Industrial Automation » Input/Output Modules

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  • Trusted Seller
    Hitachi Programmable Controller Analog Input

    Hitachi Programmable Controller Analog Input Module

    • Manufacturer: Hitachi

    New Open Box Name: Programmable Controller Analog Input Module | Arrival date: 09-18-2025 | Dimensions l x w x h (inches): 13 x 9 x 7 | Weight (lb.): 1 | Available quantity: 2

    $599 USD
    Euclid, OH
  • Trusted Seller
    Siemens Cpu Interface Module

    Siemens Cpu Interface Module

    • Manufacturer: Siemens
    • Model: 6ES7

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

    $599 USD
    Euclid, OH
  • Trusted Seller
    Fanuc 8-point I/o Output Module

    Fanuc 8-point I/o Output Module

    • 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

    $200 USD
    Euclid, OH
  • Trusted Seller
    Siemens Simatic S7-300 Central Processing

    Siemens Simatic S7-300 Central Processing Unit

    • Manufacturer: Siemens
    • Model: 6ES7317

    New Open Box Name: Simatic S7-300 Central Processing Unit | Arrival date: 08-25-2025 | Dimensions l x w x h (inches): 7 x 7 x 5 | Capacity: 1.5MB WORKING MEMORY | Weight (lb.): 1 | Available quantity: 1

    $1,299 USD
    Euclid, OH
  • Trusted Seller
    Honeywell PLC Output Module

    Honeywell PLC Output Module

    • 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

    $200 USD
    Euclid, OH
  • Trusted Seller
    Siemens Simatic Dp Interface Module

    Siemens Simatic Dp Interface Module

    • Manufacturer: Siemens
    • Model: 6ES7151

    New Open Box Name: Simatic Dp Interface Module | Arrival date: 08-14-2025 | Dimensions l x w x h (inches): 7 x 7 x 5 | Capacity: 100MBPS TRANSFER RATE | Weight (lb.): 1 | Available quantity: 1

    $200 USD
    Euclid, OH
  • Trusted Seller
    Siemens Simatic S7-300 Series Relay

    Siemens Simatic S7-300 Series Relay Output Module Sm322

    • 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...

    $300 USD
    Euclid, OH
  • Trusted Seller
    Siemens Simatic Et200 Compact Module

    Siemens Simatic Et200 Compact Module Factory Sealed.

    • Manufacturer: Siemens
    • Model: 6ES7

    New, Factory Sealed, Quantity 1 Name: Simatic Et200 Compact Module Factory Sealed. | Arrival date: 05-15-2025 | Dimensions l x w x h (inches): 9 x 9 x 9 | Weight (lb.): 6 | Available quantity: 1

    $345 USD
    Euclid, OH
  • Trusted Seller
    B&r Analog Input Module

    B&r Analog Input Module

    • Manufacturer: B & R

    New Open Box, Quantity 1 Name: Analog Input Module | Arrival date: 05-05-2025 | Dimensions l x w x h (inches): 7 x 7 x 5 | Capacity: 8 ANAOLG INPUTS. 13-BIT CONVERTER RESOLUTION | Weight (lb.): 6 | Available quan...

    $160 USD
    Euclid, OH
  • Siemens SIEMENS 6ES7340-1AH02-0AE0

    Siemens SIEMENS 6ES7340-1AH02-0AE0

    • Manufacturer: Siemens
    • Model: 6ES7340

    “Very good conditions.” 6ES73401AH020AE0 COMMUNICATION PROCESSOR CP 340 SIMATIC S7-300 W/ RS232C INTERFACE (RS-232-C) 24 V 165 MA 2.4-19.2 KBIT/S 0.6-0.85 W

    $50 USD
    Waukesha, WI
  • Okuma & Howa D14-503-001/02 Input

    Okuma & Howa D14-503-001/02 Input Module - USED

    • Manufacturer: Okuma

    USED Okuma & Howa D14-503-001/02 Input Module, AC 200-240V, 50/60Hz Input, DC24V Output Item is guaranteed to not be DOA for replacement or refund within 30 days of receiving. Item is sold as pictured. The item y...

    $522 USD
    Kawkawlin, MI
  • Siemens 6ES5466-3LA11 Analog Input Module,

    Siemens 6ES5466-3LA11 Analog Input Module, Floating 8/16 Inputs, Simatic S5

    • Manufacturer: Siemens
    • Model: 6ES5466-3LA11

    USED Siemens 6ES5466-3LA11 Analog Input Module, Floating 8/16 Inputs, Simatic S5 Item is guaranteed to not be DOA for replacement or refund within 30 days of receiving. Item is sold as pictured. The item you rece...

    $750 USD
    Kawkawlin, MI
  • Horner Electric HE693DAC420D Analog Output

    Horner Electric HE693DAC420D Analog Output Module, 4 Channel - USED

    • Manufacturer: Horner Electric

    USED Horner Electric HE693DAC420D Analog Output Module, 4 Channel Item is guaranteed to not be DOA for replacement or refund within 30 days of receiving. Item is sold as pictured. The item you receive may not be ...

    $665 USD
    Kawkawlin, MI
  • Allen Bradley 1734-MB & 1734-RTBS

    Allen Bradley 1734-MB & 1734-RTBS

    • Manufacturer: Allen-Bradley
    • Model: 1734

    2 in stock The Allen Bradley 1734-MB & 1734-RTBS are input/output modules designed for use with PLCs (Programmable Logic Controllers) in industrial automation and motion control systems. Manufactured by Allen-Bra...

    $45 USD
    New York, USA
  • Trusted Seller
    NEW IN BOX ALLEN-BRADLEY PLC-5

    NEW IN BOX ALLEN-BRADLEY PLC-5 HIGH TRUE INPUT MODULE 1771-IBN SERIES C

    • Manufacturer: Allen-Bradley

    NEW IN BOX ALLEN-BRADLEY PLC-5 HIGH TRUE INPUT MODULE 1771-IBN SERIES C Shelving number (D37)

    $195 USD
    Sevierville, TN
2122232425

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.