Our Bulletin 1771 Universal I/O are discontinued and no longer available for sale.
Certifications apply when product is marked. See our Product Certification site for Declarations of Conformity, certificates and other certification details.
Configuration & Selection Tools
- CrossWorks — Convert competitive catalog numbers to similar Allen-Bradley® products.
- ProposalWorks — Build complete quotes and proposals.
- Knowledgebase — Visit our online resource for technical information, support chat and forums, software updates, and product safety advisories/notices.