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Allen-Bradley 1756-EN4TRK ControlLogix EtherNet/IP Dual-Port Interface Module

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Allen-Bradley 1756-EN4TRK

by Allen-Bradley

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OverviewThe Allen-Bradley 1756-EN4TRK is a state-of-the-art ControlLogix EtherNet/IP Dual-Port Interface Module designed for exceptional communication and control within challenging industrial environments. Its robust conformal coating provides unparalleled protection against moisture, dust, and corrosive elements, making it perfectly suited for harsh operating conditions. Featuring dual 10M/100M/1G Ethernet ports, the 1756-EN4TRK ensures high-speed, dependable communication, supporting both Device Level Ring (DLR) and linear network configurations. This guarantees continuous network availability and a simplified system architecture. Tailored for high-performance applications, including intricate CIP Motion systems, it supports an impressive 512 TCP/IP connections and up to 256 motion axes. This capability positions the 1756-EN4TRK as an essential component for sophisticated industrial automation, boosting both efficiency and operational resilience.Key Features High-Performance Dual-Port EtherNet/IP Interface: Facilitates ultra-fast 10M/100M/1G network communication for critical industrial operations. Extensive TCP/IP Connection Capacity: Supports up to 512 TCP/IP connections, ensuring seamless and efficient data exchange across large networks. Advanced Motion Control Capabilities: Enables precise management for up to 256 motion axes, ideal for sophisticated automation and robotics. Rugged Conformal Coating: Provides superior safeguarding against environmental contaminants such as moisture, dust, and corrosive agents, extending module lifespan. Integrated Embedded Switch Technology: Supports versatile network topologies including Device Level Ring (DLR) and linear configurations for enhanced network resilience. Optimized ControlLogix System Integration: Guarantees effortless integration and peak performance within Allen-Bradley ControlLogix automation platforms. Enhanced Data Throughput: Delivers reliable and high-bandwidth communication vital for real-time industrial applications. Technical Specifications Model: 1756-EN4TRK Communication Protocol: EtherNet/IP Number of Ports: 2 (Dual, 10M/100M/1G Speed Support) Embedded Switch: Yes Maximum TCP/IP Connections: 512 Supported Motion Axes: Up to 256 Network Topologies: Device Level Ring (DLR) and Linear Environmental Protection: Conformal Coating Series: ControlLogix Applications Factory Automation: Provides robust and high-speed EtherNet/IP networking for critical industrial controllers and machinery. Process Control Systems: Ensures stable and secure Ethernet communication in demanding process control environments, minimizing downtime. Hazardous & Harsh Industrial Environments: Ideal for installations where protection against moisture, dust, chemicals, and extreme temperatures is crucial. Machine Interface Management: Facilitates real-time connectivity and precise motion control for complex machinery and robotic systems. SCADA & Distributed I/O Systems: Offers reliable and scalable industrial networking solutions for supervisory control and data acquisition architectures. Energy and Utilities: Supports robust communication for monitoring and control in power generation, transmission, and distribution. Why ChooseUnmatched Reliability in Harsh Conditions: The conformal coating significantly prolongs the module's operational life in challenging industrial settings, reducing maintenance and replacement costs.Superior Performance for Complex Systems: With support for 512 TCP/IP connections and 256 motion axes, this module can handle even the most demanding automation tasks and motion control applications.Seamless Integration & Scalability: Designed for ControlLogix systems, it offers easy integration and scalability for future expansion, protecting your investment.Enhanced Network Redundancy: Embedded switch technology with DLR and linear topology support ensures continuous network operation, even in the event of a single point of failure.Order NowReady to enhance your industrial automation? Contact Palm Parts Solution today to order your Allen-Bradley 1756-EN4TRK and benefit from our competitive pricing, fast shipping, and exceptional customer service.FAQWhat is the primary function of the Allen-Bradley 1756-EN4TRK?The 1756-EN4TRK is a ControlLogix EtherNet/IP Dual-Port Interface Module designed to provide high-speed, reliable communication and control within industrial environments, particularly those with demanding conditions.What kind of environmental protection does this module offer?It features a robust conformal coating, which provides superior protection against moisture, dust, and corrosive elements, extending its operational life in harsh industrial settings.How many TCP/IP connections and motion axes does the 1756-EN4TRK support?The module supports up to 512 TCP/IP connections and can manage up to 256 motion axes, making it suitable for complex automation and motion control applications.

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PRODUCT DETAILS

Allen-Bradley 1756-EN4TRK

Overview

This is a genuine Allen-Bradley component from the ControlLogix family. PalmPartsSolution stocks it in new, refurbished, and surplus condition with tested warranty and same-day shipping on in-stock units.

