Industrial Automation » Programmable Logic Controllers (PLC)

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Used measurement and control engineering

  • Siemens 6SL3040-0JA01-0AA0

    Siemens 6SL3040-0JA01-0AA0

    • new

    • Manufacturer: Siemens
    • Model: 6SL

    New Sealed Siemens 6SL3040-0JA01-0AA0 Sinamics Controller Module Control Unit In new working and cosmetic condition. New sealed. See pictures. I will ship within one business day. International buyers are welcome...

    $1,300 USD
    Houston, TX
  • Allen-Bradley Allen-Bradley

    Allen-Bradley Allen-Bradley

    • new

    • Manufacturer: Allen-Bradley

    New Allen Bradley 1444-DYN04-01RA Dynamic Measurement EtherNet/IP Module In new working and cosmetic condition. New sealed. See pictures. I will ship within one business day. International buyers are welcome. Fee...

    $2,000 USD
    Houston, TX
  • Allen-Bradley / Rockwell Automation 150-C60NBD

    Allen-Bradley / Rockwell Automation 150-C60NBD

    • new

    • Manufacturer: Allen-Bradley
    • Model: 150-C

    “Surplus unit. See pictures” Surplus Allen Bradley 150-C60NBD /B SMC-3 Smart Motor Controller 60A 480VAC In new working and cosmetic condition. Never used. I will ship within one business day. International buyer...

    $1,400 USD
    Houston, TX
  • Siemens Simanics

    Siemens Simanics

    • used

    • Manufacturer: Siemens

    “In good working and cosmetic condition. Tested and works. See pictures” Siemens Sinamics Control Unit CU320-2 DP 1P 6SL3040-1MA00-0AA0 Version 24VDC In good working and cosmetic condition. Tested and works. See ...

    $600 USD
    Houston, TX
  • Allen-Bradley 1762-L40AWA

    Allen-Bradley 1762-L40AWA

    • new

    • Manufacturer: Allen-Bradley
    • Model: 1762

    “Surplus no box. See pictures” Allen Bradley 1762-L40AWA /C MicroLogix 1200 AC In Relay Out Power Controller In new working and cosmetic condition. Never used. No Box I will ship within one business day. Internat...

    $1,500 USD
    Houston, TX
  • Allen-Bradley 1769-L30ER

    Allen-Bradley 1769-L30ER

    • used

    • Manufacturer: Allen-Bradley
    • Model: 1769

    “Tested and works. See pictures” Allen Bradley 1769-L30ER /A Controller CompactLogix In good working and cosmetic condition. Tested and works. See pictures I will ship within one business day. International buyer...

    $900 USD
    Houston, TX
  • Allen-Bradley 1756-L71

    Allen-Bradley 1756-L71

    • new

    • Manufacturer: Allen-Bradley
    • Model: 1756

    Sealed Allen Bradley 1756-L71 /B ControlLogix Logix5571 2MB Memory Controller In new working and cosmetic condition. Never used. Sealed. I will ship within one business day. International buyers are welcome Feel ...

    $2,200 USD
    Houston, TX
  • Allen-Bradley 1769-L33ER

    Allen-Bradley 1769-L33ER

    • new

    • Manufacturer: Allen-Bradley
    • Model: 1769

    2024 Surplus Sealed Allen Bradley 1769-L33ER /A CompactLogix Controller In new working and cosmetic condition. Never used. Sealed. I will ship within one business day. International buyers are welcome Feel free t...

    $2,000 USD
    Houston, TX
  • Allen-Bradley 1769-L33ERM

    Allen-Bradley 1769-L33ERM

    • new

    • Manufacturer: Allen-Bradley
    • Model: 1769

    “Surplus unit. Open box. See pictures” Surplus Open Box Allen-Bradley 1769-L33ERM CompactLogix Controller In new working and cosmetic condition. Never used. I will ship within one business day. International buye...

    $1,700 USD
    Houston, TX
  • Allen-Bradley 1769-L19ER-BB1B

    Allen-Bradley 1769-L19ER-BB1B

    • new

    • Manufacturer: Allen-Bradley
    • Model: 1769-L19ER-BB1B

    2025 Sealed Allen Bradley 1769-L19ER-BB1B Ser C CompactLogix 5370 Controller In new working and cosmetic condition. Never used. Sealed. 2025 series C I will ship within one business day. International buyers are ...

    $1,700 USD
    Houston, TX
  • Allen-Bradley Allen Bradley 1747-L553

    Allen-Bradley Allen Bradley 1747-L553

    • used

    • Manufacturer: Allen-Bradley
    • Model: 1747

    “Tested and works. See pictures” Allen Bradley 1747-L553 /A SLC 500 5/05 Processor Controller RS232/64K 1747 L553 In good working and cosmetic condition. Tested and works. See pictures I will ship within one busi...

    $1,400 USD
    Houston, TX
  • Allen-Bradley / Rockwell Automation Allen-Bradley

    Allen-Bradley / Rockwell Automation Allen-Bradley

    • new

    • Manufacturer: Allen-Bradley

    New Allen Bradley 150-C37NBR Ser B SMC-3 Smart Motor Controller 37A In new working and cosmetic condition. Never used. Sealed. I will ship within one business day. International buyers are welcome Feel free to as...

    $700 USD
    Houston, TX
  • Honeywell 12977

    Honeywell 12977

    • new

    • Manufacturer: Honeywell

    “New open box. Never used. See pictures” New Open Box Honeywell 12977 Controller 32300323-001M Niagara 32300323 JACE In new working and cosmetic condition. New open box. See pictures. I will ship within one busin...

    $1,500 USD
    Houston, TX
  • ProSoft Technology MVI56E-MNET

    ProSoft Technology MVI56E-MNET

    • used

    • Manufacturer: ProSoft Technology

    “Tested and works. See pictures” ProSoft Technology MVI56E-MNET Modbus TCP/IP Client/Server Module In good working and cosmetic condition. Tested I will ship within one business day. International buyers are welc...

    $2,000 USD
    Houston, TX
  • Allen-Bradley 1769-L16ER-BB1B

    Allen-Bradley 1769-L16ER-BB1B

    • new

    • Manufacturer: Allen-Bradley
    • Model: 1769

    Sealed Allen Bradley 1769-L16ER-BB1B /B CompactLogix 5370 L1 Processor In new working and cosmetic condition. Surplus sealed. See pictures I will ship within one business day. International buyers are welcome Fee...

    $1,500 USD
    Houston, TX
23456

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.