Industrial Automation » Programmable Logic Controllers (PLC)

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Used programmable logic controls

  • Trusted Seller
    Allen Bradley Ethernet/ip Safety Compact

    Allen Bradley Ethernet/ip Safety Compact Block Input Module

    • Manufacturer: Allen-Bradley
    • Model: 1791

    New Factory Sealed Name: Ethernet/ip Safety Compact Block Input Module | Arrival date: 07-28-2025 | Dimensions l x w x h (inches): 11 x 9 x 7 | Capacity: 16 INPUTS | Weight (lb.): 6 | Available quantity: 6

    $288 USD
    Euclid, OH
  • Trusted Seller
    Allen Bradley Compactlogix Ac Digital

    Allen Bradley Compactlogix Ac Digital 16 Point Input Module

    • 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

    $120 USD
    Euclid, OH
  • Trusted Seller
    Allen Bradley Dataliner Message Display

    Allen Bradley Dataliner Message Display Module

    • Manufacturer: Allen-Bradley
    • Model: 2706

    New Open Box Name: Dataliner Message Display Module | Arrival date: 04-28-2025 | Dimensions l x w x h (inches): 15 x 11 x 9 | Electrical: 0.17-0.37A50/60Hz, 100-240VAC | Weight (lb.): 14 | Available quantity: 1

    $100 USD
    Euclid, OH
  • Trusted Seller
    Mitsubishi Inverter Unit

    Mitsubishi Inverter Unit

    • Manufacturer: Mitsubishi
    • Model: FR-E

    New Factory Sealed Name: Inverter Unit | Arrival date: 04-17-2025 | Dimensions l x w x h (inches): 9 x 9 x 9 | Weight (lb.): 8 | Available quantity: 1

    $100 USD
    Euclid, OH
  • Trusted Seller
    GE Fanuc IC693MDL645D Input Logic

    GE Fanuc IC693MDL645D Input Logic Module 24VDC

    • Manufacturer: Fanuc

    Came from working units 30 day warranty Wr7 Bin5 Mpn: IC693MDL645D

    $29 USD
    Muskegon, MI
  • Trusted Seller
    ALLEN BRADLEY 1756-L71K

    ALLEN BRADLEY 1756-L71K

    • Manufacturer: Allen-Bradley
    • Model: 1756

    GENUINE ALLEN BRADLEY 1756-L71K CONTROLLOGIX 2MB CONTROLLER MODULE SER B

    $100 USD
    Delta, OH
  • National Instruments,NI 8175,Embedded Controller

    National Instruments,NI 8175,Embedded Controller

    • Manufacturer: National Instruments

    “Used and in good condition.” Used and in good condition. Please see pictures for details and condition. You will receive what’s in the pictures. If we have multiples of the same item, the pictures may differ. Pl...

    $750 USD
    Galion, OH
  • TSUDAKOMA CORP,TPC-JR-H2,ROTARY TABLE DIGITAL CONTROLLER

    TSUDAKOMA CORP,TPC-JR-H2,ROTARY TABLE DIGITAL CONTROLLER

    • Manufacturer: Tsudakoma

    “Used in good condition.” 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 ...

    $1,200 USD
    Galion, OH
  • HBM Messverstarker,IG 2611,Controller 220V/50-60HZ

    HBM Messverstarker,IG 2611,Controller 220V/50-60HZ

    • Manufacturer: HBM MESSVERSTARKER

    “New unused with original box NOS.” New unused with original box NOS. Please see pictures for details and condition. You will receive what’s in the pictures. If we have multiples of the same item, the pictures ma...

    $700 USD
    Galion, OH
  • Milltronics,NA,Multi Ranger Plus Processor Level

    Milltronics,NA,Multi Ranger Plus Processor Level Controller Echomax Compatible

    • Manufacturer: Ranger

    “New unused without original box” New unused without original box 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 photo...

    $800 USD
    Galion, OH
  • TOTAL CONTROL,QPI2D100L2PF,QUICKPANEL OPERATOR INTERFACE

    TOTAL CONTROL,QPI2D100L2PF,QUICKPANEL OPERATOR INTERFACE

    • Manufacturer: TOTAL CONTROL

    “Used in good condition.” 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 ...

    $1,200 USD
    Galion, OH
  • DANAHER CONTROLS,HP57A607,TIMER 0-150 MIN NEW

    DANAHER CONTROLS,HP57A607,TIMER 0-150 MIN NEW

    • Manufacturer: DANAHER CONTROLS

    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 ...

    $550 USD
    Galion, OH
  • General Electric,531X111PSHASG1,Control Card

    General Electric,531X111PSHASG1,Control Card

    • Manufacturer: GE

    Please see pictures for details and condition. You will receive what’s in the pictures. If we have multiples of the same item, the pictures may differ. Please review the pictures to make sure the part number(s) m...

    $560 USD
    Galion, OH
  • Measurement Specialties,PT101-0050-111-1110,Position Controller

    Measurement Specialties,PT101-0050-111-1110,Position Controller

    • Manufacturer: Measurement Specialties

    “New, no box” 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...

    $1,750 USD
    Galion, OH
  • Trusted Seller
    ALLEN BRADLEY 1756-CN2R

    ALLEN BRADLEY 1756-CN2R

    • Manufacturer: Allen-Bradley
    • Model: 1756

    ALLEN BRADLEY 1756-CN2R CONTROLLOGIX CNET 2 PORT COMMUNICATION MODULE SER B

    $100 USD
    Delta, OH
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    Honeywell S7810A1009 Programmable Logic Controllers (PLC)

    • Manufacturer: Honeywell
    • Model: S7810A1009

    Good condition Honeywell S7810A1009 Programmable Logic Controllers (PLC)s. Located in USA and other countries. Click request price for more information.

    USA
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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.