Allen-Bradley 40855-190-03 Printed Circuit Board

Allen-Bradley 40855-190-03 Printed Circuit Board is a Rockwell Automation circuit board identified by the part numbers 40855-190-03 and 1761-L32BWA. This printed circuit board serves as the electronic substrate that hosts components and interconnects within Allen-Bradley automation hardware, providing the pathways and mounting points for signals and power in control systems. The 1761-L32BWA designation helps technicians reference the board in maintenance, replacement, or service documentation tied to Allen-Bradley equipment. PCBs of this type typically function as core elements within control modules, backplanes, or expansion cards, supporting a range of logic, I/O, and communication tasks in industrial environments. Because it bears official Allen-Bradley identifiers, the board is commonly referenced in spare parts inventories, service bulletins, and installation guides for machine control systems that rely on Rockwell equipment. The 40855-190-03 / 1761-L32BWA pairing identifies this exact board within the Allen-Bradley ecosystem, aiding traceability and documentation in cataloging and repair workflows.