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Connection Devices
Allen-Bradley

Our Connection Devices include Network Media for Ethernet, ControlNet™, DeviceNet™, Power Media, and Safety Connection Systems.
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Connection Devices are the backbone of a reliable industrial control system—linking power, signals, and data from the field to the control layer. Rockwell Automation® connection solutions are engineered to simplify installation, improve uptime, and maintain signal integrity in demanding industrial environments. From machine‑level wiring to plant‑wide networking, our portfolio supports scalable architectures that help you reduce commissioning time, minimize maintenance risk, and design systems that are ready for expansion. With robust materials, global certifications, and seamless integration into Rockwell Automation architectures, these products help bring the Connected Enterprise® to life—reliably and efficiently.

Key Features

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Industrial‑Grade Reliability in Harsh Environments

Designed for vibration, temperature extremes, oil, and washdown conditions, Rockwell Automation connection devices help protect signal integrity and system uptime. Why it matters: Electrical failures often originate at connection points—industrial‑rated components reduce unplanned downtime.

Faster Installation and Commissioning

Pre‑engineered cordsets, field‑attachable connectors, and modular terminal blocks reduce wiring errors and speed machine build. Why it matters: Faster installation lowers labor costs and accelerates time to production.

Scalable Network Connectivity

Copper, fiber, and industrial Ethernet media support scalable architectures—from machine‑level networks to plant‑wide systems. Why it matters: Network‑ready connectivity supports data visibility and future digital expansion.

Seamless System Integration

Designed to integrate with Allen‑Bradley® I/O, controllers, and network infrastructure. Why it matters: System compatibility simplifies design, procurement, and lifecycle support.

Explore Connection Device Solutions

Build reliable, scalable connections from the field to the enterprise.

Product
Cordsets & Field Attachables

Cordsets and field‑attachable connectors provide flexible, ready‑to‑install solutions for sensors, actuators, and I/O devices. Available in multiple lengths, pin counts, and connector styles, they help reduce wiring errors and simplify maintenance by enabling quick replacement in the field.

Cordsets & Field Attachables
Product
I/O Wiring & Conversion Systems

I/O wiring and conversion systems streamline panel design and system integration by simplifying how signals move between devices and controllers. These solutions help reduce cabinet space, improve wiring organization, and accelerate commissioning—making it easier to scale your architecture while maintaining signal integrity and serviceability.

I/O Wiring & Conversion Systems
Product
Network Media

Network media includes industrial Ethernet cables, fiber‑optic solutions, and accessories engineered for noise immunity, high bandwidth, and long‑distance communication. These products help ensure reliable data flow in environments where commercial‑grade cabling may fail.

Network Media
Product
Power Media Connection Devices

Power media connection devices ensure reliable power delivery across machines, panels, and production lines. Engineered for durability and efficiency, these solutions help maintain consistent power distribution, support modular machine designs, and simplify installation in demanding industrial applications.

Power Media Connection Devices
Product
Safety Connection Systems

Safety connection systems are purpose‑built to support safety‑related devices and architectures. Designed to meet functional safety requirements, these components help simplify wiring, improve diagnostics, and support safer machine operation—helping protect people, equipment, and productivity without adding unnecessary complexity.

Safety Connection Systems
Product
Terminal Blocks

Terminal blocks provide a structured, secure approach to wiring and power distribution inside control panels. Available in a wide range of configurations, they help improve organization, simplify troubleshooting, and support efficient panel assembly—making long‑term maintenance and future expansion easier and more predictable.

Terminal Blocks

Complete the Architecture

Extend performance beyond the connection point

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  • LifecycleIQ Services
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    Lifecycle Services help your manufacturing facility work faster, smarter and with greater agility at every lifecycle stage.
What should I consider when selecting industrial connection devices?

When selecting connection devices, consider environmental conditions (temperature, vibration, washdown), electrical ratings, connector type, and system compatibility. Industrial environments demand components that maintain performance under stress while meeting regional standards. Rockwell Automation connection devices are designed to align with industrial controllers, I/O, and networks, helping reduce risk and simplify long‑term maintenance. Reviewing system architecture early ensures consistent performance and scalability.

How do cordsets improve machine reliability and maintenance?

Cordsets provide standardized, factory‑terminated connections that reduce wiring errors and installation variability. This improves signal reliability and makes replacement faster during maintenance or troubleshooting. Using pre‑tested cordsets also helps minimize commissioning time and supports consistent machine builds across multiple locations.

Why is industrial network media different from commercial cabling?

Industrial network media is engineered to withstand electrical noise, temperature extremes, and mechanical stress that can degrade commercial‑grade cables. Using industrial‑rated Ethernet or fiber helps maintain data integrity, supports higher uptime, and enables reliable communication for control and information systems.

How do terminal blocks support control panel efficiency?

Terminal blocks help organize wiring, simplify labeling, and support modular panel designs. This improves readability, speeds troubleshooting, and allows easier expansion or modification of control panels over time. Consistent terminal block systems also support panel standardization across machines and facilities.

Can these connection devices support future system expansion?

Yes. Rockwell Automation connection devices are designed to support scalable architectures—making it easier to add sensors, machines, or network capacity as requirements change. This flexibility helps protect your investment and supports digital transformation initiatives without requiring major redesigns.

Simplify Your Processes with the Right Resources and Support

Technical Documentation Center
Technical specifications, manuals and installation instructions.

Remote Technical Support
Real-time online and phone support from product specialists.

PartnerNetwork
A team of engineering specialists and suppliers that are leaders in the industry.

Literature Library
Publications that support Rockwell Automation, FactoryTalk and Allen‑Bradley products, services and solutions.

Knowledgebase
A database of questions and answers on a variety of products and technologies.

Connect with a Rockwell Automation Expert Today

We help you launch faster, reduce risk, and maximize results. Let’s build smarter, together.

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