Industrial Automation » Programmable Logic Controllers (PLC)

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Used programmable logic controls

  • Trusted Seller
    Mitsubishi High Speed Counter Module

    Mitsubishi High Speed Counter Module

    • Manufacturer: Mitsubishi
    • Model: AJ65

    New Open Box Name: High Speed Counter Module | Arrival date: 08-11-2025 | Dimensions l x w x h (inches): 9 x 9 x 9 | Capacity: 200 KPPS MAX COUNT SPEED | Electrical: 70mA, 24VDC | Weight (lb.): 1 | Available quan...

    $130 USD
    Euclid, OH
  • Trusted Seller
    Abb Manipulator Interface Board

    Abb Manipulator Interface Board

    • Manufacturer: ABB
    • Model: 3HNA

    Used Name: Manipulator Interface Board | Arrival date: 08-12-2025 | Dimensions l x w x h (inches): 16 x 16 x 16 | Weight (lb.): 4 | Available quantity: 1

    $1,805 USD
    Euclid, OH
  • Trusted Seller
    Siemens Electrical Switch

    Siemens Electrical Switch

    • Manufacturer: Siemens
    • Model: 6GK

    New Factory Sealed Name: Electrical Switch | Arrival date: 07-29-2025 | Dimensions l x w x h (inches): 11 x 9 x 7 | Weight (lb.): 7 | Available quantity: 1

    $260 USD
    Euclid, OH
  • Trusted Seller
    Siemens Simatic Industrial Panel Pc

    Siemens Simatic Industrial Panel Pc

    • Manufacturer: Siemens
    • Model: 6AV

    New Open Box, Core I5-6442eq Processor, 8gb Ddr4 So-dimm, Nvram Ram, 240gb Ssd Sata Internal Hard Disk, 15in Single Touch

    $1,444 USD
    Euclid, OH
  • Trusted Seller
    Abb Power Distribution Board.

    Abb Power Distribution Board.

    • Manufacturer: ABB
    • Model: 3HNA

    Used, Untested Name: Power Distribution Board. | Arrival date: 08-05-2025 | Dimensions l x w x h (inches): 19 x 13 x 13 | Weight (lb.): 18 | Available quantity: 1

    $721 USD
    Euclid, OH
  • Trusted Seller
    Siemens Scalance W748-1 M12 Type

    Siemens Scalance W748-1 M12 Type Client Module

    • Manufacturer: Siemens
    • Model: 6GK

    New, Open Box, Quantity 1 Name: Scalance W748-1 M12 Type Client Module | Arrival date: 06-16-2025 | Dimensions l x w x h (inches): 9 x 9 x 9 | Weight (lb.): 10 | Available quantity: 4

    $170 USD
    Euclid, OH
  • Trusted Seller
    Allen Bradley Power Supply Unit

    Allen Bradley Power Supply Unit

    • Manufacturer: Allen-Bradley
    • Model: 1606-XL240E

    New Open Box Name: Power Supply Unit | Arrival date: 05-19-2025 | Dimensions l x w x h (inches): 7 x 7 x 5 | Electrical: 8A, 50-60Hz, 100-200/200-240V | Weight (lb.): 7 | Available quantity: 6

    $120 USD
    Euclid, OH
  • Trusted Seller
    Siemens 6GK5408-4GP00-2AM2 Scalance Xm408-4c Ie

    Siemens 6GK5408-4GP00-2AM2 Scalance Xm408-4c Ie Industrial Ethernet Switch

    • Manufacturer: Siemens
    • Model: 6GK

    “New without Factory Packaging” Model number: 6GK5408-4GP00-2AM2 | Model line: SCALANCE XM408-4C | Mpn: 6GK5408-4GP00-2AM2 | Shipping weight: 6.2 lbs | Shipping dimensions: 11 x 11 x 11 in | Reference sku: 1705823

    $5,374 USD
    Delta, OH
  • Trusted Seller
    General Electric Ge IS220PSVOH1B Mark

    General Electric Ge IS220PSVOH1B Mark Vie Servo I/o Module

    • Manufacturer: GE

    “INSTALLED BUT UNUSED” Model number: IS220PSVOH1B | Model line: MARK VIE | Mpn: IS220PSVOH1B | Shipping weight: 2 lbs | Shipping dimensions: 5 x 4 x 4 in | Additional notes: INSTALLED BUT UNUSED | Reference sku: ...

    $7,228 USD
    Delta, OH
  • Trusted Seller
    Allen Bradley 1785L11B Series E

    Allen Bradley 1785L11B Series E Programmable Controller

    • Manufacturer: Allen-Bradley
    • Model: 1785

    You are buying one (1) Allen Bradley 1785L11B Series E Programmable Controller. It is new in factory box but has been on shelf awhile.

    $629 USD
    Austinville, VA
  • Carlen Controls,CC400T-1024/1024-ABZ-FM-C,Encoder

    Carlen Controls,CC400T-1024/1024-ABZ-FM-C,Encoder

    • Manufacturer: CARLEN CONTROLS

    “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...

    $900 USD
    Galion, OH
  • Trusted Seller
    Allen Bradley 1775-MEA Error Correcting

    Allen Bradley 1775-MEA Error Correcting Ram Memory Module 64k

    • Manufacturer: Allen-Bradley

    “New without Factory Packaging” Model number: 1775-MEA | Mpn: 1775MEA | Shipping weight: 10.2 lbs | Shipping dimensions: 23 x 19 x 10 in | Reference sku: 986834

    $5,077 USD
    Delta, OH
  • Trusted Seller
    Allen-bradley Disconnect Rotary Switch

    Allen-bradley Disconnect Rotary Switch

    • Manufacturer: Allen-Bradley
    • Model: 194R

    Used, Not Test, Disconnect Rotary Switch Name: Disconnect Rotary Switch | Arrival date: 10-29-2025 | Dimensions l x w x h (inches): 11 x 9 x 7 | Weight (lb.): 3 | Available quantity: 1

    $800 USD
    Euclid, OH
  • Trusted Seller
    Allen-bradley Thermal Overload Relay, Qty:

    Allen-bradley Thermal Overload Relay, Qty: 2

    • Manufacturer: Allen-Bradley
    • Model: 193-T

    New, Open Box, Thermal Overload Relay, Qty: 2 Name: Thermal Overload Relay, Qty: 2 | Arrival date: 10-29-2025 | Dimensions l x w x h (inches): 7 x 7 x 5 | Weight (lb.): 1 | Available quantity: 1

    $100 USD
    Euclid, OH
  • Trusted Seller
    Allen Bradley Termination Panel

    Allen Bradley Termination Panel

    • Manufacturer: Allen-Bradley
    • Model: 1771

    New Open Box, Made In Usa Name: Termination Panel | Arrival date: 10-30-2025 | Dimensions l x w x h (inches): 12 x 8 x 4 | Electrical: 24V | Weight (lb.): 2 | Available quantity: 1

    $130 USD
    Euclid, OH
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    Omron TLE-X Programmable Logic Controllers (PLC)

    • Manufacturer: Omron
    • Model: TLE-X

    Good condition Omron TLE-X 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.