Industrial Automation » Programmable Logic Controllers (PLC)

Search By Manufacturer

Search By Country

Building Filters

24789

Used automates modules

  • Trusted Seller
    Allen-bradley Compactlogix Devicenet Adapter Module

    Allen-bradley Compactlogix Devicenet Adapter Module

    • Manufacturer: Allen-Bradley
    • Model: 1769

    New Open Box Name: Compactlogix Devicenet Adapter Module | Arrival date: 10-08-2025 | 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 Power Supply Module

    Allen Bradley Power Supply Module Series-a

    • Manufacturer: Allen-Bradley
    • Model: 1606

    New Open Box Name: Power Supply Module Series-a | Arrival date: 09-24-2025 | Dimensions l x w x h (inches): 7 x 7 x 7 | Weight (lb.): 2 | Available quantity: 1

    $175 USD
    Euclid, OH
  • Trusted Seller
    Allen-bradley Panelview Plus Logic Module

    Allen-bradley Panelview Plus Logic Module

    • Manufacturer: Allen-Bradley
    • Model: 2711

    Used, Untested. Name: Panelview Plus Logic Module | Arrival date: 09-02-2025 | Dimensions l x w x h (inches): 11 x 9 x 7 | Weight (lb.): 2 | Available quantity: 1

    $424 USD
    Euclid, OH
  • Trusted Seller
    Allen Bradley Slc500 Digital Input

    Allen Bradley Slc500 Digital Input Module

    • Manufacturer: Allen-Bradley
    • Model: 1746

    New Open Box Name: Slc500 Digital Input Module | Arrival date: 10-13-2025 | Dimensions l x w x h (inches): 11 x 9 x 7 | Electrical: 15-30VDC | Weight (lb.): 1 | Available quantity: 1

    $100 USD
    Euclid, OH
  • Trusted Seller
    Allen-bradley Processor Module. Factory Sealed

    Allen-bradley Processor Module. Factory Sealed

    • Manufacturer: Allen-Bradley
    • Model: 1785

    New, Factory Sealed, Quantity 1 Name: Processor Module. Factory Sealed | Arrival date: 03-28-2025 | Dimensions l x w x h (inches): 15 x 11 x 9 | Capacity: SERIES E | Weight (lb.): 9 | Available quantity: 1

    $419 USD
    Euclid, OH
  • Trusted Seller
    Allen Bradley Micrologix Digital Input

    Allen Bradley Micrologix Digital Input Module

    • Manufacturer: Allen-Bradley
    • Model: 1762

    New Open Box Name: Micrologix Digital Input Module | Arrival date: 10-13-2025 | Dimensions l x w x h (inches): 7 x 7 x 5 | Electrical: 47-63HZ, 0.05A, 120 VAC | Weight (lb.): 1 | Available quantity: 1

    $100 USD
    Euclid, OH
  • Trusted Seller
    Allen Bradley Armor Start Control

    Allen Bradley Armor Start Control Module

    • Manufacturer: Allen-Bradley
    • Model: 280D

    Ser C, New Open Box Name: Armor Start Control Module | Arrival date: 09-06-2025 | Dimensions l x w x h (inches): 16 x 12 x 20 | Capacity: 3 METER | Electrical: 24 V | Weight (lb.): 24 | Available quantity: 1

    $400 USD
    Euclid, OH
  • Trusted Seller
    Allen Bradley Micrologix 1000 I/o

    Allen Bradley Micrologix 1000 I/o Module

    • Manufacturer: Allen-Bradley
    • Model: 1761-L32BWB

    New Open Box Name: Micrologix 1000 I/o Module | Arrival date: 08-14-2025 | Dimensions l x w x h (inches): 9 x 9 x 9 | Electrical: 24VDC POWER | Weight (lb.): 1 | Available quantity: 1

    $339 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
    Siemens Scalance S602 Security Ethernet

    Siemens Scalance S602 Security Ethernet Module

    • Manufacturer: Siemens
    • Model: 6GK

    New Open Box Name: Scalance S602 Security Ethernet Module | Arrival date: 07-10-2025 | Dimensions l x w x h (inches): 11 x 9 x 7 | Weight (lb.): 8 | Available quantity: 1

    $599 USD
    Euclid, OH
  • Trusted Seller
    Allen Bradley Controllogix Network Interface

    Allen Bradley Controllogix Network Interface Module

    • Manufacturer: Allen-Bradley
    • Model: 1756

    New Open Box Name: Controllogix Network Interface Module | Arrival date: 07-25-2025 | Dimensions l x w x h (inches): 11 x 9 x 7 | Capacity: 10/100MBPS, 128 TCP/IP CONNECTIONS | Weight (lb.): 6 | Available quantit...

    $504 USD
    Euclid, OH
  • Trusted Seller
    Allen Bradley Analog Output Module

    Allen Bradley Analog Output Module Ser A 1771-OFE2

    • Manufacturer: Allen-Bradley
    • Model: 1771-OFE2

    USED Allen Bradley Analog Output Module Ser A 1771-OFE2 Shelving number (1F20)

    $63 USD
    Sevierville, TN
  • Trusted Seller
    ALLEN BRADLEY INPUT MODULE 1746-IA16

    ALLEN BRADLEY INPUT MODULE 1746-IA16 SERIES C

    • Manufacturer: Allen-Bradley
    • Model: 1746-IA16

    USED ALLEN BRADLEY INPUT MODULE 1746-IA16 SERIES C Shelving number (1D4)(1D12)

    $22 USD
    Sevierville, TN
  • Trusted Seller
    Allen-Bradley SLC 500 Thermocouple /

    Allen-Bradley SLC 500 Thermocouple / mV Input Module 1746-NT4

    • Manufacturer: Allen-Bradley
    • Model: SLC500

    “Inspected and in excellent condition, backed by a 30-day Warranty.” You Will Receive: - Allen-Bradley SLC 500 Thermocouple / mV Input Module 1746-NT4 - 30 Day Warranty Specifications: 30 DAY WARRANTY This instru...

    $247 USD
    Cridersville, OH
  • Trusted Seller
    Westinghouse 1943A23G01 Test Module DVM

    Westinghouse 1943A23G01 Test Module DVM PLC PCB Module Tester

    • Manufacturer: Westinghouse

    New old stock. If this item ships as Flat Rate Freight please see details in Shipping tab

    $1,400 USD
    Millersburg, IN
89101112

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.