Physics

Watt Converter

Convert between watts, horsepower and kilowatts.

Calculated Output

Horsepower (hp) 1

Power (kW) 0.746

Formula: 1 hp = 745.7 W

Step-by-Step Breakdown

1. Values used:

2. Power = 746 W

4. Horsepower = 1hp

5. Power = 0.746kW

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The math behind it

1 mechanical horsepower = 745.7 W. Kilowatts are simply watts ÷ 1000.

746 W ≈ 1 hp = 0.746 kW.

Which horsepower is this?

Mechanical (imperial) horsepower; metric hp is slightly different at 735.5 W.