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2-year Warranty

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FANUC A03B-0819-C002

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2 Year warranty

Part NumberA03B-0819-C002
TypeI/O Modules
Model #A03B0819C002
Warranty2 Year
Range A03B
CategoryPLC Machine control
OperationI/O Base unit

Our Repair Services

MRO Electric repairs CNCs, PLCs, Servo/Spindle Drives, Motors, Amplifiers, VFDs, HMIs, and more, most of which can be repaired in only 3-5 days.

Repair Benefits

MRO can restore your failed A03B-0819-C002 to remanufactured condition and save you up to 75% compared to buying new. We offer standard repair pricing to ensure you the best value for your repair.

Our certified technicians use rigorous testing procedures to ensure your parts are restored to fully functioning condition. Our team proudly stands behind all repairs by providing a minimum 2-year warranty.

Our technicians have vast experience with most manufacturers and models. In addition to this A03B-0819-C002 we also repair a wide range of other FANUC products, so if you don’t see the model you need, please contact us.

Core Exchange

If you are interested in getting credit for your faulty A03B-0819-C002, just let us know, and we can issue you an RMA to send it in as an exchange. Our exchange program provides you with savings and keeps us stocked for the next time you need anything.

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Ask about exchanging your faulty A03B-0819-C002 for credit when ordering from MRO Electric

MRO Electric provides a 2-year warranty on every item we sell and repair. We stand behind all of our products and guarantee them for the full 2 years. If there is an issue with any of our products within the warranty period, we will evaluate the unit and repair or replace it under warranty.

FANUC A03B-0819-C002 Overview

FANUC A03B-0819-C002

The FANUC A03B-0819-C002 is a 5-slot I/O Base Unit, also known as the Model ABU05A. This horizontal backplane rack assembly serves as an essential component in industrial automation systems, particularly those utilizing FANUC programmable logic controllers (PLCs). Let's explore the key features, specifications, and applications of the FANUC A03B-0819-C002:

Key Features:

I/O Module Base Unit:

The A03B-0819-C002 is designed as an I/O Module Base Unit, providing a platform for the integration of input and output modules within an industrial control system.

5-Slot Configuration:

This base unit features five slots for accommodating various I/O modules, allowing flexibility in configuring the system based on specific application requirements.

Horizontal Backplane:

The horizontal backplane orientation of the ABU05A facilitates ease of access to the I/O modules, making installation and maintenance more convenient in certain industrial setups.

Rack Assembly:

The unit serves as a rack assembly, providing a structured framework for mounting and securing the I/O modules within an industrial control cabinet.

Industrial Compatibility:

The A03B-0819-C002 is specifically designed for compatibility with FANUC industrial automation systems, ensuring seamless integration into FANUC PLC-based control architectures.

Robust Construction:

Built with durability in mind, the base unit features a robust construction to withstand the harsh conditions often encountered in industrial environments.


With the capability to host up to five I/O modules, the ABU05A allows for scalability, enabling users to expand their control system as needed by adding additional I/O modules.


Model: A03B-0819-C002

Type: 5-Slot I/O Base Unit (ABU05A)

Orientation: Horizontal

Slots: 5 slots for I/O modules

Compatibility: FANUC industrial automation systems

Construction: Robust and durable


The FANUC A03B-0819-C002 5-Slot I/O Base Unit finds application in various industrial automation scenarios where precise control and monitoring are essential. Some common applications include:

Manufacturing Automation:

Used in manufacturing facilities for controlling and monitoring processes such as assembly lines, machining operations, and material handling.

Robotics Control:

Integrated into robotic control systems to manage inputs and outputs for accurate and efficient robot operation.

Material Handling Systems:

Employed in material handling systems to control conveyor belts, sorting mechanisms, and other components involved in the movement of goods.

Process Control:

Utilized in process control applications to monitor and regulate parameters in chemical plants, refineries, and other industrial processes.

Packaging Machinery:

Integrated into packaging machinery to control and coordinate the various functions involved in the packaging process.

Automated Test Equipment:

Applied in automated test systems to interface with testing devices and collect data for quality control and inspection purposes.

Frequently Asked Questions (FAQ) about FANUC A03B-0819-C002 5-Slot I/O Base Unit (ABU05A):

What is the primary purpose of the FANUC A03B-0819-C002 5-Slot I/O Base Unit (ABU05A)?

The ABU05A serves as a horizontal backplane rack assembly designed for integrating input and output (I/O) modules within FANUC industrial automation systems.

How many slots does the ABU05A have for I/O modules?

The base unit features five slots, providing the capability to accommodate up to five I/O modules for a flexible and scalable configuration.

What is the orientation of the backplane in the ABU05A?

The backplane is horizontally oriented, allowing for easy access to the I/O modules. This design simplifies installation and maintenance in specific industrial setups.

Is the A03B-0819-C002 compatible with FANUC PLCs only, or can it be used with other industrial control systems?

The A03B-0819-C002 is specifically designed for compatibility with FANUC industrial automation systems, ensuring seamless integration into FANUC PLC-based control architectures.

What types of applications is the ABU05A commonly used for?

The base unit finds applications in various industrial automation scenarios, including manufacturing automation, robotics control, material handling systems, process control, packaging machinery, and automated test equipment.

Can the ABU05A be used in harsh industrial environments?

Yes, the ABU05A is designed with robust construction to withstand the harsh conditions commonly encountered in industrial environments, ensuring reliability and durability.

How does the ABU05A contribute to scalability in an industrial control system?

The base unit's ability to host up to five I/O modules allows for scalability. Users can expand their control systems by adding additional I/O modules to meet the specific requirements of their applications.

What is the construction of the ABU05A, and how does it withstand industrial conditions?

The ABU05A is built with durability in mind, featuring robust construction. This ensures its ability to withstand challenging industrial conditions, including vibrations and temperature variations.

Is the ABU05A suitable for use in manufacturing processes with automated assembly lines?

Yes, the ABU05A is well-suited for integration into manufacturing processes with automated assembly lines, providing precise control and monitoring capabilities.

Can the ABU05A be used in conjunction with FANUC robotic control systems?

The ABU05A is integrated into FANUC robotic control systems to manage inputs and outputs, ensuring the accurate and efficient operation of robots.

Does the ABU05A support any specific communication protocols for I/O modules?

The communication protocols depend on the specific I/O modules installed in the slots. The ABU05A provides the physical platform for the modules, and their communication protocols will vary based on the module type.

FANUC products are manufactured in Japan and are designed for Commodity production, advanced machining, and CNC milling usage. They come with a 2-year warranty from MRO Electric. We also carry I/O Modules from other manufacturers such as Siemens and Control Techniques.

Contact Us Today For More Information About FANUC Products

Check out the rest of our FANUC product line. Whether it's using our online instant quote feature, giving us a call at (800) 691-8511, or emailing us at, we strive for customer satisfaction first. This means lower prices and better service for you. For more products like A03B-0819-C002, take a look at more from our I/O Modules line. If your current unit has gone bad, take advantage of our Core Exchange program for the most inexpensive route. You can learn more about this program on our FAQ page here. We offer a repair service on all of our A03B-0819-C002 products that keep your downtime to a minimum. To stay up to date on manufacturer news, as well as access any of our datasheets, manuals, or other documentation, we suggest you take a look at our blog.

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