Siemens 3SU1100-1HB20-1PA0

The Siemens 3SU1100-1HB20-1PA0 is a 22mm round emergency stop mushroom pushbutton designed for reliable safety applications. Featuring a red plastic actuator with a 40mm diameter, this pushbutton utilizes a positive latching mechanism that requires a twist to release, ensuring secure operation during emergencies. It comes without a yellow backing plate but includes a holder and a single normally closed (1NC) contact with screw terminals for straightforward wiring. This component, distributed by BSP Automation, is part of the 3SU1 safety pushbutton series, well-suited for industrial control panels requiring durable and easy-to-use emergency stop solutions.