Allen-Bradley 1783 Series Modules

Technical Dossier

Product Details And Specifications

Allen-Bradley 1783 Series: Comprehensive Module Range and Technical Overview

The Allen-Bradley 1783 series — marketed under the Stratix brand — represents Rockwell Automation's industrial Ethernet switching and network infrastructure product line. Deployed across heavy industrial sectors including petrochemical refineries, nuclear power generation facilities, offshore oil & gas platforms, and large-scale chemical processing plants, the 1783 series forms the backbone of deterministic EtherNet/IP communication networks in environments where network downtime is operationally and financially unacceptable.

Stratix switches are designed to integrate natively with Rockwell's Studio 5000 Logix Designer and FactoryTalk software ecosystem, enabling unified network management from within the PLC programming environment. The series spans unmanaged, managed Layer 2, and managed Layer 3 switches, as well as SFP (Small Form-factor Pluggable) transceiver modules, wireless access points, and network security appliances. Installed base figures across Fortune 500 process industries confirm the 1783 series as one of the most widely deployed industrial Ethernet switch families globally.

The Evolution of 1783 Series Architecture

The 1783 series has undergone four distinct architectural generations since its introduction in the mid-2000s:

Generation 1 — Stratix 2000 / Early Unmanaged (2005–2010): The earliest 1783-designated products were unmanaged Fast Ethernet switches targeting simple device-level ring (DLR) topologies. These units lacked IGMP snooping and offered no integration with RSLogix or Studio 5000. Many of these early SKUs — including the 1783-US5T and 1783-US8T — are now fully discontinued, with no manufacturer support. Replacement parts must be sourced from the secondary market.

Generation 2 — Stratix 5700 / Managed Layer 2 (2010–2015): The introduction of the 1783-BMS series (Stratix 5700) marked a significant architectural shift. These managed switches introduced Cisco IOS-based firmware, PROFINET compatibility, and native EtherNet/IP integration. The 1783-BMS10CGL and related SKUs became the standard for mid-size control panel installations. This generation introduced SFP uplink ports, enabling fiber backbone connectivity — the foundation for the SFP transceiver sub-family including the 1783-SFP100FX.

Generation 3 — Stratix 5400 / Layer 3 Routing (2015–2020): The 1783-HMS series (Stratix 5400) introduced Layer 3 routing capabilities, VLAN segmentation, and enhanced cybersecurity features aligned with IEC 62443. This generation is the current production standard for large-scale DCS and SCADA network architectures.

Generation 4 — Stratix 5200 / SD-WAN Ready (2020–Present): The most recent generation introduces software-defined networking (SDN) readiness, enhanced NAT/firewall capabilities, and cloud-managed options via FactoryTalk Network Manager. Legacy SFP modules from Generation 2 onward remain physically compatible with Generation 4 switch uplink ports, preserving fiber infrastructure investments.

Compatibility note: SFP transceivers such as the 1783-SFP100FX (100BASE-FX, multimode, 1310 nm, LC connector, 2 km reach) are cross-compatible across Stratix 5700, 5400, and 5200 platforms, provided the host switch port is configured for the correct speed and fiber type.

1783 Series Full Catalog & Functionalities (SKU List)

SFP Transceiver Modules

• 1783-SFP100FX: 100BASE-FX multimode fiber SFP, 1310 nm, LC duplex, 2 km reach, for Stratix uplink ports.
• 1783-SFP100FXS: 100BASE-FX single-mode fiber SFP, 1310 nm, LC duplex, 15 km reach, long-distance backbone links.
• 1783-SFP1GSX: 1000BASE-SX Gigabit multimode SFP, 850 nm, LC duplex, 550 m reach, high-speed uplinks.
• 1783-SFP1GLX: 1000BASE-LX Gigabit single-mode SFP, 1310 nm, LC duplex, 10 km reach, inter-building fiber runs.
• 1783-SFP1GCX: 1000BASE-T Gigabit copper SFP, RJ-45, 100 m reach, copper uplink flexibility.

Stratix 5700 Managed Layer 2 Switches (1783-BMS Series)

• 1783-BMS06SL: 6-port managed switch, 4× 10/100 copper + 2× SFP uplink, DIN-rail mount, EtherNet/IP managed.
• 1783-BMS10CGL: 10-port managed switch, 8× 10/100/1000 copper + 2× SFP, standard panel installation.
• 1783-BMS10CGP: 10-port PoE managed switch, 8× PoE copper + 2× SFP, supports powered field devices.
• 1783-BMS20CGL: 20-port managed switch, 16× copper + 4× SFP, high-density control panel networks.
• 1783-BMS20CGP: 20-port PoE managed switch, 16× PoE + 4× SFP, large-scale PoE device networks.

