How Many kW Is 1 hp?

Answer
0.7457 kW = 1 hp

One mechanical horsepower (550 ft·lbf/s) is 0.7457 kW, or 745.7 W. The other way round, 1 kW = 1.34102 hp. An electric-motor horsepower is exactly 746 W and a metric horsepower (PS/CV) is 0.7355 kW.

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Converted power
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    hp to kW conversion table

    hpkWPS
    1 hp0.74571.0139
    2 hp1.49142.0277
    5 hp3.72855.0693
    10 hp7.45710.139
    15 hp11.18515.208
    20 hp14.91420.277
    25 hp18.64225.347
    50 hp37.28550.693
    75 hp55.92776.04
    100 hp74.57101.39
    150 hp111.85152.08
    200 hp149.14202.77
    300 hp223.71304.16
    500 hp372.85506.93

    1 hp = 0.745699872 kW (NIST SP 811). Multiply hp by 0.7457 for kW; multiply kW by 1.341 for hp.

    Frequently asked questions

    How many hp is 1 kW?

    1 kW = 1.34102 hp.

    What is 100 hp in kW?

    100 hp = 74.57 kW.

    Open the full calculator: Power Converter: hp to kW, PS, BTU/h and Tons →