Allen-Bradley 1747-L552 SER B Rev 4 SLC500 Processor Unit 1747-OS501 C/7

Allen Bradley 1747-L552 /C SLC 500 5/05 32K Controller w/ Ethernet

Allen Bradley 1747-L552 Series C SLC 500 SLC 5/05 Processor Controller FRN 9

Allen-Bradley 1747-L553 SLC 5/05 Processor PLC CPU Series C SLC 500 Ethernet

Allen Bradley 1747-L553 SLC 500 Processor Unit SLC 5/05 CPU Ser C Rev C

Allen-Bradley 1747-L553 SLC 5/05 Processor PLC CPU Series C SLC 500 Ethernet

Allen Bradley AB 1747-L551 Ser C Rev A SLC 500 5/05 CPU Processor Unit

ALLEN BRADLEY 1747-L552 Ser C A SLC 500 5/05 PROCESSOR OS 1747-OS501 / C FRN 11