Engineering Bible

Power unit converter

Convert kilowatts, megawatts, mechanical horsepower, metric horsepower and Btu per hour.

Results are estimates. They do not replace the governing code, class or flag requirements, or a check by a competent person. Report a problem

Worked example

8000 kW = 10728.2 hp, because 1 kW = 1.34102 hp.

Conversion table

FromkWMWhpPSBtu/h
1 kW10.0011.341021.359623412.14
1 MW100011341.021359.623412140
1 hp0.74570.000745711.013872544.43
1 PS0.7354990.0007354990.9863212509.63
1 Btu/h0.0002930712.9307 × 10⁻⁷0.0003930150.0003984661

Every unit on this page

UnitNameIn W
Wwatt1
kWkilowatt1000
MWmegawatt1000000
hphorsepower (mechanical, 550 ft·lbf/s)745.7
PSmetric horsepower (75 kgf·m/s)735.499
Btu/hBtu (IT) per hour0.293071
kcal/hkilocalorie per hour1.163

FAQ

Are hp and PS the same?
No. One mechanical horsepower is about 745.7 W and one metric horsepower (PS) is about 735.5 W, a difference of about 1.4 %.