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Energy and power converters ⚡ calculators
Explore 2 free energy and power converters ⚡ calculators. Calculate in your browser with clear inputs, worked examples, and transparent methods.
2 calculators available
- Energy Units and Quantum Equivalents
Convert joules, watt-hours, thermochemical calories, EC therms and TNT equivalents, plus electronvolts, spectroscopic wavenumber, equivalent absolute-temperature scale and mass energy.
- Power Units, Horsepower and Heat Rate
Convert one power value across SI prefixes, mechanical, metric and electrical horsepower, BTU (IT) per hour, thermochemical kilocalories, ergs per second and refrigeration tons.