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Allen-Bradley 1756-EN4TR ControlLogix 1 Gigabit EtherNet/IP Communication Module
Allen-Bradley 1756-EN4TR is a high-capacity ControlLogix EtherNet/IP communication module intended for demanding industrial networks, large I/O architectures, and integrated motion systems. It adds dual-port high-speed Ethernet communications to a ControlLogix chassis and is designed for applications that have outgrown earlier-generation 1756 Ethernet modules.
This page is for the exact manufacturer reference 1756-EN4TR. Corwin Solutions creates exact model-level pages because industrial products within the same family can look nearly identical while differing in power, protocol, firmware, I/O, safety function, mechanical fit, accessories, software requirements, or lifecycle status.
Key product details
- Manufacturer: Allen-Bradley / Rockwell Automation
- Catalog number: 1756-EN4TR
- Family: ControlLogix
- Product type: EtherNet/IP communication module
- Ethernet ports: 2 copper RJ45 ports
- Network speed: 10/100/1000 Mbps class
- TCP connection capacity: Up to 512 class on EN4TR platform
- Integrated motion: High-capability motion support; up to 256 axes class
- Security platform: CIP Security capable generation
- Firmware: Rockwell PCDC lists current firmware family including v8.001
- Mounting: ControlLogix chassis
- Lifecycle: Current active communication platform
Common applications Typical applications include large ControlLogix remote-I/O networks, high-axis-count motion systems, production lines, drive networks, machine cells, process systems, redundant network architectures, plant data collection, and installations that need more Ethernet throughput than earlier EN2T/EN3TR-class modules.
Compatibility and ordering note: Confirm the exact 1756-EN4TR base model rather than EN4TRK or EN4TRXT, plus module series, firmware, chassis/controller compatibility, Studio 5000/AOP version, network topology, DLR use, CIP Security configuration, IP addressing, motion-axis count, produced/consumed tags, and network loading before replacement.
Why this part is commonly sourced: Buyers and maintenance teams may need the exact model to restore a failed production asset, preserve an installed OEM platform, support a standardized plant architecture, build critical-spare inventory, complete a BOM, or avoid unnecessary redesign and recommissioning during downtime.
Need 1756-EN4TR? Send Corwin Solutions the required quantity, preferred condition, ship-to destination, and delivery deadline. For replacement requests, include a clear photo of the existing nameplate plus any known series, firmware, network, motor, HMI/PLC project, connector, safety, parameter, or option information. Availability, condition, exact configuration, lifecycle context, and lead time are confirmed at quotation.
Allen-Bradley 1756-EN4TR is a high-capacity ControlLogix EtherNet/IP communication module intended for demanding industrial networks, large I/O architectures, and integrated motion systems. It adds dual-port high-speed Ethernet communications to a ControlLogix chassis and is designed for applications that have outgrown earlier-generation 1756 Ethernet modules.
This page is for the exact manufacturer reference 1756-EN4TR. Corwin Solutions creates exact model-level pages because industrial products within the same family can look nearly identical while differing in power, protocol, firmware, I/O, safety function, mechanical fit, accessories, software requirements, or lifecycle status.
Key product details
- Manufacturer: Allen-Bradley / Rockwell Automation
- Catalog number: 1756-EN4TR
- Family: ControlLogix
- Product type: EtherNet/IP communication module
- Ethernet ports: 2 copper RJ45 ports
- Network speed: 10/100/1000 Mbps class
- TCP connection capacity: Up to 512 class on EN4TR platform
- Integrated motion: High-capability motion support; up to 256 axes class
- Security platform: CIP Security capable generation
- Firmware: Rockwell PCDC lists current firmware family including v8.001
- Mounting: ControlLogix chassis
- Lifecycle: Current active communication platform
Common applications Typical applications include large ControlLogix remote-I/O networks, high-axis-count motion systems, production lines, drive networks, machine cells, process systems, redundant network architectures, plant data collection, and installations that need more Ethernet throughput than earlier EN2T/EN3TR-class modules.
Compatibility and ordering note: Confirm the exact 1756-EN4TR base model rather than EN4TRK or EN4TRXT, plus module series, firmware, chassis/controller compatibility, Studio 5000/AOP version, network topology, DLR use, CIP Security configuration, IP addressing, motion-axis count, produced/consumed tags, and network loading before replacement.
Why this part is commonly sourced: Buyers and maintenance teams may need the exact model to restore a failed production asset, preserve an installed OEM platform, support a standardized plant architecture, build critical-spare inventory, complete a BOM, or avoid unnecessary redesign and recommissioning during downtime.
Need 1756-EN4TR? Send Corwin Solutions the required quantity, preferred condition, ship-to destination, and delivery deadline. For replacement requests, include a clear photo of the existing nameplate plus any known series, firmware, network, motor, HMI/PLC project, connector, safety, parameter, or option information. Availability, condition, exact configuration, lifecycle context, and lead time are confirmed at quotation.