Allen-Bradley 1E8111 Printed Circuit Board Assembly

Allen-Bradley 1E8111 Printed Circuit Board Assembly is a Rockwell Automation circuit board (PCB) identified by catalog number 1E8111, sold under the Allen-Bradley brand. This standalone PCB assembly is a populated circuit board designed for installation inside compatible Rockwell Automation equipment, serving as a replacement or spare part in legacy industrial automation systems. Verified listings from multiple sellers describe it as a Rockwell Automation/Allen-Bradley circuit board bearing the 1E8111 designation, underscoring its role within the broader Rockwell ecosystem. Buyers typically encounter the 1E8111 board when servicing older controller chassis or I/O modules that require a direct PCB replacement rather than a full controller overhaul. As with most PCB assemblies, the exact pinouts, components, and board-level function are tied to the host system, so verifying compatibility with the specific chassis or controller model is essential before purchase. The part appears in surplus or catalog listings, reflecting its status as a discrete component used to maintain or repair Rockwell/Allen-Bradley automation installations.