Product Description
The Allen-Bradley 1756-EN2TXT EtherNet/IP Bridge, part of the ControlLogix-XT series, enables network communication and control within a -25 to 70 C environment. Installed in the backplane, it facilitates real-time I/O messaging and data exchange at 10/100 Mbps, supporting features like SNMP and socket services. It handles 10,000 I/O and 2,000 HMI/MSG packets per second, increasing to 25,000 I/O packets when paired with a 1756-L7x controller, which can also support up to 8 integrated motion axes. This module is suitable for applications needing Internet/Intranet connectivity, video over IP, data management, plant management, and time-sensitive operations, and is compatible with 1756-A4LXT, 1756-A5XT, 1756-A7XT, and 1756-A7LXT chassis.
Is Your Device Showing These Signs?
The Allen Bradley 1756-EN2TXT module commonly experiences issues related to network connectivity, often stemming from incorrect IP address configuration or subnet mask settings, which prevents communication on the EtherNet/IP network. Firmware corruption during upgrades or power fluctuations can lead to module failure, requiring a firmware re-flash or module replacement. Backplane communication problems, indicated by diagnostic errors, are resolved by ensuring proper seating in the ControlLogix chassis or inspecting the backplane for damage. Excessive network traffic or broadcast storms overload the module's processing capabilities, necessitating network segmentation or traffic filtering. Hardware failures, such as damaged Ethernet ports or internal component degradation, demand module repair or replacement.
Technical specifications
The Allen-Bradley 1756-EN2TXT EtherNet/IP Bridge is a ControlLogix-XT module designed for network communication and control in harsh environments (-25 to 70 C). It enables real-time I/O messaging and data exchange at 10/100 Mbps, supporting features like SNMP and socket services. It offers high packet handling capacity, especially when paired with a 1756-L7x controller, and is suitable for applications requiring Internet/Intranet connectivity, video over IP, and time-sensitive operations. It's compatible with specific 1756-A4LXT, 1756-A5XT, 1756-A7XT, and 1756-A7LXT chassis.
Our Repair Process for the
1756-EN2TXT
Our repair process for the Allen Bradley 1756-EN2TXT module begins with a thorough diagnostic assessment to pinpoint the root cause of the failure, whether it be network connectivity issues due to IP address or subnet mask misconfiguration, firmware corruption necessitating a re-flash, backplane communication problems requiring reseating or inspection, network overload demanding segmentation, or hardware failures mandating component repair or module replacement. The appropriate corrective action is then implemented, which includes IP address and subnet mask reconfiguration, firmware restoration, backplane inspection and correction, network traffic management, or component-level repair or complete module replacement. Post-repair, rigorous testing is conducted to ensure the module operates within specified parameters and network communication is fully restored. The repaired or replaced module is then returned with a detailed report outlining the fault, the repair actions taken, and the verification testing performed.
Your Guarantee: Warranty & Lifetime Support
Your satisfaction is our top priority, and we confidently stand behind the quality of our repairs. That's why every repair service is covered by our comprehensive 24-month warranty. Furthermore, we offer lifetime phone support – if you have questions or need assistance related to our repair down the road, we're here to help. Our service commitment is straightforward: we guarantee our work, and if you're not satisfied, we will make it right. Learn More about our Repair process.
Comprehensive Repairs You Can Depend On
We take immense pride in the quality and reliability of our work. Our process goes beyond simply fixing the immediate problem. We perform a comprehensive inspection of your main board (or other equipment) and proactively replace components known to be failure-prone or showing signs of potential future failure. Before any item is returned, it undergoes rigorous functional testing to ensure it meets performance specifications and operates flawlessly. Visit our main Repair Services page to learn more.
Save Significantly
Our primary goal is to save you hundreds, or even thousands, of dollars compared to the cost of new equipment replacement. By repairing existing components, we provide an economical solution that is also eco-friendly. At Roc Industrial, our commitment to integrity and community drives our consistent growth and ensures you receive a reliable, cost-effective solution.


Please Note: Roc Industrial operates as an independent service provider and is not an authorized distributor for the manufacturers or brands mentioned. Consequently, the original manufacturer's warranty is not applicable to items repaired or sold by us. Roc Industrial provides its own 2-year warranty on all repair services performed.
Buying Options
To receive a quote within 2 hours, please provide us with the details of your requirements. Our team will promptly review your request and send you a custom offer.
Ships from Rochester, NY