Industrial Automation » Programmable Logic Controllers (PLC)

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Used controller

  • Trusted Seller
    SQUARE-D SY/MAX 8020 SCP-522 Series

    SQUARE-D SY/MAX 8020 SCP-522 Series D/M Model 500 Processor

    • Manufacturer: Square D

    Came from working unit 30 day warranty Wr16 Controller platform: SY/MAX

    $599 USD
    Allendale, MI
  • Trusted Seller
    Allen Bradley 1395-A66N-C1-P50-X1 7.5 Dc

    Allen Bradley 1395-A66N-C1-P50-X1 7.5 Dc Drive

    • Manufacturer: Allen-Bradley
    • Model: 1395

    “Used” Model number: 1395-A66N-C1-P50-X1 | Power: 7.5 HP | Mpn: 1395-A66N-C1-P50-X1 | Shipping weight: 43.5 lbs | Shipping dimensions: 27 x 16 x 14 in | Reference sku: 863775

    $6,520 USD
    Delta, OH
  • Trusted Seller
    PEPPERL+FUCHS NEW NBB2-12GM40-Z0

    PEPPERL+FUCHS NEW NBB2-12GM40-Z0

    • Manufacturer: Pepperl+Fuchs

    New 30 day warranty Wr35 Bin2 Controller platform: PLC-2 | Type: PLC

    $30 USD
    Allendale, MI
  • Trusted Seller
    Allen-bradley Safety Contactor

    Allen-bradley Safety Contactor

    • Manufacturer: Allen-Bradley
    • Model: 100S

    New, No Box, Safety Contactor, Made In Switzerland

    $150 USD
    Euclid, OH
  • Trusted Seller
    Allen Bradley Compact I/o Ab

    Allen Bradley Compact I/o Ab Relay Output Module

    • Manufacturer: Allen-Bradley
    • Model: 1769

    New, Factory Sealed Name: Compact I/o Ab Relay Output Module | Arrival date: 10-10-2025 | Dimensions l x w x h (inches): 7 x 7 x 5 | Weight (lb.): 1 | Available quantity: 1

    $150 USD
    Euclid, OH
  • Trusted Seller
    Allen Bradley PLC Module

    Allen Bradley PLC Module

    • Manufacturer: Allen-Bradley
    • Model: 1762

    New, Factory Sealed Name: PLC Module | Arrival date: 10-10-2025 | Dimensions l x w x h (inches): 7 x 7 x 5 | Weight (lb.): 1 | Available quantity: 2

    $100 USD
    Euclid, OH
  • Trusted Seller
    Allen Bradley Output Module

    Allen Bradley Output Module

    • Manufacturer: Allen-Bradley
    • Model: 1769

    New, Factory Sealed Name: Output Module | Arrival date: 10-10-2025 | Dimensions l x w x h (inches): 7 x 7 x 5 | Weight (lb.): 1 | Available quantity: 1

    $175 USD
    Euclid, OH
  • Trusted Seller
    Allen Bradley PLC Module Rack

    Allen Bradley PLC Module Rack Slc 500 Series

    • Manufacturer: Allen-Bradley
    • Model: 1747-L531

    New,open Box Name: PLC Module Rack Slc 500 Series | Arrival date: 10-10-2025 | Dimensions l x w x h (inches): 11 x 9 x 7 | Weight (lb.): 1 | Available quantity: 1

    $300 USD
    Euclid, OH
  • Trusted Seller
    Allen Bradley Scanner Module

    Allen Bradley Scanner Module

    • Manufacturer: Allen-Bradley
    • Model: 1747

    New Open Box Name: Scanner Module | Arrival date: 10-13-2025 | Dimensions l x w x h (inches): 9 x 9 x 9 | Electrical: 5-24 VDC | Weight (lb.): 1 | Available quantity: 1

    $200 USD
    Euclid, OH
  • Trusted Seller
    Allen Bradley Slc500 Processor Unit

    Allen Bradley Slc500 Processor Unit

    • Manufacturer: Allen-Bradley
    • Model: 1747-L551

    New Open Box Name: Slc500 Processor Unit | Arrival date: 10-13-2025 | Dimensions l x w x h (inches): 11 x 9 x 7 | Electrical: 24VDC | Weight (lb.): 1 | Available quantity: 1

    $999 USD
    Euclid, OH
  • Trusted Seller
    Allen Bradley Ac Output Module

    Allen Bradley Ac Output Module

    • Manufacturer: Allen-Bradley
    • Model: 1746-OA16

    New Open Box Name: Ac Output Module | Arrival date: 10-13-2025 | Dimensions l x w x h (inches): 7 x 7 x 5 | Electrical: 50/60/85-265, 0.5A | Weight (lb.): 1 | Available quantity: 1

    $500 USD
    Euclid, OH
  • Trusted Seller
    Allen Bradley Compactlogix Output Module

    Allen Bradley Compactlogix Output Module

    • Manufacturer: Allen-Bradley
    • Model: 1769

    New Factory Sealed Name: Compactlogix Output Module | Arrival date: 10-14-2025 | Dimensions l x w x h (inches): 7 x 7 x 5 | Electrical: 100/240 VAC | Weight (lb.): 1 | Available quantity: 1

    $200 USD
    Euclid, OH
  • Trusted Seller
    Abb Communication Board

    Abb Communication Board

    • Manufacturer: ABB
    • Model: SDCS

    New No Box Name: Communication Board | Arrival date: 10-07-2025 | Dimensions l x w x h (inches): 11 x 5 x 2 | Weight (lb.): 2 | Available quantity: 2

    $500 USD
    Euclid, OH
  • Trusted Seller
    Abb Circuit Board

    Abb Circuit Board

    • Manufacturer: ABB
    • Model: SDCS

    Factory Sealed Name: Circuit Board | Arrival date: 10-07-2025 | Dimensions l x w x h (inches): 9 x 6 x 3 | Weight (lb.): 2 | Available quantity: 2

    $150 USD
    Euclid, OH
  • Trusted Seller
    Abb Memory Card

    Abb Memory Card

    • Manufacturer: ABB
    • Model: SDCS

    New Open Box Name: Memory Card | Arrival date: 10-07-2025 | Dimensions l x w x h (inches): 3 x 4 x 3 | Weight (lb.): 1 | Available quantity: 1

    $400 USD
    Euclid, OH
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    Honeywell RM7890 Programmable Logic Controllers (PLC)

    • Manufacturer: Honeywell
    • Model: RM7890

    Good condition Honeywell RM7890 Programmable Logic Controllers (PLC)s. Located in USA and other countries. Click request price for more information.

    USA
3738394041

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.