Industrial Automation » Input/Output Modules

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Used ac controllers

  • Trusted Seller
    57C410 Reliance 4CH Analog Output

    57C410 Reliance 4CH Analog Output Module AutoMax NEW UNIT STOCK G674

    • Manufacturer: Reliance Electric

    57C410 Reliance 4CH Analog Output Module AutoMax NEW UNIT STOCK G674

    $995 USD
    Montgomeryville, PA
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    TOSHIBA B20016RY Output Module Used

    TOSHIBA B20016RY Output Module Used

    • Manufacturer: Toshiba

    Removed from: Toshiba Injection Molding Machine Model: ISGS610V10-34AT Serial: 837008 Expedited shipping services are available upon request. All taxes due are the responsibility of purchaser. Visitors are ...

    Holly, MI
  • Trusted Seller
    TOSHIBA B20016RY Output Module Used

    TOSHIBA B20016RY Output Module Used

    • Manufacturer: Toshiba

    Removed from: Toshiba Injection Molding Machine Model: ISGS610V10-34AT Serial: 837008 Expedited shipping services are available upon request. All taxes due are the responsibility of purchaser. Visitors are ...

    $180 USD
    Holly, MI
  • Trusted Seller
    SIEMENS 6ES7 322-1BF01-0AA0 SIMATIC S7-300

    SIEMENS 6ES7 322-1BF01-0AA0 SIMATIC S7-300 NEW SEALED UNIT STOCK G385A

    • Manufacturer: Siemens
    • Model: 6ES7322

    SIEMENS 6ES7 322-1BF01-0AA0 SIMATIC S7-300 NEW SEALED UNIT STOCK G385A

    $395 USD
    Montgomeryville, PA
  • Trusted Seller
    NEW Allen-Bradley 1734-OE4C Analog Output

    NEW Allen-Bradley 1734-OE4C Analog Output Module STOCK H1200A

    • Manufacturer: Allen-Bradley
    • Model: 1734

    Analog/digital: Analog | Country/region of manufacture: United States | Controller platform: CompactLogix

    $200 USD
    Montgomeryville, PA
  • Trusted Seller
    NEW IN BAG JOHNSON CONTROLS

    NEW IN BAG JOHNSON CONTROLS TRANSMITTERS / RECEIVER SLAVE 24-4536-18

    • Manufacturer: Johnson

    NEW IN BAG JOHNSON CONTROLS TRANSMITTERS / RECEIVER SLAVE 24-4536-18 Shelving number (Q51)

    $450 USD
    Sevierville, TN
  • Trusted Seller
    Bihl + Wiedemann Lot Of

    Bihl + Wiedemann Lot Of 13 Safety Input Modules

    • Manufacturer: Bihl+Wiedemann

    Q13, Bwu3032, Bwu2715, Made In Germany, New Name: Lot Of 13 Safety Input Modules | Arrival date: 10-13-2025 | Dimensions l x w x h (inches): 9 x 13 x 6 | Weight (lb.): 4 | Available quantity: 1

    $250 USD
    Euclid, OH
  • Trusted Seller
    Modicon Input Module

    Modicon Input Module

    • Manufacturer: Modicon

    Made In The Usa Name: Input Module | Arrival date: 10-08-2025 | Dimensions l x w x h (inches): 12 x 10 x 3 | Weight (lb.): 2 | Available quantity: 1

    $100 USD
    Euclid, OH
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    Siemens Module

    Siemens Module

    • Manufacturer: Siemens
    • Model: 6ES7

    Used, Made In Germany Name: Module | Arrival date: 10-02-2025 | Dimensions l x w x h (inches): 9 x 3 x 2 | Weight (lb.): 1 | Available quantity: 2

    $125 USD
    Euclid, OH
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    Reliance Input Module

    Reliance Input Module

    • Manufacturer: Reliance Electric

    New, Quantity 1, Made In The Usa Name: Input Module | Arrival date: 09-27-2025 | Dimensions l x w x h (inches): 16 x 4 x 4 | Capacity: 16 CHANNEL | Weight (lb.): 2 | Available quantity: 1

    $350 USD
    Euclid, OH
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    B&r Digital Output Module

    B&r Digital Output Module

    • Manufacturer: B & R

    New, No Box Name: Digital Output Module | Arrival date: 09-23-2025 | Dimensions l x w x h (inches): 7 x 7 x 5 | Weight (lb.): 1 | Available quantity: 1

    $500 USD
    Euclid, OH
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    Siemens Simatic S7 Interface Module

    Siemens Simatic S7 Interface Module

    • Manufacturer: Siemens
    • Model: 6ES7

    New Open Box Name: Simatic S7 Interface Module | Arrival date: 09-15-2025 | Dimensions l x w x h (inches): 7 x 7 x 5 | Weight (lb.): 1 | Available quantity: 1

    $125 USD
    Euclid, OH
  • Trusted Seller
    Siemens Digital Output Module

    Siemens Digital Output Module

    • Manufacturer: Siemens
    • Model: 6ES7

    New Name: Digital Output Module | Arrival date: 09-15-2025 | Dimensions l x w x h (inches): 7 x 7 x 5 | Weight (lb.): 1 | Available quantity: 1

    $175 USD
    Euclid, OH
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    Siemens Electronics Module For Et200s

    Siemens Electronics Module For Et200s

    • Manufacturer: Siemens
    • Model: 6ES7

    New Open Box Name: Electronics Module For Et200s | Arrival date: 09-15-2025 | Dimensions l x w x h (inches): 7 x 7 x 5 | Weight (lb.): 1 | Available quantity: 1

    $150 USD
    Euclid, OH
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    Siemens Coupler

    Siemens Coupler

    • Manufacturer: Siemens
    • Model: 6ES7

    New Open Box Name: Coupler | Arrival date: 09-11-2025 | Dimensions l x w x h (inches): 7 x 7 x 5 | Weight (lb.): 1 | Available quantity: 1

    $250 USD
    Euclid, OH
89101112

Overview

Input/Output (I/O) modules are essential components in industrial automation systems. They serve as the interface between various field devices and the control system, allowing the exchange of data and signals. I/O modules can handle both analog and digital inputs and outputs, making them crucial for monitoring and controlling processes in manufacturing, energy, and other sectors.

FAQ

What should I consider when buying an I/O module?

Consider the compatibility with your existing control system, the number of input and output channels, and the type of signals (analog or digital) it supports. Reliability and ease of integration are also important factors.

How do I ensure the I/O module is shipped safely to my location?

Use a reputable shipping service that specializes in electronics. Ensure the module is properly packaged with anti-static materials and secured to prevent damage during transit.

What is the maintenance schedule for an I/O module?

Regular maintenance includes inspecting connections for wear or corrosion, ensuring the module is clean and free from dust, and checking for any firmware updates from the manufacturer. Consult the manufacturer’s manual for detailed maintenance intervals.