Unit Converters
Power Converter
Power Converter switches a power rating between watts, kilowatts, megawatts, horsepower and BTU per hour.
Useful for comparing engine or motor ratings (often in horsepower) against electrical appliance ratings (in watts or kW).
How to Use the Power Converter
- Open the Power Converter tool.
- Enter the power value you want to convert.
- Choose the unit you're converting from.
- Choose the unit you want to convert to.
- Read the converted result, updated instantly.
Frequently Asked Questions
Which horsepower definition does this use?
This tool uses mechanical horsepower (745.7 watts), the most common definition. Metric horsepower differs very slightly.
Is power the same as energy?
No. Power is the rate of energy use (watts); energy is the total amount used over time (e.g. watt-hours). See the Energy Converter for energy units.
Is this tool free to use?
Yes, completely free with no sign-up, and it runs entirely in your browser.
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