1PC NEW Allen-Bradley 1747-L531 US Stock Warranty Included

New Factory Sealed AB 1747-L531 SLC 5/03 CPU Processor Unit Module 1747L531

1PC New Sealed AB 1747-L531 SER E SLC 500 503 CPU Processor Unit Controller

Allen-Bradley 1747-L531 SLC 500 PLC Processor

ALLEN BRADLEY 1747-L531 SER. D

Allen-Bradley SLC 500 Processor Unit – 1747-L531 - SER E - REV 8 – Used/Untested

Allen Bradley SLC 500 Processor unit 1747-L531 Ser E REV A

New Factory Sealed AB 1747-L531 SER E SLC 5/03 CPU Processor Unit Module