Industrial Automation » Input/Output Modules

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Used electric&controller&monitor

  • Trusted Seller
    Beckhoff Digital Output Terminal -

    Beckhoff Digital Output Terminal - Kl2134

    • Manufacturer: Beckhoff
    • Model: KL

    New Open Box Name: Digital Output Terminal | Arrival date: 10-24-2025 | Dimensions l x w x h (inches): 7 x 7 x 5 | Electrical: 0.5A, 24VDC | Weight (lb.): 1 | Available quantity: 1

    $50 USD
    Euclid, OH
  • Trusted Seller
    Beckhoff Analog Output Terminal -

    Beckhoff Analog Output Terminal - Kl4032

    • Manufacturer: Beckhoff
    • Model: KL

    New Open Box Name: Analog Output Terminal | Arrival date: 10-22-2025 | Dimensions l x w x h (inches): 7 x 7 x 5 | Electrical: -10 - 10 V | Weight (lb.): 1 | Available quantity: 1

    $50 USD
    Euclid, OH
  • Trusted Seller
    Ge Output Module - Ic694mdl310b

    Ge Output Module - Ic694mdl310b

    • Manufacturer: GE

    New Open Box Name: Output Module | Arrival date: 10-20-2025 | Dimensions l x w x h (inches): 7 x 7 x 7 | Electrical: 0.5A, 120VAC | Weight (lb.): 1 | Available quantity: 1

    $250 USD
    Euclid, 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

    $57 USD
    Euclid, OH
  • Trusted Seller
    Fanuc 8-point I/o Output Module

    Fanuc 8-point I/o Output Module - A03b-0807-j152

    • Manufacturer: Fanuc

    New Open Box Name: 8-point I/o Output Module | Arrival date: 08-29-2025 | Dimensions l x w x h (inches): 7 x 7 x 7 | Electrical: 12VDC | Weight (lb.): 1 | Available quantity: 1

    $160 USD
    Euclid, OH
  • Trusted Seller
    Honeywell PLC Output Module -

    Honeywell PLC Output Module - 621-6550rc

    • Manufacturer: Honeywell

    New Open Box Name: PLC Output Module | Arrival date: 08-25-2025 | Dimensions l x w x h (inches): 13 x 11 x 9 | Electrical: 2-5A, 24VDC | Weight (lb.): 2 | Available quantity: 2

    $150 USD
    Euclid, OH
  • Trusted Seller
    Beckhoff PLC Programming Terminal 4-channel

    Beckhoff PLC Programming Terminal 4-channel Module - Kl4034

    • Manufacturer: Beckhoff
    • Model: KL

    New Open Box Name: PLC Programming Terminal 4-channel Module | Arrival date: 11-05-2025 | Dimensions l x w x h (inches): 7 x 7 x 5 | Electrical: 85mA | Weight (lb.): 1 | Available quantity: 3

    $150 USD
    Euclid, OH
  • Trusted Seller
    Siemens 8slot Et200x Expansion Module

    Siemens 8slot Et200x Expansion Module - 6es7141-1bf31-0xa0

    • Manufacturer: Siemens
    • Model: 6ES7141

    New Open Box Name: Et200x Expansion Module | Arrival date: 07-14-2025 | Dimensions l x w x h (inches): 9 x 9 x 9 | Capacity: 8SLOT | Electrical: 24VDC | Weight (lb.): 6 | Available quantity: 1

    $59 USD
    Euclid, OH
  • Trusted Seller
    Siemens Simatic S7-1200 Compact Cpu

    Siemens Simatic S7-1200 Compact Cpu Unit - 6es7214-1bg31-0xb0

    • Manufacturer: Siemens
    • Model: 6ES7214

    Used Name: Simatic S7-1200 Compact Cpu Unit | Arrival date: 08-20-2025 | Dimensions l x w x h (inches): 7 x 7 x 5 | Electrical: 85-264VAC @ 47-63Hz | Weight (lb.): 1 | Available quantity: 1

    $90 USD
    Euclid, OH
  • Trusted Seller
    Siemens Simatic S7-300 Series Relay

    Siemens Simatic S7-300 Series Relay Output Module Sm322 - 6es7322-5hf00-0ab0

    • Manufacturer: Siemens
    • Model: 6ES7322

    New Open Box Name: Simatic S7-300 Series Relay Output Module Sm322 | Arrival date: 08-14-2025 | Dimensions l x w x h (inches): 7 x 7 x 5 | Electrical: 160mA, 120-230VAC, 24VDC | Weight (lb.): 1 | Available quanti...

    $210 USD
    Euclid, OH
  • Trusted Seller
    Allen Bradley PLC-5 Series 16-point

    Allen Bradley PLC-5 Series 16-point Digital Output Module - 17710ad

    • Manufacturer: Allen-Bradley

    New Open Box Name: PLC-5 Series 16-point Digital Output Module | Arrival date: 08-29-2025 | Dimensions l x w x h (inches): 13 x 11 x 9 | Electrical: 0.7A @ 5VDC, 50/60Hz, 12-120VAC | Weight (lb.): 2 | Available q...

    $77 USD
    Euclid, OH
  • RELIANCE,45C997,OUTPUT MODULE ANALOG NEW

    RELIANCE,45C997,OUTPUT MODULE ANALOG NEW

    • Manufacturer: Reliance Electric

    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 ...

    $1,600 USD
    Galion, OH
  • RELIANCE,61C366,ANALOG RAIL OUTPUT MODULE REFURBISHED

    RELIANCE,61C366,ANALOG RAIL OUTPUT MODULE REFURBISHED

    • Manufacturer: Reliance Electric

    “Used in good condition.” 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 ...

    $800 USD
    Galion, OH
  • Reliance,61C346,Analog Input Module

    Reliance,61C346,Analog Input Module

    • Manufacturer: Reliance Electric

    “Used and in good condition.” 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. Pl...

    $1,000 USD
    Galion, OH
  • RELIANCE,61C346,ANALOG INPUT MODULE NEW

    RELIANCE,61C346,ANALOG INPUT MODULE NEW

    • Manufacturer: Reliance Electric

    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 ...

    $2,200 USD
    Galion, OH
7891011

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.