Professional-grade power unit conversion for engineers, designers, and energy professionals
Power Conversion Calculator
All Unit Conversions
How to Use the Power Converter
Enter Power Value
Type the numerical value you want to convert in the input field. You can use decimal values for precision.
Select Units
Choose the unit you're converting from and the unit you're converting to from the dropdown menus.
Convert
Click the Convert button to see instant results. All unit conversions will display simultaneously.
Copy & Share
Use the copy button to save your result or share it with colleagues. Try presets for common values.
Understanding Power Conversion
What is Power Conversion?
Power conversion is the process of translating power measurements between different units of measurement. In physics and engineering, power represents the rate at which work is done or energy is transferred. Accurate power conversion is essential across numerous fields including electrical engineering, mechanical systems, energy production, and even automotive industries.
Common Power Units Explained
Watt (W) - The SI unit of power, equivalent to one joule per second. Used globally for measuring all forms of power.
Kilowatt (kW) - Equal to 1,000 watts. Commonly used for electrical devices and power generation capacity.
Horsepower (hp) - A traditional unit originally developed to compare steam engine power to draft horses. Still used in automotive and machinery industries.
BTU per hour (BTU/hr) - British Thermal Unit per hour is commonly used in heating, ventilation, and air conditioning (HVAC) systems.
Why Accurate Power Conversion Matters
Precision in power conversion is critical for engineering calculations, equipment specification, energy efficiency evaluations, and international collaboration. Errors in unit conversion can lead to costly design mistakes, equipment failure, or safety hazards. This tool ensures accurate conversions using standardized conversion factors validated by international measurement standards.
Practical Applications
Electrical engineers use power conversion to specify motor capacities, energy professionals calculate energy production across different units, automotive engineers convert between horsepower and kilowatts for vehicle specifications, and HVAC technicians convert between BTU/hr and watts for system design.
Key Features
100% Free & No Registration
Completely free with no sign-up required. Access all features immediately without any limitations.
Professional Accuracy
Precision calculations using industry-standard conversion factors for reliable results in technical applications.
Comprehensive Unit Coverage
Convert between 15+ power units including SI units, imperial units, and specialized measurements.
Privacy Focused
All calculations happen in your browser. We don't store or transmit your data to any servers.
Multi-Device Support
Fully responsive design works perfectly on desktops, tablets, and mobile devices.
SEO Optimized
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