Electric Power Supply is a type of device that can convert incoming electrical power into the needed form for the use by electronic systems or devices. It normally takes in alternating current power from a wall outlet or varied other source and the converts it to the direct current power needed by the system or device. It is utilized in a lot of applications, such as industrial automation, consumer electronics, and telecommunications. This is engineering for providing stable and reliable power, with sufficient current and voltage capacity for meeting the requirements of the system. Electric Power Supply helps in improving system performance and reliability while decreasing downtime and maintenance costs.