Siemens 3SU1000-4BF01-0AA0

The Siemens 3SU1000-4BF01-0AA0 is a key-operated switch designed for control applications requiring secure and reliable operation. This 22 mm round switch features a durable plastic housing and comes with two keys, allowing for two switching positions (on and off) with a 90° actuation angle. The key removal is possible only in the off position, ensuring safety and preventing unauthorized activation. It includes a locking mechanism with lock number SB30, and there are options for special locks like SB31, 421, and 455 if needed. This product is available through BSP Automation, offering a solid choice for industrial control panels and access systems.