Various components used as constituent parts of control panels and operation panels. Targets operation, display, and wiring components such as push button switches, selector switches, pilot lamps, indicators, buzzers, relay sockets, terminal blocks, wiring ducts, and nameplates. Used inside control panels of industrial robots and FA equipment, responsible for operator input operations and equipment status display functions. Distinguished from complete control panel/operation panel bodies, power supply units, PLCs and other control devices, this category specializes in individual components for panel internal assembly.