The Power Converter changes any rate of energy between electrical, mechanical and thermal units. Enter a value, choose your units, and get an accurate result alongside a table of every supported power unit.
Electrical, mechanical and thermal power
This converter supports watts, kilowatts and megawatts for electrical power, metric and mechanical horsepower for engines and motors, plus BTU per hour, foot-pounds per second and calories per second for heating and physics.
It distinguishes metric horsepower (735.5 W) from mechanical horsepower (745.7 W), a difference that matters for accurate engine specs.
Common power conversions
- Horsepower to kilowatts and kW to hp
- Watts to horsepower for motors
- BTU/hour to watts for HVAC sizing
Related searches
Recommended Unit Converters tools
Explore more free online tools related to Power Converter.
Fuel Economy Converter
Convert fuel economy between MPG (US/UK), liters per 100 km, kilometers per liter and miles per liter.
Number Base Converter
Convert numbers between binary, octal, decimal and hexadecimal instantly with big-integer accuracy.
Roman Numeral Converter
Convert numbers to Roman numerals and Roman numerals back to numbers (1–3999) instantly.
Length Converter
Convert length and distance between meters, kilometers, miles, feet, inches, yards, centimeters and more — instantly.
Weight / Mass Converter
Convert weight and mass between kilograms, grams, pounds, ounces, tonnes, stones and carats instantly.
Temperature Converter
Convert temperature between Celsius, Fahrenheit and Kelvin instantly with accurate formulas.