Description
The Siemens 3SU1050-4CF21-0AA0 is a high-quality 2-position key switch head from the SIRIUS ACT 3SU10 series, designed for reliable operation in 22mm standard cutouts. This key switch head features a latching mechanism, ensuring that the switch remains in its selected position until intentionally changed, providing secure control for critical functions. It is an essential component for industrial control panels and machinery.
This Siemens key switch head is engineered for durability and performance, meeting the rigorous demands of industrial environments. Its robust design ensures consistent and reliable switching operations over an extended service life. The 22mm cutout size makes it easy to integrate into existing or new control panel designs, offering a standardized and efficient solution.
The Siemens 3SU1050-4CF21-0AA0 is ideal for applications requiring controlled access and operation, such as machinery safety interlocks, access control systems, and status indication. Its latching functionality prevents accidental state changes, enhancing the overall safety and efficiency of the controlled system. This key switch head is a testament to Siemens’ commitment to reliable automation components.
Choose the Siemens 3SU1050-4CF21-0AA0 for a professional and dependable key switch solution. Its combination of robust design, secure latching, and ease of integration makes it a superior choice for critical control applications.



















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