3SU1050-4BL31-0AA0 SIEMENS

The 3SU1050-4BL31-0AA0 is a robust and versatile key-operated switch from Siemens, designed for industrial applications requiring secure and controlled access. This 22mm round switch features a durable metal enclosure with a shiny finish, ensuring both aesthetic appeal and long-lasting performance in demanding environments. The switch is equipped with a RONIS lock mechanism, identified by lock number SB30, and comes with two keys for authorized operation. It offers three distinct switch positions: I-O-II, each with a latching function to maintain the selected state. The actuating angle is configured for 2x45 degrees, with key removal possible only in the II position, enhancing security and preventing unauthorized changes. The key withdrawal positions are at 10:30h, 12h and 13:30h. This key-operated switch provides a reliable and secure method for controlling machinery, equipment, or access points. Special locks SB31, 421, and 455 are also available. Its compact design and straightforward operation make it an ideal choice for a wide range of industrial control panels and systems.