Allen-Bradley 1720-L1106 Gate Expander Module

The Allen-Bradley 1720-L1106 Gate Expander Module is a PC-board add-on designed to expand gate-related I/O within compatible Allen-Bradley automation systems. Identified by part number 1720-L1106 and catalog reference #223898, this Gate Expander plugs into a Rockwell Automation control environment to increase gate capacity without replacing existing hardware. As a product in the Allen-Bradley family, it serves as an expansion module within the Rockwell automation ecosystem, intended to extend I/O capabilities in supported systems. This Gate Expander is specifically built for use with compatible Allen-Bradley controllers and hardware, enabling scalable expansion of gate functionality in industrial automation applications.