Every conversion on this site routes through the SI value (W) rather than a table of pairwise factors, so a round-trip returns exactly what you started with.

Going the other way? watt to horsepower (mechanical) — 1 W = 0.00134102209 hp.

horsepower (mechanical) to watt — common values
1 hp745.69987 W
2 hp1,491.3997 W
3 hp2,237.0996 W
5 hp3,728.4994 W
10 hp7,456.9987 W
15 hp11,185.498 W
20 hp14,913.997 W
25 hp18,642.497 W
50 hp37,284.994 W
75 hp55,927.49 W
100 hp74,569.987 W
250 hp186,424.97 W
500 hp372,849.94 W
1000 hp745,699.87 W