Industrial 55-08387-03 Circuit Board Card PCB

The 55-08387-03 Circuit Board Card is a chassis/rack-mounted Printed Circuit Board Assembly that provides signal processing, control logic, and inter-system communication within industrial control and electronic systems. Also identified as PCB-00009-01 and 550838703, it is used in automation equipment, control panels, instrumentation platforms, and OEM machinery that rely on the PCB-00009-01 architecture. The board functions as part of the system's control architecture, supporting processing of electrical signals and coordination between components in OEM control systems and electronic assemblies. As a legacy product with limited public documentation, exact functionality depends on the host equipment and manufacturer configuration. The unit is designed for use in industrial control cabinets and is compatible with OEM control systems and electronic assemblies across manufacturing, automation, instrumentation, and machine-control applications. It is a PCB assembly with a Printed Circuit Board construction intended for chassis/rack mounting in standard control enclosures. Replacement options typically include used and refurbished units, with common replacements referencing OEM PCB-00009-01 Circuit Board.