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Beckhoff EK1122 EtherCAT junction terminal with two RJ45 ports for industrial automation

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Beckhoff EK1122

by Beckhoff

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OverviewThe Beckhoff EK1122 EtherCAT junction terminal provides exceptional versatility and dependability for industrial automation. This compact 2-port module, equipped with RJ45 connectors, allows for effortless creation of diverse branch or star network configurations within EtherCAT systems. A key advantage is its integrated Hot Connect feature, enabling seamless module replacement and modifications without operational interruption. Designed for DIN-rail mounting, the EK1122 is an ideal choice for modular control systems demanding robust performance, rapid communication, and simplified wiring. Its plug-and-play design ensures zero-configuration deployment, reducing setup time and boosting operational efficiency.Key Features 2-Port EtherCAT Junction: Facilitates simple and adaptable network expansion. Supports Star and Branch Topologies: Compatible with various network architectures. Hot Connect Functionality: Allows module changes and network reconfigurations during operation, ensuring continuous uptime. Fast Communication with Low Latency: Guarantees real-time data exchange essential for demanding industrial applications. Compact DIN-Rail Mount Design: Optimizes space within control cabinets. No Configuration Required: Simplifies installation and accelerates deployment time. Industrial-Grade Performance: Engineered for reliability and longevity in demanding environments. LED Status Indicators: Provides clear visual feedback on device status and network activity. Technical Specifications Part Number: EK1122 Manufacturer: Beckhoff Communication: EtherCAT Ports: 2 × RJ45 (100BASE-TX) Power Supply: Via E-Bus (~220 mA) Propagation Delay: ~1 µs Operating Temperature: –25 °C to +60 °C Storage Temperature: –40 °C to +85 °C Protection Rating: IP20 Mounting Type: DIN-rail Certifications: CE, UL, ATEX, IECEx ApplicationsThe Beckhoff EK1122 is a crucial component for a wide range of industrial applications requiring robust and efficient EtherCAT connectivity. Its capacity to establish flexible network topologies makes it suitable for: EtherCAT I/O Topologies: Efficiently organizing and splitting I/O signals. Modular Industrial Machines: Facilitating simple integration of machine sections. Factory Automation: Enhancing the scalability and reliability of automated production lines. Real-Time Control Systems: Ensuring precise and low-latency communication for critical control processes. Distributed Networks: Creating robust and expandable network infrastructures across large facilities. Why Choose This Model?The Beckhoff EK1122 is an excellent option for industrial professionals looking to optimize their EtherCAT networks. Its advanced features and durable design offer significant advantages: Reliable EtherCAT Network Branching: Ensures stable and uninterrupted communication for complex systems. Easy Installation and Zero Configuration: Reduces commissioning time and simplifies system setup, leading to quicker deployment. Hot Connect Capability: Maximizes system uptime by enabling device hot-swapping and maintenance without system shutdown. Compact Footprint for Tight Spaces: Its slim DIN-rail design allows for efficient use of limited cabinet space, critical in modern industrial setups. Backed by Beckhoff’s Industrial Expertise: Benefit from the renowned quality, reliability, and innovation that defines Beckhoff products, ensuring long-term performance and peace of mind. Order NowImprove your industrial automation capabilities with the Beckhoff EK1122 EtherCAT junction terminal. This essential component is available to enhance your EtherCAT network's flexibility and performance. We offer worldwide shipping, ensuring this cutting-edge technology reaches your operations globally. Invest in the reliability and efficiency that only Beckhoff provides.FAQWhat is the primary function of the Beckhoff EK1122?The Beckhoff EK1122 serves as an EtherCAT junction terminal, allowing for the creation of flexible network topologies like star and branch configurations to expand and optimize industrial automation networks.Does the EK1122 require any complex configuration?No, the EK1122 features a plug-and-play design, meaning it requires zero configuration, simplifying installation and reducing deployment time.What is Hot Connect functionality?Hot Connect functionality allows for seamless replacement of modules and modifications to the network configuration while the system remains operational, ensuring continuous uptime and minimizing interruptions.What types of network topologies does the EK1122 support?The Beckhoff EK1122 supports both star and branch topologies, offering adaptability for diverse network architectures in industrial environments.What are the power requirements for the EK1122?The EK1122 is powered via the E-Bus, drawing approximately 220 mA.

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PRODUCT DETAILS

Beckhoff EK1122

Overview

This is a genuine Beckhoff component. 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 Beckhoff catalog part
  • Tested before shipment
  • Backed by PalmPartsSolution warranty
  • Cross-reference and revision assistance available
  • Compatible with the broader Beckhoff automation ecosystem

Compatibility

When ordering, match the full catalog/part number, hardware revision, and firmware revision called out by your Beckhoff 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 Beckhoff 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 Beckhoff platform with documented conversion notes

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

Technical Specifications

  • Part Number: EK1122
  • Manufacturer: Beckhoff
  • Communication: EtherCAT
  • Ports: 2 × RJ45 (100BASE-TX)
  • Power Supply: Via E-Bus (~220 mA)
  • Propagation Delay: ~1 µs
  • Operating Temperature: –25 °C to +60 °C
  • Storage Temperature: –40 °C to +85 °C
  • Protection Rating: IP20
  • Mounting Type: DIN-rail
  • Certifications: CE, UL, ATEX, IECEx

Applications

The Beckhoff EK1122 is a crucial component for a wide range of industrial applications requiring robust and efficient EtherCAT connectivity. Its capacity to establish flexible network topologies makes it suitable for:

  • EtherCAT I/O Topologies: Efficiently organizing and splitting I/O signals.
  • Modular Industrial Machines: Facilitating simple integration of machine sections.
  • Factory Automation: Enhancing the scalability and reliability of automated production lines.
  • Real-Time Control Systems: Ensuring precise and low-latency communication for critical control processes.
  • Distributed Networks: Creating robust and expandable network infrastructures across large facilities.

Why Choose the EK1122?

The Beckhoff EK1122 is an excellent option for industrial professionals looking to optimize their EtherCAT networks. Its advanced features and durable design offer significant advantages:

  • Reliable EtherCAT Network Branching: Ensures stable and uninterrupted communication for complex systems.
  • Easy Installation and Zero Configuration: Reduces commissioning time and simplifies system setup, leading to quicker deployment.
  • Hot Connect Capability: Maximizes system uptime by enabling device hot-swapping and maintenance without system shutdown.
  • Compact Footprint for Tight Spaces: Its slim DIN-rail design allows for efficient use of limited cabinet space, critical in modern industrial setups.
  • Backed by Beckhoff’s Industrial Expertise: Benefit from the renowned quality, reliability, and innovation that defines Beckhoff products, ensuring long-term performance and peace of mind.

Availability & Shipping

  • In stock: EK1122 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 EK1122 ships with a 1-Year PALM Parts warranty and a 30-day return window.
SUPPORT

Frequently Asked Questions — Beckhoff

The Beckhoff EK1122 serves as an EtherCAT junction terminal, allowing for the creation of flexible network topologies like star and branch configurations to expand and optimize industrial automation networks.

Machine down? We ship parts the same day.

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

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PALM Parts Solution operates as an independent industrial automation supplier and is not an authorized distributor or affiliate of any listed manufacturer or brand name. Manufacturer trademarks and product names are used solely for identification purposes. Original manufacturer warranties do not apply. All products sold by PALM Parts are backed by our own 1-year warranty.

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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