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  • Siemens Simatic 6ES7 154-8FB01-0AB0 Interface

    Siemens Simatic 6ES7 154-8FB01-0AB0 Interface Module IM 154-8F CPU - NEW

    • Manufacturer: Siemens
    • Model: 6ES7

    NEW OTHER Siemens Simatic 6ES7 154-8FB01-0AB0 Interface Module IM 154-8F CPU. 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...

    $560 USD
    Kawkawlin, MI
  • Trusted Seller
    allen bradley Safety Input &

    allen bradley Safety Input & Output Module

    • Manufacturer: Allen-Bradley

    “Used, in nice condition. Was in working condition when taken out of service. You will receive what you see in the photos.” Allen Bradley 1734-AENT Point I/O 1734-FPO 3-1734-IB8S 1-1734-OB8S 2-1734-IB8 Allen Brad...

    $2,750 USD
    Fleetwood, PA
  • ECE243-0 / DIGITAL INPUT MODULE

    ECE243-0 / DIGITAL INPUT MODULE / B&R AUTOMATION

    • Manufacturer: B & R

    “SOLD AS IS, WHERE IS ***NO WARRANTY***” Mpn: ECE243-0

    $926 USD
    Boise, ID
  • Siemens 6ES7 315-2EH13-0AB0 Simatic S7-300

    Siemens 6ES7 315-2EH13-0AB0 Simatic S7-300 CPU, Processor Module - USED

    • Manufacturer: Siemens
    • Model: 6ES7

    USED Siemens 6ES7 315-2EH13-0AB0 Simatic S7-300 CPU, Processor Module 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...

    $884 USD
    Kawkawlin, MI
  • Siemens 6ES7 515-2FM00-0AB0

    Siemens 6ES7 515-2FM00-0AB0

    • Manufacturer: Siemens
    • Model: 6ES7

    model: Siemens 6ES7 515-2FM00-0AB0 SIEMENS 6ES7 515-2FM00-0AB0 SIMATIC S7-1500MANUFACTURE: SIEMENS MODEL: 6ES7 515-2FM00-0AB0 CONDITION: USED/GOOD CONDITONCW5169-3037E Overview: Type: Electrical/PLC/Automation Br...

    $2,000 USD
    Woodruff, SC
  • Siemens 6ES7

    Siemens 6ES7

    • Manufacturer: Siemens
    • Model: 6ES7

    “Nice unit. See pictures for details and condition” HEHI-524 Nice unit Please see picture for more info Please feel free to ask any questions I'll load onto your truck for free We add new items weekly so check ou...

    $850 USD
    Hamilton, MI
  • Beckhoff KL3464 Analog 4-Channel Input

    Beckhoff KL3464 Analog 4-Channel Input Bus Terminal 12-Bit Single Ended 0-10V

    • Manufacturer: Beckhoff
    • Model: KL

    “New item as seen in the images. No additional items are included in the sale. 30-day warranty Included.” Beckhoff KL3464 Analog 4-Channel Input Bus Terminal 12-Bit Single Ended 0-10V 9-23F2-96259-JL-GX

    $541 USD
    Baroda, MI
  • Bihl+Wiedemann BWU2836-NTP ASi Safety Output

    Bihl+Wiedemann BWU2836-NTP ASi Safety Output Module IP20 8SO/8I 19226

    • Manufacturer: Bihl+Wiedemann

    “New item as seen in the images. 30 day warranty Included.” Bihl+Wiedemann BWU2836-NTP ASi Safety Output Module IP20 8SO/8I 19226 2-G1J-74731-JR

    $655 USD
    Baroda, MI
  • Bihl+Wiedemann BWU2836 ASi Safety Output

    Bihl+Wiedemann BWU2836 ASi Safety Output Module IP20 8SO/8I 18947

    • Manufacturer: Bihl+Wiedemann

    “New item as seen in the images. 30 day warranty Included.” Bihl+Wiedemann BWU2836 ASi Safety Output Module IP20 8SO/8I 18947 2-G1J-74734-JR

    $692 USD
    Baroda, MI
  • MINT CONDITION Siemens 6ES71421BD220X B0

    MINT CONDITION Siemens 6ES71421BD220X B0 6ES7142-1BD22- 0XB0 Basic Module

    • Manufacturer: Siemens
    • Model: 6ES7142

    “NEW IN BOX” Shipping Note: Please send us an email to request rush same day shipping if it is an urgent breakdown. We ship worldwide and will on occasion require customers UPS/DHL/FEDEX account to ship to overs...

    $990 USD
    Niagara Falls, NY
  • Trusted Seller
    Allen Bradley 5069-ECR CompactLogix 5380

    Allen Bradley 5069-ECR CompactLogix 5380 End Cap *NEW*

    • Manufacturer: Allen-Bradley
    • Model: 5069

    PLEASE REVIEW: We would ask that potential buyers please view the photographs carefully, and understand what you are buying. All questions should be submitted prior to your purchase. *Your purchase includes a 30 ...

    $25 USD
    Suwanee, GA
  • Trusted Seller
    Siemens Simatic Dp Et200s Interface

    Siemens Simatic Dp Et200s Interface Module

    • Manufacturer: Siemens
    • Model: 6ES7151

    New Open Box Name: Simatic Dp Et200s Interface Module | Arrival date: 08-18-2025 | Dimensions l x w x h (inches): 7 x 7 x 5 | Capacity: TRANSFER RATE: 100MBPS MAX | Weight (lb.): 1 | Available quantity: 1

    $200 USD
    Euclid, OH
  • Trusted Seller
    Allen Bradley 2-point Analog Output

    Allen Bradley 2-point Analog Output Module, 2pcs

    • Manufacturer: Allen-Bradley
    • Model: 1734

    New Open Box, 2pcs Name: 2-point Analog Output Module, 2pcs | Arrival date: 08-19-2025 | Dimensions l x w x h (inches): 7 x 7 x 5 | Weight (lb.): 1 | Available quantity: 1

    $300 USD
    Euclid, OH
  • Trusted Seller
    Siemens Simatic S7-1200 Compact Cpu

    Siemens Simatic S7-1200 Compact Cpu Unit

    • 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

    $125 USD
    Euclid, OH
  • Trusted Seller
    Siemens Dp Interface Module

    Siemens Dp Interface Module

    • Manufacturer: Siemens
    • Model: 6ES7151

    New Open Box Name: Dp Interface Module | Arrival date: 08-25-2025 | Dimensions l x w x h (inches): 7 x 7 x 5 | Capacity: 100 MBIT/S | Weight (lb.): 1 | Available quantity: 1

    $150 USD
    Euclid, OH
1819202122

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.