Industrial Automation » Programmable Logic Controllers (PLC)

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  • Caldon VL2 APU Board PWA

    Caldon VL2 APU Board PWA 202B160G04 Rev. 02 / PWB 202B159H01 Rev A

    • Manufacturer: Caldon

    “This board may have been installed but was removed prior to production. Several available. They were spare backup boards. 30 day warranty.” Caldon VL2 APU Board PWA 202B160G04 Rev. 02 / PWB 202B159H01 Rev A 1-...

    $7,505 USD
    Baroda, MI
  • SMC MY2H40TNG-400L-M9PSAPC MY2H Rodless Linear

    SMC MY2H40TNG-400L-M9PSAPC MY2H Rodless Linear Actuator

    • Manufacturer: SMC
    • Model: MY2H

    “New Unit as seen in the images. May have been previously installed on a machine but removed prior to production. May show minor signs of installation wear. 30 Day DOA warranty.” SMC MY2H40TNG-400L-M9PSAPC MY2H...

    $788 USD
    Baroda, MI
  • Trusted Seller
    Allen Bradley 1746-P2 & 1746-A7

    Allen Bradley 1746-P2 & 1746-A7 Chassis, Power Supply (P2) and 7-Slot Rack (A7)

    • Manufacturer: Allen-Bradley
    • Model: 1746-A7

    PLEASE REVIEW: We would ask that potential buyers please view the photographs carefully, and understand what you are buying. All questions should be submitted PRIOR to your purchase. We cannot negotiate price or ...

    $50 USD
    Suwanee, GA
  • Trusted Seller
    ABB Reliance Electric 57C493 Automax

    ABB Reliance Electric 57C493 Automax 376W Power Supply NEW

    • Manufacturer: Reliance Electric
    • Model: 57C493

    “Item has been factory refurbished in original factory packaging, packaging has been opened, marks from warehouse storage and prior usage, item is in good condition” ABB Reliance Electric 57C493 Automax 376W Powe...

    $1,850 USD
    Gilbert, IA
  • Trusted Seller
    Allen Bradley 1769-ECR Series A

    Allen Bradley 1769-ECR Series A Compact I/O End Cap

    • Manufacturer: Allen-Bradley
    • Model: 1769

    PLEASE REVIEW: We would ask that potential buyers please view the photographs carefully, and understand what you are buying. Please ask any questions you have PRIOR to your purchase. *Your purchase includes a 30 ...

    $20 USD
    Suwanee, GA
  • Trusted Seller
    Allen Bradley 1769-OB32 Series A

    Allen Bradley 1769-OB32 Series A 32 pt. 20.4-26.4 VDC Sourcing Output

    • Manufacturer: Allen-Bradley
    • Model: 1769

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

    $300 USD
    Suwanee, GA
  • Trusted Seller
    Allen Bradley 1203-GD1 Communications Module,

    Allen Bradley 1203-GD1 Communications Module, Remote I/O, Series C

    • Manufacturer: Allen-Bradley
    • Model: 1203-GD1

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

    $250 USD
    Suwanee, GA
  • Trusted Seller
    National Controls Corp. S1K-3600-461 Timer

    National Controls Corp. S1K-3600-461 Timer

    • Manufacturer: National Controls Corp.

    PLEASE REVIEW: We would ask that potential buyers please view the photographs carefully, and understand what you are buying. Please ask any questions you have PRIOR to your purchase. *Your purchase includes a 30 ...

    $100 USD
    Suwanee, GA
  • Trusted Seller
    OPTO 22 SNAP-AIV 2 Channel

    OPTO 22 SNAP-AIV 2 Channel Voltage Input

    • Manufacturer: Opto 22

    PLEASE REVIEW: We would ask that potential buyers please view the photographs carefully, and understand what you are buying. Please ask any questions you have PRIOR to your purchase. *Your purchase includes a 30 ...

    $125 USD
    Suwanee, GA
  • Trusted Seller
    Allen Bradley 1771-RTP4 Remote Termination

    Allen Bradley 1771-RTP4 Remote Termination Panel

    • Manufacturer: Allen-Bradley
    • Model: 1771

    PLEASE REVIEW: We would ask that potential buyers please view the photographs carefully, and understand what you are buying. Please ask any questions you have PRIOR to your purchase. *Your purchase includes a 30 ...

    $25 USD
    Suwanee, GA
  • Trusted Seller
    Allen Bradley 1756-IB16/A DC Input

    Allen Bradley 1756-IB16/A DC Input Module ControlLogix G01, Ser A, F/W Rev. 2.5

    • Manufacturer: Allen-Bradley
    • Model: 1756-IB16/A

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

    $60 USD
    Suwanee, GA
  • Trusted Seller
    Allen Bradley 1756-PA75/A ControlLogix AC

    Allen Bradley 1756-PA75/A ControlLogix AC Power Supply, 13 Slots

    • Manufacturer: Allen-Bradley
    • Model: 1756

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

    $400 USD
    Suwanee, GA
  • Trusted Seller
    Allen Bradley 1771-IAD B Input

    Allen Bradley 1771-IAD B Input Module

    • Manufacturer: Allen-Bradley
    • Model: 1771

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

    $40 USD
    Suwanee, GA
  • Trusted Seller
    Allen-Bradley 1747-SDN DeviceNet Scanner Module

    Allen-Bradley 1747-SDN DeviceNet Scanner Module Ser B FRN 3.002, SLC 500

    • Manufacturer: Allen-Bradley
    • Model: 1747

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

    $80 USD
    Suwanee, GA
  • Trusted Seller
    Solitech 204-S95-M05-2S Controller - For

    Solitech 204-S95-M05-2S Controller - For Parts

    • Manufacturer: Solitech

    PLEASE REVIEW: We would ask that potential buyers please view the photographs carefully, and understand what you are buying. Please submit all questions PRIOR to auction close. We cannot negotiate price or terms ...

    $250 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.