FANUC A16B-2203-0520 I/O Board, also listed as 05B I BOARD, is a FANUC-branded input/output module identified by the part number A16B-2203-0520. The A16B-2203-0520 designation specifies this particular I/O board within FANUC's hardware lineup, serving as the signal interface for input and output operations in compatible FANUC control systems. Intended for use as part of FANUC automation hardware, this board is cataloged under FANUC's A16B family of I/O boards.
