Product Overview
The MRB201B is a heavy-duty mushroom push switch engineered for high-demand access control applications in public and commercial environments.
It features a vibrant red 1-5/8″ diameter actuator and a 1/4″ thick aluminum faceplate for exceptional durability.
Its compact 1-3/4″ narrow profile makes it ideal for door frames or tight installation areas.
The bayonet-style interlocking design allows tool-free front assembly without set screws, simplifying installation and maintenance.
The switch is modular and supports spring return operation.













