Industrial 3 531 4001a Printed Circuit Board Assembly

Industrial Cincinnati Milacron 3-531-4001A is an interface circuit board (Printed Circuit Board Assembly) used within Milacron CNC and control-system architectures. It is cataloged as COM INTERFACE CIRCUIT BOARD with part number 3-531-4001A and a REV.B designation in multiple supplier records, confirming its role as an interface module within Milacron equipment. Related Milacron parts listed alongside it include 3-533-0033G and 3-531-4003A, and variants such as 3-531-4001A-1B and -2B indicate different revision levels for the same base model. The 3-531 family appears across catalogs and marketplaces as industrial PCBs built for Milacron machines, underscoring its utility in interfacing control logic with machine subsystems. This part is typically encountered in contexts involving Milacron CNC controls and related industrial hardware, where such interface boards support signals and connectivity between core controllers and peripheral modules within the machine’s control ecosystem.