DC-DC Switching Controllers function by controlling a power transistor (such as MOSFETs or IGBTs) that Switches on and off rapidly to regulate the voltage supplied to a load., factory automations, and panel controls. Rotary DIP Switches or DIP Switches are used to set up the node or IP address of a PLC, or Modbus I/O Module. HVDC is a system which interconnects two AC networks, converting AC voltage to DC voltage, and DC voltage to AC voltage utilizing power electronics technology. The switch is mostly used with an ON (open) & OFF (closed) mechanism. It also provides enhanced component protection, inrush current protection, and minimizes printed-circuit board (PCB) size.