EAO 84-5221.2B20 is an emergency stop pushbutton featuring a singular normally closed (1NC) contact configuration, designed for immediate cessation of machinery upon activation. This model is equipped with a red LED illuminated lens for high visibility, ensuring its status can be easily discerned even in low light environments. The device supports solder or plug-in connections, facilitating versatile integration into various systems. Constructed for reliability, this pushbutton is typically employed in industrial automation and manufacturing processes.