Energy Converter
Conversion History
Energy Converter
Comprehensive Tool for Energy Unit Conversions Across Physics, Engineering, and Chemistry
⚡ Key Features
🔋 Extensive Unit Coverage
Convert between 50+ energy units including joules, electronvolts, BTUs, calories, watt-hours, and more with precision.
🧮 Scientific Accuracy
Uses BigNumber.js for high-precision calculations, essential for quantum-scale to industrial-scale energy conversions.
🔄 Bidirectional Conversion
Convert any unit to any other unit with instant results. Easily swap units with one click.
📋 Copy Functionality
Copy individual results or complete conversion tables with a single click for easy sharing.
📊 Complete Conversion Matrix
View your input value converted to all available units simultaneously for comprehensive analysis.
⏳ Conversion History
Track your recent conversions with the built-in history feature (stores last 10 entries).
💡 Why Energy Conversion Matters
This Energy Converter is essential for professionals and students across multiple disciplines:
- Physics Research: Convert between electronvolts and joules for particle physics experiments
- Electrical Engineering: Calculate energy in watt-hours, joules, and BTUs for circuit design
- Mechanical Engineering: Convert between foot-pounds, newton-meters, and horsepower-hours
- Chemistry: Convert between calories and joules for reaction energy calculations
- Nutrition Science: Convert between nutritional calories and kilojoules
- HVAC Engineering: Convert between BTUs, ton-hours, and joules for heating/cooling systems
- Renewable Energy: Convert between kilowatt-hours and megajoules for energy production analysis
- Education: Helps students understand energy concepts across measurement systems
🛠️ How To Use
- Enter your value in the input field (From or To)
- Select source unit from the dropdown menu
- Choose target unit from the other dropdown
- The converted value appears instantly in real-time
- Click swap button (↔) to reverse conversion direction
- View all equivalent values in the comprehensive results section
- Use copy buttons to save results to clipboard
- Access your conversion history below for recent calculations
📌 Supported Unit Categories
🔬 SI Units
- Joule [J]
- Kilojoule [kJ]
- Megajoule [MJ]
- Gigajoule [GJ]
- Watt-hour [W·h]
- Kilowatt-hour [kW·h]
⚛️ Physics Units
- Electronvolt [eV]
- Erg
- Hartree energy
- Rydberg constant
- Newton-meter [N·m]
🏭 Industrial Units
- British Thermal Unit [BTU]
- Therm
- Ton-hour (refrigeration)
- Fuel oil equivalents
- Horsepower-hour
🍎 Nutritional Units
- Calorie (nutritional)
- Kilocalorie [kcal]
- Calorie (IT)
- Calorie (th)
💥 Explosive Units
- Ton (explosives)
- Kiloton [kton]
- Megaton [Mton]
- Gigaton [Gton]
⚙️ Mechanical Units
- Foot-pound [ft·lb]
- Pound-force foot [lbf·ft]
- Kilopond-meter [kp·m]
- Dyne-centimeter [dyn·cm]
🔍 Popular Energy Conversion Queries
Common Conversions
- Joules to Calories
- BTU to Kilowatt-hours
- Electronvolts to Joules
- Foot-pounds to Newton-meters
- Kilowatt-hours to Megajoules
Scientific Conversions
- Hartree to Electronvolts
- Rydberg to Joules
- Ergs to Kilojoules
- Megaelectronvolts to BTUs
Industrial Conversions
- Therms to Kilowatt-hours
- Ton-hours to Megajoules
- Fuel oil equivalents to BTUs
- Horsepower-hours to Kilocalories
From quantum physics to mechanical engineering and nutritional science, this Energy Converter provides accurate, instant conversions between all major energy measurement systems. Whether you're calculating the energy of subatomic particles in electronvolts, determining the energy content of food in calories, or designing HVAC systems using BTUs, this tool simplifies your work with precise conversions and an intuitive interface.