Allen-Bradley 1791 Block I/O Modules

For Allen-Bradley block I/O, search using the complete 1791 catalog number and the network used by the installed system. Other products can contain “1791” as part of an unrelated number, so the... Read full introduction Show less

For Allen-Bradley block I/O, search using the complete 1791 catalog number and the network used by the installed system. Other products can contain “1791” as part of an unrelated number, so the manufacturer and full code need to agree.

If the installed system uses modular 1734 hardware instead, browse POINT I/O.

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