Siemens 3SU1050-4BC01-0AA0

The Siemens 3SU1050-4BC01-0AA0 is a robust Ronis key-operated switch designed with a 22 mm round metal housing that features a polished finish. This switch offers two positions, including the “off” (O) position, and uses a momentary contact mechanism with a 45° actuation angle for precise control. It comes equipped with two keys and supports key removal only in the “off” position, enhancing security during operation. The lock number for this model is SB30, with options available for special locks such as SB31, 421, and 455. Distributed by BSP Automation, this switch is a reliable choice for industrial control panels where secure and compact key operation is needed.