Convert Horsepower (metric) to Kilowatt (kW)

Category: Power

7.354987 kw

10 hp = 7.354987 kw

High-precision rounding: 6 decimals


How to convert horsepower (metric) to kilowatt (kw)

Power is the rate of energy transfer (J/s). Watts and kilowatts dominate, with horsepower used historically in vehicles and machinery. Choosing kW vs hp is often a matter of audience and regulation.

This converter calculates Horsepower (metric) to Kilowatt (kW) values by using the correct conversion rule for the Power category. For linear units, standardized factors are used. For temperature, the calculator applies the proper formula with offsets.

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Quick conversion table

Handy values for Horsepower (metric) to Kilowatt (kW). Click a value to open that exact result.

Horsepower (metric) Kilowatt (kW)
10 7.354987
0.5 0.367749
2.5 1.838747

Conversion formula

Linear unit conversions use standardized factors; many are exact by definition (e.g., 1 in = 25.4 mm, 1 ft = 0.3048 m).

Common mistakes

  • Mixing metric horsepower with mechanical horsepower; prefer kW for consistency.

Unit facts

  • Horsepower (metric): Horsepower (metric) ≈ 735.5 W; coined by James Watt to market steam engines.
  • Kilowatt (kW): A kilowatt equals 1,000 W; used for appliances, motors, and solar systems.

About Horsepower (metric)

Horsepower (metric)

≈735.49875 W. Still appears in automotive marketing; converts cleanly to kW for regulatory specs.

History: Term popularized by James Watt to relate engine output to draft horses; multiple HP variants exist (metric, mechanical, boiler).

About Kilowatt (kW)

Kilowatt (kW)

Equals 1,000 W. Typical scale for motors, EV chargers, and household peak loads.

History: Scaled SI multiple that fits common machinery and grid discussions.

Frequently asked questions

How many Kilowatt (kW) are in one Horsepower (metric)?
1 Horsepower (metric) equals 0.735499 Kilowatt (kW).
Is Horsepower (metric) to Kilowatt (kW) conversion exact?
Many unit conversions are exact by definition, while others use standardized conversion constants.
What is the fastest way to convert Horsepower (metric) to Kilowatt (kW)?
Enter a value in Horsepower (metric), choose Kilowatt (kW) as the target unit, and the calculator will instantly return the result.

Convert Horsepower (metric) to other units

Convert other units to Kilowatt (kW)