Whether you are sourcing a like-for-like replacement for an existing installation, an emergency spare to keep a line running, or a qualified part for a new build, our team can confirm availability, revision, and lead time before you order.

Key Features

  • Genuine Allen-Bradley catalog part
  • Tested before shipment
  • Backed by PalmPartsSolution warranty
  • Cross-reference and revision assistance available
  • Compatible with the broader Allen-Bradley automation ecosystem
  • Engineered to integrate inside ControlLogix installations

Compatibility

When ordering, match the full catalog/part number, hardware revision, and firmware revision called out by your Allen-Bradley equipment. Where applicable, confirm:

  • Input/output voltage and current rating
  • Communication protocol and network role
  • Mounting form factor and footprint
  • Operating temperature, humidity, and IP rating
  • Required certifications (UL, CE, ATEX, marine, etc.)

Not sure which revision you need? Send us the catalog number on the nameplate and we will confirm the correct match.

Replacement Information

Three ways to source this part through PalmPartsSolution:

  1. Exact replacement — same Allen-Bradley catalog number, new or refurbished, tested and warrantied
  2. Form-fit-function equivalent — alternate revision or build that drops in without code changes
  3. Engineered migration — current-generation Allen-Bradley platform with documented conversion notes for the ControlLogix family

Contact our engineering team if you need help choosing between these tracks.

Technical Specifications

  • Model: 1756-EN4TRK
  • Communication Protocol: EtherNet/IP
  • Number of Ports: 2 (Dual, 10M/100M/1G Speed Support)
  • Embedded Switch: Yes
  • Maximum TCP/IP Connections: 512
  • Supported Motion Axes: Up to 256
  • Network Topologies: Device Level Ring (DLR) and Linear
  • Environmental Protection: Conformal Coating
  • Series: ControlLogix

Applications

  • Factory Automation: Provides robust and high-speed EtherNet/IP networking for critical industrial controllers and machinery.
  • Process Control Systems: Ensures stable and secure Ethernet communication in demanding process control environments, minimizing downtime.
  • Hazardous & Harsh Industrial Environments: Ideal for installations where protection against moisture, dust, chemicals, and extreme temperatures is crucial.
  • Machine Interface Management: Facilitates real-time connectivity and precise motion control for complex machinery and robotic systems.
  • SCADA & Distributed I/O Systems: Offers reliable and scalable industrial networking solutions for supervisory control and data acquisition architectures.
  • Energy and Utilities: Supports robust communication for monitoring and control in power generation, transmission, and distribution.

Why Choose the 1756-EN4TRK?

Unmatched Reliability in Harsh Conditions: The conformal coating significantly prolongs the module's operational life in challenging industrial settings, reducing maintenance and replacement costs.

Superior Performance for Complex Systems: With support for 512 TCP/IP connections and 256 motion axes, this module can handle even the most demanding automation tasks and motion control applications.

Seamless Integration & Scalability: Designed for ControlLogix systems, it offers easy integration and scalability for future expansion, protecting your investment.

Enhanced Network Redundancy: Embedded switch technology with DLR and linear topology support ensures continuous network operation, even in the event of a single point of failure.

Availability & Shipping

  • In stock: 1756-EN4TRK ready for immediate dispatch from our Florida warehouse.
  • Free USA shipping: FedEx Priority (2–5 business days) and UPS Ground (3–5 business days). Expedited options available at checkout.
  • Worldwide delivery: FedEx International Priority (1–5 days), UPS International Priority (3–5 days), and USPS International (5–10 days) — rates calculated at checkout.
  • Bulk pricing: Volume discounts on request — contact our sales team for quantity quotes.
  • Buy with confidence: Every 1756-EN4TRK ships with a 1-Year PALM Parts warranty and a 30-day return window.
SUPPORT

Frequently Asked Questions — Allen-Bradley

The 1756-EN4TRK is a ControlLogix EtherNet/IP Dual-Port Interface Module designed to provide high-speed, reliable communication and control within industrial environments, particularly those with demanding conditions.

Machine down? We ship parts the same day.

New, surplus, and refurbished Allen-Bradley inventory in stock. Request a quote or speak directly with an automation specialist for emergency sourcing.

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Product Condition & Firmware

All products are sold as new unless stated otherwise. Original manufacturer packaging may show signs of handling, storage, or shelf wear. Date codes and series may vary from current factory production. PALM Parts does not guarantee the presence, version, or compatibility of any firmware on PLC or automation products.

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