FANUC A20B-0009-0521-01A is a printed circuit board (PC board) manufactured by FANUC. The part is also listed under the alternate reference A20B0009052101A, corresponding to the same board as A20B-0009-0521-01A. To ensure proper fit, verify compatibility by matching the exact part number A20B-0009-0521-01A with your FANUC equipment documentation.
