Siemens 3SU1900-0DY30-0DA0

The Siemens catalog number 3SU1900-0DY30-0DA0 refers to a protective collar designed for emergency stop mushroom pushbuttons. This accessory is made from durable plastic and comes in a bright yellow color to enhance visibility and safety. It is available with or without a Ronis lock, providing options to suit different security requirements. This protective collar helps prevent accidental activation while maintaining easy access in critical situations. Distributed by BSP Automation, it’s a reliable component for safeguarding emergency stop controls in industrial environments.