Industrial Automation » Programmable Logic Controllers (PLC)

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4785

Used digital

  • Trusted Seller
    Allen Bradley Digital Output Module

    Allen Bradley Digital Output Module

    • used

    • Manufacturer: Allen-Bradley
    • Model: 1756

    Used Name: Digital Output Module | Arrival date: 07-25-2025 | Dimensions l x w x h (inches): 11 x 9 x 7 | Electrical: 0.5A OUTPUTS, 74-265VAC | Weight (lb.): 6 | Available quantity: 1

    $250 USD
    Euclid, OH
  • Trusted Seller
    Allen Bradley Digital Input Module

    Allen Bradley Digital Input Module Unit

    • used

    • Manufacturer: Allen-Bradley
    • Model: 1746-IB16

    New Open Box Name: Digital Input Module Unit | Arrival date: 07-25-2025 | Dimensions l x w x h (inches): 11 x 9 x 7 | Electrical: 50/60Hz, 50mA @ 5V, 24VDC | Weight (lb.): 6 | Available quantity: 1

    $100 USD
    Euclid, OH
  • Trusted Seller
    Allen Bradley Compactlogix Ac Digital

    Allen Bradley Compactlogix Ac Digital 16 Point Input Module

    • used

    • Manufacturer: Allen-Bradley
    • Model: 1769

    New Open Box Name: Compactlogix Ac Digital 16 Point Input Module | Arrival date: 08-08-2025 | Dimensions l x w x h (inches): 7 x 7 x 7 | Weight (lb.): 6 | Available quantity: 1

    $150 USD
    Euclid, OH
  • Trusted Seller
    Allen Bradley Guard I/o 16

    Allen Bradley Guard I/o 16 Point Digital Input

    • used

    • Manufacturer: Allen-Bradley
    • Model: 1791

    New Open Box Name: Guard I/o 16 Point Digital Input | Arrival date: 06-12-2025 | Dimensions l x w x h (inches): 9 x 9 x 9 | Capacity: -20…60 °C (-4…140 °F) | Electrical: 24VDC | Weight (lb.): 6 | Available quanti...

    $339 USD
    Euclid, OH
  • Trusted Seller
    Allen-bradley 1746-ox8 Slc 8-point Digital

    Allen-bradley 1746-ox8 Slc 8-point Digital Output Module

    • used

    • Manufacturer: Allen-Bradley
    • Model: 1746

    New Open Box, Quantity 1 Name: Allen-bradley 1746-ox8 Slc 8-point Digital Output Module | Arrival date: 07-22-2025 | Dimensions l x w x h (inches): 11 x 9 x 7 | Weight (lb.): 6 | Available quantity: 1

    $100 USD
    Euclid, OH
  • Trusted Seller
    Digital Samrteye

    Digital Samrteye

    • new

    • Manufacturer: Digital

    You are buying one (1) Tri-Tronics Samrteye Digital Red SDLRF1 17225. It is new in box.

    $139 USD
    Austinville, VA
  • Trusted Seller
    Digital Electronics GP570-SC11 Digital Graphic

    Digital Electronics GP570-SC11 Digital Graphic Touchscreen Panel Electrical Box

    • used

    • Manufacturer: Digital Electronics

    Used, in Good Working Condition. Electrical Enclosure E-Stop Pushbutton Assembly If this item ships as Flat Rate Freight please see details in Shipping tab

    $2,337 USD
    Millersburg, IN
  • Trusted Seller
    Digital Electronics GP570-SC11 Pro-face HMI

    Digital Electronics GP570-SC11 Pro-face HMI Digital Graphic Touchscreen Panel

    • used

    • Manufacturer: Pro-Face/Xycom
    • Model: GP570-SC11

    Used, in Good Working Condition. Removed From a Working Environment. Has mounting clips If this item ships as Flat Rate Freight please see details in Shipping tab

    $2,125 USD
    Millersburg, IN
  • RED LION CONTROLS,GEM41101,DIGITAL COUNTER

    RED LION CONTROLS,GEM41101,DIGITAL COUNTER

    • used

    • Manufacturer: Red Lion Controls

    “USED.” What's Included? See photos. We try our best to provide full details of each item and any included accessories, but if it's not shown in the photos then it will not be included with the item. 30-Day Easy ...

    $550 USD
    Galion, OH
  • Ovation,1C31122G01,Digital Output 5-60VDC

    Ovation,1C31122G01,Digital Output 5-60VDC

    • new

    • Manufacturer: Ovation

    What's Included? See photos. We try our best to provide full details of each item and any included accessories, but if it's not shown in the photos then it will not be included with the item. 30-Day Easy Returns ...

    $850 USD
    Galion, OH
  • ABB3HAB 7229-1 Digital 24VDC I/O

    ABB3HAB 7229-1 Digital 24VDC I/O Module DSQC 328

    • new

    • Manufacturer: ABB
    • Model: 3HAB

    “New item as seen in the images. Includes 30 day warranty.” ABB3HAB 7229-1 Digital 24VDC I/O Module DSQC 328 5-GG6K-19524-SF

    $712 USD
    Baroda, MI
  • Digital Lighting WA2

    Digital Lighting WA2

    • new

    • Manufacturer: Digital Lighting

    LG-2264 New old stock Please see pictures for more information and item conditions. Please feel free to ask any questions We are always looking for new and used industrial items so please let me know if you have ...

    $599 USD
    Hamilton, MI
  • Trusted Seller
    WAGO 51015136 Digital I/O Module

    WAGO 51015136 Digital I/O Module

    • used

    • Manufacturer: Wago

    Came from working units 30 day warranty Wr20 Bin3

    $60 USD
    Muskegon, MI
  • Trusted Seller
    WAGO 750-430 8-Channel Digital Input

    WAGO 750-430 8-Channel Digital Input 24VDC

    • used

    • Manufacturer: Wago

    PLEASE REVIEW: We would ask that potential buyers please examine the photographs carefully, and understand what you are buying. All questions must be submitted PRIOR to auction close. *Your purchase includes a 30...

    $35 USD
    Suwanee, GA
  • Trusted Seller
    WAGO 750-1405 16 Channel Digital

    WAGO 750-1405 16 Channel Digital Input Terminal

    • used

    • Manufacturer: Wago

    PLEASE REVIEW: We would ask that potential buyers please examine the photographs carefully, and understand what you are buying. All questions must be submitted PRIOR to auction close. *Your purchase includes a 30...

    $95 USD
    Suwanee, GA
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Overview

Programmable Logic Controllers (PLCs) are essential components in industrial automation, used for controlling machinery and processes in manufacturing, production lines, and other automated systems. They are designed to handle multiple inputs and outputs, offering reliable, flexible, and scalable solutions for complex control tasks. PLCs are known for their robustness and ability to operate in harsh industrial environments.

FAQ

What factors should I consider when purchasing a PLC?

Consider the number of input/output points required, the processing speed, memory capacity, compatibility with existing systems, and the specific application needs. Also, check for the availability of technical support and software updates.

How can I ensure safe shipping of a PLC?

Use a reputable shipping service that specializes in delicate electronic equipment. Ensure the PLC is packaged securely with ample padding to protect against shocks and vibrations during transit.

What are the maintenance requirements for a PLC?

Regularly inspect the PLC for dust and debris, ensure proper ventilation, and check connections for any signs of wear or corrosion. Follow the manufacturer's guidelines for firmware updates and system diagnostics to ensure optimal performance.