Siemens SIRIUS ACT 3SU10 3-position Key Switch Head, Latching Operation, 22 mm Cutout 3SU1050-5BL11-0AA0

Siemens 3SU1050-5BL11-0AA0 SIRIUS ACT 3SU10 is a professional-grade 3-position Key Switch Head designed for industrial electrical control systems. It features a reliable latching switch mechanism and a 22 mm metal key actuator cutout for secure mounting. This key switch head is engineered for high durability with a mechanical life of 300,000 cycles, making it suitable for demanding industrial applications.

The switch includes a CES type metal key actuator which supports two keys, allowing controlled usage in automation and safety systems. Its IP20 rating ensures protection against solid objects, making it ideal for indoor environments found in manufacturing, industrial automation, HVAC systems, and electrical panels.

The key switch head supports three positions with a 45-degree angle of throw for precise control. It incorporates a patented twist-prevention design for safety and stability during operation. Installation is straightforward with a simple geometry for mounting holes and no special tools required, facilitating fast setup on-site.

This product complies with international standards such as IEC 60947-1, IEC 60947-5-1, CE, UL, and CSA approvals, ensuring it meets stringent safety and quality norms for industrial electrical components.

With its metal shiny finish and rugged design, the 3SU1050-5BL11-0AA0 key switch head performs reliably in harsh environments and is stackable with contact modules, enhancing its functional versatility in control systems.

The actuator uses CES metal keys for secure and precise operation. The device has a latching switch operation ensuring stable positions. It supports three distinct positions with a 45° angle of throw. Rated IP20 protection for robust use in indoor environments.

Durability guaranteed with 300,000 mechanical cycles of life. Equipped with two keys included for controlled access. Compliant with international standards including CE, UL, and CSA. Designed for easy one-handed installation with twist prevention feature.

Metal shiny finish suitable for extreme industrial environments. Manufactured in Czech Republic ensuring quality and reliability.

This Key Switch Head is widely used in electrical, automation, industrial control, and manufacturing sectors for secure switching applications. It fits well in control panels and is suitable for both commercial and industrial uses.

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