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Horsepower to Kilowatt

Convert horsepower (hp) to kilowatt (kW) — with the exact factor, a quick-reference table and a free converter that works offline.

1 hp = 0.7456999 kW

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Open the free converter with this conversion pre-loaded — no sign-up, works offline after first load.

Conversion table

Horsepower (hp)Kilowatt (kW)
1 hp0.7456999 kW
2 hp1.4914 kW
5 hp3.728499 kW
10 hp7.456999 kW
20 hp14.914 kW
50 hp37.28499 kW
100 hp74.56999 kW
500 hp372.8499 kW

How the conversion works

Both units measure power. One horsepower equals exactly 0.7456999 kW, so multiply by that factor to convert. Mechanical (imperial) horsepower.

FAQ

How many kilowatts in a horsepower?

1 hp = 0.7456999 kW.

How do I convert horsepower to kilowatt?

Multiply the horsepower value by 0.7456999. For example, 10 hp × 0.7456999 = 7.456999 kW.

Where does the factor come from?

The conversion factor is defined in NIST SP 811; both units are power units converted through watt.

Related conversions

Kilowatt to Horsepower Horsepower to Watt Watt to Horsepower

Conversion factors: NIST SP 811. Computed by the same engine that powers the app.

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