2-year MRO Warranty

Same Day Shipping

Filter by Brand

I/O Modules

I/O Modules for Industrial Applications | MRO Electric

I/O modules serve as the interface between sensors, actuators, and control systems, allowing accurate signal transmission and system monitoring. They support a variety of digital and analog inputs and outputs, ensuring reliable communication for automated machinery, conveyor systems, robotics, and process controls. Engineered for industrial environments, I/O modules deliver durability, signal integrity, and compatibility with a wide range of control devices, making them crucial for manufacturing and process automation.

Featured I/O Module Products

UDBV3 | Control Techniques I/O Modules

A02B-0259-C220 | FANUC I/O Modules

01-1000-241 | Schneider Electric I/O Modules

1790L811A | Siemens I/O Modules

Features and Benefits of I/O Modules

I/O modules are designed for reliability, precision, and ease of integration. MRO Electric provides rapid delivery, professional repair, and technical support for all module types. Key benefits include:

  • Accurate signal processing for critical automation tasks
  • Reliable operation under harsh industrial conditions
  • Compatibility with standard industrial control systems
  • Extended service life with minimal maintenance
  • Expert repair and technical support

Suggested brands: Allen-Bradley, Siemens, Omron, Schneider Electric

I/O Module Applications

I/O modules are used across multiple industries and applications:

  • Manufacturing automation – monitoring and controlling assembly lines and machinery
  • Packaging – interfacing with conveyor belts, labeling, and filling systems
  • Robotics – precise control of robotic arms and end-effectors
  • Process automation – integration with chemical, food, and pharmaceutical plant controls

How to Select the Right I/O Module

Consider the following when selecting an I/O module:

  • Signal type – digital, analog, or mixed
  • Number of channels and input/output voltage/current requirements
  • Environmental durability – temperature, vibration, and IP rating
  • Compatibility with PLCs, HMIs, and control networks
  • Communication protocols – Modbus, ProfiNet, Ethernet/IP, or other standards

Why Choose MRO Electric for Your I/O Module Needs

MRO Electric offers a large inventory of I/O modules, fast shipping, expert repair services, and warranty-backed parts. Our solutions ensure reliable automation, signal accuracy, and minimal downtime. Contact MRO Electric today for quotes, product availability, or technical guidance.

Latest I/O Modules

AS-B358-001 Image

AS-B358-001

Schneider Electric I/O Modules

ASB358001 - 300 SERIES DISCRETE OUTPUT MODULES, 24V AC, 8 OUTPUTS

contact us or call for stock
AS-B359-001 Image

AS-B359-001

Schneider Electric I/O Modules

ASB359001 - 300 SERIES DISCRETE INPUT MODULES, 24V AC, 8 INPUTS

contact us or call for stock
AS-B360-001 Image

AS-B360-001

Schneider Electric I/O Modules

ASB360001 - 300 SERIES DISCRETE OUTPUT MODULES, DRY CONTACT VOLTAGE RANGE WITH 6 OUTPUTS

contact us or call for stock
AS-B360-002 Image

AS-B360-002

Schneider Electric I/O Modules

ASB360002 - 300 SERIES DISCRETE OUTPUT MODULES, DRY CONTACT VOLTAGE RANGE WITH 6 OUTPUTS

contact us or call for stock
AS-B370-001 Image

AS-B370-001

Schneider Electric I/O Modules

ASB370001 - 300 SERIES BCD REGISTER I/O MODULES, 0-5V DC, 0 WORDS IN, 2 WORDS OUT

contact us or call for stock
AS-B371-001 Image

AS-B371-001

Schneider Electric I/O Modules

ASB371001 - 300 SERIES BCD REGISTER I/O MODULES, 0-5V DC, 2 WORDS IN, 0 WORDS OUT

contact us or call for stock
AS-B373-001 Image

AS-B373-001

Schneider Electric I/O Modules

ASB373001 - 300 SERIES ANALOG I/O MODULES, 0-10V DC, 2 WORDS IN, 0 WORDS OUT

contact us or call for stock
AS-B374-001 Image

AS-B374-001

Schneider Electric I/O Modules

ASB374001 - 300 SERIES ANALOG I/O MODULES, 1-5V DC, 4-20MA, 0 WORDS IN, 2 WORDS OUT

contact us or call for stock
AS-B375-001 Image

AS-B375-001

Schneider Electric I/O Modules

ASB375001 - 300 SERIES ANALOG I/O MODULES, 1-5V DC, 4-20MA, 2 WORDS IN, 0 WORDS OUT

contact us or call for stock
AS-B531-001 Image

AS-B531-001

Schneider Electric I/O Modules

ASB531001 - 500-SERIES I/O MODULE, DISCRETE IN, 5...28VDC, 4 (LATCHED) INPUTS, 2 INPUTS PER COMMON

contact us or call for stock
AS-B545-000 Image

AS-B545-000

Schneider Electric I/O Modules

MODICON 984 SERIES B545-000 R - MODICON I/O HOUS ASSY

in stock
AS-B550-001 Image

AS-B550-001

Schneider Electric I/O Modules

ASB550001 - 500-SERIES I/O MODULE, DISCRETE OUT, 115VAC, 4 INPUTS, 2 INPUTS PER COMMON

contact us or call for stock
AS-B551-001 Image

AS-B551-001

Schneider Electric I/O Modules

MODICON 984 SERIES 500-SERIES I/O MODULE, DISCRETE IN, 115VAC, 4 INPUTS, SEPARATE COMMONS

in stock
AS-B552-001 Image

AS-B552-001

Schneider Electric I/O Modules

MODICON 984 SERIES 500-SERIES I/O MODULE, DISCRETE OUT, 9...56VDC, 4 INPUTS, 2 INPUTS PER COMMON

in stock
AS-B553-001 Image

AS-B553-001

Schneider Electric I/O Modules

ASB553001 - 500-SERIES I/O MODULE, DISCRETE IN, 9...56VDC, 4 (TRUE HIGH) INPUTS, 2 INPUTS PER COMMON

contact us or call for stock
AS-B554-001 Image

AS-B554-001

Schneider Electric I/O Modules

ASB554001 - 500-SERIES I/O MODULE, DISCRETE OUT, 220VAC, 4 INPUTS, 2 INPUTS PER COMMON

contact us or call for stock
AS-B556-001 Image

AS-B556-001

Schneider Electric I/O Modules

ASB556001 - 500-SERIES I/O MODULE, DISCRETE OUT, 5VDC (TTL), 4 INPUTS, 2 INPUTS PER COMMON

contact us or call for stock
AS-B556-101 Image

AS-B556-101

Schneider Electric I/O Modules

AS B556 I_O OUTPUT MODULE 5V TTL - 984 SERIES

contact us or call for stock
AS-B557-001 Image

AS-B557-001

Schneider Electric I/O Modules

ASB557001 - 500-SERIES I/O MODULE, DISCRETE IN, 5VDC (TTL), 4 INPUTS, 2 INPUTS PER COMMON

contact us or call for stock
AS-B558-001 Image

AS-B558-001

Schneider Electric I/O Modules

MODICON 984 SERIES 00-SERIES I/O MODULE, DISCRETE OUT, 9...56VDC, 4 INPUTS, 2 INPUTS PER COMMON

in stock