Stratix 5400 Managed Layer 3 Switches (1783-HMS Series)

• 1783-HMS4S4CGN: 8-port Layer 3 switch, 4× SFP + 4× copper, NAT/routing, IEC 62443 cybersecurity features.
• 1783-HMS8S4CGN: 12-port Layer 3 switch, 8× SFP + 4× copper, high-density fiber backbone routing.
• 1783-HMS16T4CGN: 20-port Layer 3 switch, 16× copper + 4× SFP, large plant-floor routing applications.

Stratix 2000 Unmanaged Switches (Legacy / EOL)

• 1783-US5T: 5-port unmanaged Fast Ethernet switch, DIN-rail, end-of-life, secondary market only.
• 1783-US8T: 8-port unmanaged Fast Ethernet switch, DIN-rail, end-of-life, secondary market only.
• 1783-US16T: 16-port unmanaged Fast Ethernet switch, rack or panel mount, end-of-life.

Network Security / Firewall Appliances

• 1783-NATR: Stratix 5900 NAT router, single-port NAT, cell/area zone isolation for EtherNet/IP networks.
• 1783-NATR10: Stratix 5900 10-port NAT router, multi-zone network segmentation, IEC 62443 compliant.

Sourcing Hard-to-Find & Obsolete 1783 Series Parts

A significant portion of the 1783 series installed base — particularly Generation 1 unmanaged switches (1783-US5T, 1783-US8T, 1783-US16T) and early Stratix 5700 variants — has reached or is approaching end-of-life (EOL) status as defined by Rockwell Automation's product lifecycle policy. Once a product enters the EOL phase, Rockwell ceases manufacturing, and authorized distributor stock is depleted within 12–36 months.

DriveKNMS maintains a dedicated inventory of tested, pull-from-service, and new-surplus 1783 series components to support facilities operating legacy Stratix infrastructure. Our sourcing network spans certified industrial surplus dealers, decommissioned plant equipment, and manufacturer-authorized refurbishment channels across North America, Europe, and Asia-Pacific.

For facilities operating under long-term maintenance contracts — particularly nuclear, petrochemical, and water treatment installations where control system replacement is subject to regulatory approval cycles spanning 5–15 years — DriveKNMS provides lifecycle extension support including: verified functional testing, 12-month replacement warranty on refurbished units, and documented traceability records for compliance audits.

SFP transceiver modules including the 1783-SFP100FX, 1783-SFP100FXS, and 1783-SFP1GSX are stocked as high-priority items given their role as single points of failure in fiber uplink paths. These modules are subject to accelerated wear in high-vibration and high-temperature environments and are among the most frequently requested replacement components in the 1783 series.

Quality Control for the 1783 Series Range

All 1783 series modules processed by DriveKNMS undergo a structured inspection and functional verification protocol prior to dispatch. The procedure is adapted to the specific module type:

SFP Transceiver Modules (1783-SFPxxx): Each unit is tested using a calibrated optical power meter to verify transmit power output (Tx) and receive sensitivity (Rx) against the published datasheet specification. Wavelength accuracy is confirmed via optical spectrum analysis. LC connector ferrule condition is inspected under 200× magnification. DOM (Digital Optical Monitoring) data is read via I²C interface to verify internal diagnostics are functional.

Managed Switches (1783-BMS / 1783-HMS): Units are powered on and booted to verify firmware integrity. All copper ports are tested at 10/100/1000 Mbps using a dedicated Ethernet port tester. SFP cages are tested with known-good reference transceivers. IGMP snooping, VLAN configuration, and EtherNet/IP CIP messaging are verified via a test PLC connection. PoE output is measured on PoE-capable models. Backplane and DIN-rail mounting hardware is inspected for mechanical integrity.

Unmanaged Legacy Switches (1783-US Series): All ports are tested for link establishment and traffic forwarding. Power supply input voltage range is verified. Thermal performance is assessed after 30-minute burn-in at rated load.

All test results are documented and available upon request. Units that fail any test parameter are quarantined and not offered for sale.