The AR22F0R-10G is a 22mm flush round head pushbutton switch manufactured by Fuji Electric, designed for momentary action operation in industrial control applications. It features a single normally open (1NO) contact arrangement with screw terminal connections, providing reliable switching for machine tools, control panels, and instrumentation systems. The switch operates without a transformer and is available with various contact configurations and terminal options. It conforms to international standards including UL 508, CSA C22.2 No. 14, and TÜV EN60947-5-1, ensuring safety and reliability in demanding industrial environments. The flush round head design offers compact integration into control panels while maintaining ease of operation and installation.