The IDEC YW1B-V4E11R is a compact emergency stop button featuring a 40mm red mushroom head for quick actuation. It includes one Normally Open (NO) and one Normally Closed (NC) contact within its space-saving, 10mm thick contact blocks. The device's removable operator and separate contact block design facilitate straightforward installation and maintenance. Its metal bezel enhances durability, while the unibody pilot lights and key selector switches offer additional functionality. This E-stop is designed for 22mm mounting, ensuring compatibility with standard panels.