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1756-RM2 – ControlLogix Redundancy Enhanced Module — Redundancy Module

1756-RM2 is an Allen-Bradley ControlLogix 1756 I/O, power supplies, chassis catalog number. The ratings and the lifecycle status below are as shown on its Rockwell product page, read on 3 November 2026. TDL quotes it as a spare or for a project, and can carry out the installation, configuration and testing on site.

Catalog number	1756-RM2
Rockwell description	ControlLogix Redundancy Enhanced Module — Redundancy Module
Type	Redundancy module
Points	2 channels (fiber)
Signal	1000 Mbit/s fiber
Notes	Cables 1756-RMC1, 1756-RMC3
Rockwell lifecycle status	Active Mature — still sold and fully supported; Rockwell has a newer product family (read on 3 November 2026)
Product family	ControlLogix 1756 I/O, communication modules, power supplies and chassis

Lifecycle status changes over time: confirm the current status on the Rockwell product page or in the Product Compatibility and Download Center before ordering.

About this product family

• ControlLogix 1756 I/O modules, communication modules and power supplies install in 1756 chassis offered in 4, 7, 10, 13 and 17 slot sizes.
• ControlLogix power supplies are offered for 85-265 V AC input (1756-PA50, PA72, PA75) and 19-32 V DC input (1756-PB72, PB75); redundant assemblies 1756-PAR2/PBR2 use the 1756-PSCA2 chassis adapter.

Other catalog numbers in this family

1756-IRT8I 1756-EN2TR 1756-EN2F 1756-EN2TP 1756-EN3TR 1756-DNB 1756-PA75 1756-PB75 1756-PA72 1756-PB72 1756-PA50 1756-PAR2

All 55 catalog numbers in the family table Current replacement parts ControlLogix in TDL Projects

Related services: Lifecycle review and spare parts Rockwell Automation upgrades

Sources

• Rockwell Automation, Rockwell product page 1756-RM2 — read on 3 November 2026
• Product pages details.1756-A4/A7/A10/A13/A17.html, read 2026-11-03
• Product pages details.1756-PA50/PA72/PA75/PB72/PB75/PAR2/PBR2/PSCA2.html, read 2026-11-03