The A22EM02 is a medium, 40 mm diameter emergency stop pushbutton switch from the A22E series, designed to ensure machine safety. It features a turn-to-reset mechanism, screw terminal blocks for reliable wiring, and two normally closed (2NC) contacts. This non-lighted switch offers IP65 oil-resistant protection and has a minimum direct opening force of 45 N. It is mechanically durable for a minimum of 300,000 operations and operates in temperatures from -20 to +70°C. Its robust design makes it suitable for industrial control panels and machinery where a basic, reliable emergency stop function is required.