- Operating Caps & LensesPilot Light Replacement LampsPilot Light TransformersPushbutton & Switch Contact BlocksPushbutton & Switch Hole PlugsPushbutton & Switch KeysPushbutton & Switch Legend PlatesPushbutton & Switch Locking DevicesPushbutton & Switch Miscellaneous AccessoriesPushbutton & Switch Protective BootsPushbutton & Switch Shrouds-GuardsPushbutton & Switch Terminal Covers-Guards