File ConversionUnit ConversionFree Tool
Power Converter
Convert power between Watts, Kilowatts, Horsepower, and BTU/h using standard conversion factors.
How to Use Power Converter
- 1Enter the value to convert
- 2Select the source unit
- 3Select the target unit
- 4See the instant result
Frequently Asked Questions
Watts, Kilowatts, Horsepower (mechanical), and BTU/h.
Standard published conversion factors (1 mechanical horsepower = 745.7 Watts) with results shown to 6 decimal places — note metric horsepower (PS) is a very slightly different unit not used here.
No — the calculation happens entirely in your browser.
Related Tools
Energy Converter
Convert energy between Joules, Calories, kWh, and BTU using standard conversion factors.
Frequency Converter
Convert frequency between Hertz, Kilohertz, Megahertz, and Gigahertz using standard SI conversion factors.
Torque Converter
Convert torque between Newton-meters, Pound-feet, and Kilogram-meters using standard conversion factors.
Force Converter
Convert force between Newtons, Pounds-force, Kilograms-force, and Dynes using standard conversion factors.