Allen-Bradley PLC

Rockwell Automation Allen-Bradley PLC

Allen-Bradley PLC

Allen-Bradley PLC 

Allen-Bradley is the brand-name of a line of Factory Automation Equipment manufactured by Rockwell Automation(NYSE ROK). The company, with revenues of approximately US$4.5 billion in 2006, manufactures programmable logic controllers (PLC), human-machine interfaces, sensors, safety components and systems, software, drives and drive systems, contactors, motor control centers, and systems made of these and similar products. Rockwell Automation also provides asset management services including repair and consulting. Rockwell Automation’s headquarters is based in Milwaukee, Wisconsin.

The Allen-Bradley Clock Tower is a Milwaukee landmark featuring the largest four-sided clock in the western hemisphere.

Allen-Bradley products from Rockwell Automation include integrated control and information platforms, intelligent motor control and industrial components.

Rockwell Automation Allen-Bradley PLC

allen-bradley slc500 plc
      SCL500 PLC’s             PLC-5 Systems           ControlLogix PLC’s

Widely regarded as the top selling PLC in the world, Allen-Bradley PLC products have been the central part of millions of successful control systems. From the Allen-Bradley PLC-5 to the Allen-Bradley SLC 500 to the new Allen-Bradley ControlLogix PLC, Qualitrol International provides quality repair services and remanufactured products for each PLC platform.

We have thousands of Allen-Bradley PLC parts. We can ship out the part you are looking for today, anywhere in the world. Click on the Allen-Bradley PLC icons below to learn more about your Allen-Bradley PLC.

Allen-Bradley PLC control solutions set the standard — from the original programmable logic controller (PLC) invented in the 1970s to the technology embodied in the scalable, multi-disciplined and information-enabled programmable automation controller (PAC). Our safety-certified controllers support your SIL 2 and SIL 3 application needs. We offer multiple controller types and sizes to fit your specific needs.


RockWell Allen-Bradley 1747 SLC™ 500 PLC is a chassis-based, modular family of controllers and I/O. With multiple processor choices, numerous power supply options and extensive I/O capacity,

ControlLogix PLC system

Allen-Bradley PLC ControlLogix 1756 system provides discrete, drives, motion, process, and safety control together with communication and state-of-the-art I/O in a small, cost-competitive package. The system is modular, so you can design, build, and modify it efficiently – with significant savings in training and engineering.

PLC-5 Systems

Allen-Bradley PLC-5® processors are single-slot modules that are placed into the left-most slot of a 1771 I/O chassis. They are available in a range of I/O, memory, and communication capability.