FANUC A20B-1004-0851 PCB Board

The FANUC A20B-1004-0851 is a PCB / control board identified for CNC machine maintenance, retrofit work, and industrial automation support. It may be used for board-level replacement within FANUC CNC cabinet assemblies, depending on the machine and controller configuration. Key details: - Brand: FANUC - Part number: A20B-1004-0851 - Product type: PCB / control board - Typical use: CNC maintenance, retrofit, and replacement support Compatibility depends on the CNC series, machine-builder configuration, option codes, software, and connector arrangement. Before ordering, compare the original board label and assembly number with the required replacement, and provide the controller or machine model for verification when needed.