Allen-Bradley 1771 I/O (incl. analog modules)
Allen-Bradley 1771 I/O (incl. analog modules) status: Discontinued. Phase-out announced: ~2015-05. Discontinued: ~2017–2025 (rolling, module by module; final digital modules 2025-12). The recommended replacement is ControlLogix 1756 I/O.
Lifecycle status: Discontinued
- Phase-out announced
- ~2015-05
- Discontinued
- ~2017–2025 (rolling, module by module; final digital modules 2025-12)
- Recommended replacement
- ControlLogix 1756 I/O
Dates are approximate — confirm with the manufacturer before planning around them.
Migration notes
Discontinuation was staggered per catalog number (e.g. 1771-ASB 2017-12, 1771-IAD 2020-03, 1771-OA 2023-09, last modules 2025-12); 1771-to-1756 wiring conversion system preserves field wiring.
Official sources
- rockwellautomation.com/en-us/products/details.1771-asb.html
- rockwellautomation.com/en-us/products/details.1771-IAD.html
- support.rockwellautomation.com/app/answers/details/a_id/470368/~/product-lifecycle-notice:
Lifecycle data compiled from the manufacturer's own notices linked above. AllPartsIn is an independent reseller, not affiliated with or endorsed by the manufacturer.
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