Power Calculator
Calculate power consumption for your devices and circuits.
Calculate Power Consumption
Power (P) is the rate at which electrical energy is consumed or produced, measured in Watts (W). It's a key factor in understanding energy efficiency and system performance.
Use the calculator below by selecting a calculation method and entering the required values. All values should be in the correct units for accurate results.
About Power Consumption
Electrical power is defined as the rate at which energy is transferred by an electric circuit. It can be produced by converting various forms of energy—mechanical, thermal, or chemical—into electrical energy.
Understanding power consumption is essential for designing efficient electronic devices, managing energy costs, and ensuring safe operation of electrical circuits.
This calculator not only computes power based on your inputs but also serves as an educational tool to help you grasp the underlying principles of power calculation.