A0105X is an illuminated maintained pushbutton switch operator designed for industrial control applications. It is configured for 1 or 2 pole operation with a rectangular bezel and supports modular assembly with interchangeable screens, lamps, and switch blocks. The switch features IP65 environmental protection, silver or gold-plated contacts, and an electrical life rating of 50,000 cycles minimum. It operates with panel cut-out dimensions of 18.00 x 18.00 mm (0.700 sq) and is available with various lamp options including filament (6.3V to 60V), neon (110V to 220V), and LED (6V to 48V in multiple colors). This maintained-action operator is ideal for applications requiring persistent illumination feedback in harsh industrial environments, such as machinery control panels, process automation, and emergency stop systems.