Power Converter
Convert W, kW, MW, mechanical horsepower, and metric horsepower with distinct factors.
Result
Enter a value to convert.
The calculation runs locally in your browser.
What this tool converts
Convert power across W, kW, MW, mechanical horsepower, and metric horsepower. HP and metric horsepower remain distinct.
How the conversion works
Enter a value, choose source and target units, and the result updates immediately. Dynamic equivalents use the same engine and internal precision.
Target power = Source power in W ÷ watts per target unit
Verifiable example
1 mechanical hp is approximately 745.699872 W, while 1 metric horsepower is 735.49875 W.
Calculations run locally in the browser and require no external API.
Frequently asked questions
Are mechanical hp and metric horsepower equal?
No. They use different watt definitions.
How many watts are in a kW?
One kilowatt is exactly 1,000 W.
Are kW and kWh the same?
No. kW measures power, while kWh measures accumulated energy.