Industrial Automation » Input/Output Modules

Search By Manufacturer

Search By Country

Building Filters

2847

Used digital

  • Trusted Seller
    B&r Digital Output Module -

    B&r Digital Output Module - X20s04110

    • 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

    $276 USD
    Euclid, OH
  • Trusted Seller
    Allen-bradley Point I/o Ac Digital

    Allen-bradley Point I/o Ac Digital Output Module - 1734-oa4

    • Manufacturer: Allen-Bradley
    • Model: 1734

    New, Open Box Name: Point I/o Ac Digital Output Module | Arrival date: 10-01-2025 | Dimensions l x w x h (inches): 7 x 7 x 5 | Weight (lb.): 1 | Available quantity: 2

    $45 USD
    Euclid, OH
  • Siemens,SM321,Digital Input Module

    Siemens,SM321,Digital Input Module

    • Manufacturer: Siemens

    What's Included? See photos. We try our best to provide full details of each item and any included accessories, but if it's not shown in the photos then it will not be included with the item. 30-Day Easy Returns ...

    $28 USD
    Galion, OH
  • Trusted Seller
    Allen Bradley Enhanced Source Digital

    Allen Bradley Enhanced Source Digital Output Module - 1734-ob8e

    • Manufacturer: Allen-Bradley
    • Model: 1734

    New Open Box Name: Enhanced Source Digital Output Module | Arrival date: 08-19-2025 | Dimensions l x w x h (inches): 7 x 7 x 5 | Electrical: 3A, 24VDC | Weight (lb.): 1 | Available quantity: 8

    $43 USD
    Euclid, OH
  • ALLEN BRADLEY,1734-IB8,DIGITAL INPUT MODULE

    ALLEN BRADLEY,1734-IB8,DIGITAL INPUT MODULE

    • Manufacturer: Allen-Bradley
    • Model: 1734

    What's Included? See photos. We try our best to provide full details of each item and any included accessories, but if it's not shown in the photos then it will not be included with the item. 30-Day Easy Returns ...

    $15 USD
    Galion, OH
  • Trusted Seller
    Allen Bradley Lot Of 10

    Allen Bradley Lot Of 10 8 Point Digital Output Modules - 1734-ob8

    • Manufacturer: Allen-Bradley
    • Model: 1734

    Q10, Made In Singapore, New Open Box Name: Lot Of 10 8 Point Digital Output Modules | Arrival date: 10-13-2025 | Dimensions l x w x h (inches): 7 x 4 x 3 | Weight (lb.): 1 | Available quantity: 3

    $290 USD
    Euclid, OH
  • SMC,EX600-DYPE,Digital Output Module NEW

    SMC,EX600-DYPE,Digital Output Module NEW

    • Manufacturer: SMC

    New without original box. Please see pictures for details and condition. You will receive what’s in the pictures. If we have multiples of the same item, the pictures may differ. Please review the pictures to make...

    $56 USD
    Galion, OH
  • Westinghouse,5X00034G01,Digital Input Module

    Westinghouse,5X00034G01,Digital Input Module

    • Manufacturer: Westinghouse

    What's Included? See photos. We try our best to provide full details of each item and any included accessories, but if it's not shown in the photos then it will not be included with the item. 30-Day Easy Returns ...

    $900 USD
    Galion, OH
  • Westinghouse,1C31125G02,Digital Output Module

    Westinghouse,1C31125G02,Digital Output Module

    • Manufacturer: Westinghouse

    What's Included? See photos. We try our best to provide full details of each item and any included accessories, but if it's not shown in the photos then it will not be included with the item. 30-Day Easy Returns ...

    $85 USD
    Galion, OH
  • OPTO 22,ODC5Q,DIGITAL OUTPUT MODULE NOS

    OPTO 22,ODC5Q,DIGITAL OUTPUT MODULE NOS

    • Manufacturer: Opto 22

    What's Included? See photos. We try our best to provide full details of each item and any included accessories, but if it's not shown in the photos then it will not be included with the item. 30-Day Easy Returns ...

    $15 USD
    Galion, OH
  • SMC,EX600-DMNE,Digital Input/Output Module New

    SMC,EX600-DMNE,Digital Input/Output Module New

    • Manufacturer: SMC

    New without original box. Please see pictures for details and condition. You will receive what’s in the pictures. If we have multiples of the same item, the pictures may differ. Please review the pictures to make...

    $120 USD
    Galion, OH
  • SIEMENS,6ES5454-7LA12,DIGITAL OUTPUT MODULE

    SIEMENS,6ES5454-7LA12,DIGITAL OUTPUT MODULE

    • Manufacturer: Siemens
    • Model: 6ES5454-7LA12

    What's Included? See photos. We try our best to provide full details of each item and any included accessories, but if it's not shown in the photos then it will not be included with the item. 30-Day Easy Returns ...

    $88 USD
    Galion, OH
  • SIEMENS,6ES5454-7LA12,DIGITAL OUTPUT MODULE REFURBISHED

    SIEMENS,6ES5454-7LA12,DIGITAL OUTPUT MODULE REFURBISHED

    • Manufacturer: Siemens
    • Model: 6ES5454-7LA12

    What's Included? See photos. We try our best to provide full details of each item and any included accessories, but if it's not shown in the photos then it will not be included with the item. 30-Day Easy Returns ...

    $52 USD
    Galion, OH
  • Phoenix Contact,IBS RT 24 DI

    Phoenix Contact,IBS RT 24 DI 32-T,Digital Input Module 24vdc

    • Manufacturer: Phoenix Contact
    • Model: IBS RT 24 DI 32-T

    Used and in good condition. Please see pictures for details and condition. You will receive what’s in the pictures. If we have multiples of the same item, the pictures may differ. Please review the pictures to ma...

    $120 USD
    Galion, OH
  • OPTO 22,G4-IAC5,DIGITAL AC INPUT MODULE

    OPTO 22,G4-IAC5,DIGITAL AC INPUT MODULE LOT OF 2 NOS

    • Manufacturer: Opto 22

    New without original box, lot of 2. Please see pictures for details and condition. You will receive what’s in the pictures. If we have multiples of the same item, the pictures may differ. Please review the pictur...

    $16 USD
    Galion, OH
12345

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.