Fanuc A16B-2203-0190 06B I/O Expansion Module is a Fanuc controller accessory that expands the control system’s I/O capacity. The part number indicates the A16B-2203-0190 06B revision of this expansion module, designed for use with Fanuc automation hardware. It adds additional I/O interfaces to connect peripheral devices, sensors, or other automation components to an existing Fanuc controller, enabling more versatile machine interfacing without changes to the main control system.
