The electrical system on heavy equipment is a system that regulates all electrical and electronic components that support the function and operation of the machine. This includes the battery, alternator, starter motor, charging system, and control panel. This system is responsible for providing electrical power for the operation of the machine, lighting system, and control components. In addition, the electrical system also manages various diagnostic and communication functions that allow the operator to monitor the condition of the machine and optimize the performance of the machine.