FANUC A20B-8101-0790
FANUC A20B-8101-0790
SKU : A06B-0128-B5750008
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FANUC A20B-8101-0790
FANUC A20B-8101-0790 | Main CPU Board | CNC Control Module
Overview
The FANUC A20B-8101-0790 is a CNC main CPU board, designed to provide fast processing and stable operation for FANUC control systems. As the central processing unit, this board manages motion, logic, and automation tasks, ensuring precision, reliability, and efficiency in CNC applications.
Key Features
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Original FANUC CNC main CPU board
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High-speed processing for CNC performance
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Ensures stable and reliable system operation
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Compact and robust PCB construction
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Optimized for FANUC control systems
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Long service life under continuous operation
Technical Specifications
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Part Number: A20B-8101-0790
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Manufacturer: FANUC
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Type: CNC Main CPU Board
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Function: Central processing for CNC control
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Form Factor: Printed circuit board (PCB)
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Compatibility: FANUC CNC machine tools and systems
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Country of Origin: Japan
Applications
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CNC machining centers and lathes
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Milling, turning, and grinding machines
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Robotics and automated manufacturing
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CNC retrofits and maintenance replacements
Why Choose This Board
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FANUC reliability ensures long-term performance
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High-speed processing for improved machine efficiency
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Seamless integration with FANUC controls
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Designed for demanding industrial environments
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Compact design with robust build quality
Order Now
The FANUC A20B-8101-0790 CNC main CPU board is available and ships worldwide.
PLCpartsstore is an independent seller of surplus and refurbished industrial automation parts.
We are not an authorized distributor, reseller, or representative of the brands featured on this website.
All trademarks, brand names, and logos remain the property of their respective owners.
PLCpartsstore is not affiliated with, endorsed by, or officially approved by Siemens, ABB, Schneider, Rockwell, Fanuc, B&R, or any other manufacturers mentioned.
All products sold by PLCpartsstore include a 1-Year Warranty.
We stand behind the quality and reliability of our parts, covering manufacturing defects under normal operating conditions.
If an issue arises, our team will work with you to provide repair, replacement, or refund options.
We supply New, Factory-Sealed, and Genuine automation components.
All items are carefully inspected before shipment to ensure authenticity, performance, and reliability.
Packaging is original and factory sealed unless otherwise stated in the product listing.
Frequently Asked Questions (FAQ)
Q1: Can I get wholesale pricing?
Yes. If you are a commercial buyer or require bulk quantities, please contact us directly. We offer competitive wholesale pricing for volume orders.
Q2: Do you charge handling fees?
No. We do not charge any hidden handling fees or extra costs. You only pay for the product price and shipping.
Q3: Are there any additional taxes?
No additional taxes will be added by us. However, please note that import duties or customs charges (if any) are the buyer’s responsibility, depending on your country’s regulations.
Q4: I can’t find the part I need in your store, can I request it?
Yes. We stock a large inventory of PLC modules and automation parts, many of which are not yet listed on our website. Please send us your inquiry with the part number, and we’ll check availability for you.

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