ABB M3SSK2-101 Industrial Servo Motor With Encoder And Brake

ABB M3SSK2-101 is a 22.5 mm panel-mount, key-operated selector switch head designed for industrial control panels, featuring a flat actuator style for compact installations. It offers three fixed positions with the key removable in position B, enabling secure, non-volatile control of a circuit. The unit carries IP66 protection for dust and water ingress and uses a standard 22.5 mm footprint that fits common panel cutouts for ABB M3SSK2-series switches. Identified by order code 1SFA611284R1001, this model sits in ABB’s M3SSK2 family as a robust, keyed operator interface for panel-mounted applications.