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FANUC A20B-8100-0651 CNC Control PCB Module installed in a control system

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FANUC A20B-8100-0651

by Fanuc

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OverviewThe FANUC A20B-8100-0651 is a high-performance printed circuit board (PCB) module specifically engineered for integration into FANUC CNC control systems. This industrial-grade control PCB is central to your CNC machinery, enabling robust signal processing, rapid data communication, and precise synchronization with existing FANUC controllers. As an original equipment manufacturer (OEM) part, it guarantees optimal compatibility and superior reliability, ensuring your CNC machines operate at peak efficiency for an extended lifespan. Built to endure demanding industrial environments, the A20B-8100-0651 is fundamental for high-speed industrial automation, precise machine control, and advanced motion applications, making it essential for maintaining and upgrading your production capabilities. Its robust construction and advanced design minimize downtime and maximize productivity, representing a smart investment in the longevity and performance of your industrial equipment.Key Features OEM FANUC Control PCB: Ensures perfect compatibility and seamless integration with all FANUC CNC systems, providing reliable and consistent performance without compatibility concerns. High-Speed Data Processing: Engineered for swift data interpretation and execution, which allows for highly efficient machine operation, reduced cycle times, and enhanced productivity. Industrial-Grade Reliability: Constructed with premium components and designed to strict industrial standards, this module is built for continuous, faultless operation in even the most challenging environments. Optimized for CNC Automation: Specifically tuned to deliver exceptional precision in motion control and to optimize overall machine performance across a wide array of CNC applications. Durable, Long-Lasting Design: Manufactured using high-quality materials and processes, this PCB is built to resist wear and tear, ensuring an extended operational life in intensive industrial CNC applications. Enhanced Signal Integrity: Provides clean and stable signal transmission, which is crucial for accurate control and execution of complex machining operations. Technical Specifications Model: A20B-8100-0651 Brand: FANUC Type: CNC Control PCB Module Compatibility: Exclusively designed for FANUC CNC Systems Application: Ideal for CNC Machining, general Industrial Automation, and precision control tasks. Mounting: Internal PCB Mount, specifically engineered for secure integration within FANUC Controllers. Operating Temperature: Optimized for stable performance within the broad temperature ranges typical of harsh industrial environments. Function: Core control and data communication for CNC operations. Applications CNC Machine Controllers: Serves as a vital component for ensuring efficient, ultra-precise, and reliable motion control in a vast range of CNC machines, from milling to turning centers. Robotic Systems & Automation: Facilitates high-speed data transmission and control for advanced robotic systems, enhancing their operational fluidity and accuracy. Manufacturing & Production Equipment: Significantly enhances the overall reliability and performance of diverse manufacturing and production machinery, reducing downtime and boosting output. FANUC CNC System Maintenance & Repairs: The perfect, genuine replacement part for industrial PCB repairs and routine maintenance within existing FANUC CNC systems, restoring them to factory specifications. System Upgrades: Essential for upgrading or expanding the capabilities of older FANUC CNC systems, ensuring compatibility with new features and improved performance. Why ChooseChoosing the FANUC A20B-8100-0651 CNC Control PCB Module means investing in unparalleled reliability and performance for your critical industrial equipment. As an OEM FANUC PCB, it offers unquestionable compatibility, eliminating potential integration issues and ensuring optimal system function.Order NowEnhance your industrial automation capabilities today. Contact us to learn more about the FANUC A20B-8100-0651 and place your order.FAQWhat is the primary function of the FANUC A20B-8100-0651?This module serves as a core control and data communication component within FANUC CNC systems, enabling precise signal processing and rapid data exchange.Is this PCB module compatible with all FANUC CNC systems?Yes, it is exclusively designed as an OEM part for seamless and reliable integration with all FANUC CNC systems.What are the benefits of using an OEM FANUC control PCB?An OEM part ensures perfect compatibility, consistent performance, and superior reliability, optimizing the efficiency and longevity of your CNC machinery.Can this module be used for system upgrades?Absolutely. It is an essential component for upgrading or expanding the capabilities of existing FANUC CNC systems, ensuring compatibility with new features and improved performance.What kind of environments is this PCB designed for?The A20B-8100-0651 is built with industrial-grade reliability, designed to withstand the broad temperature ranges and demanding conditions typical of harsh industrial environments.

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$811.00
15 in stock

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PRODUCT DETAILS

FANUC A20B-8100-0651

Overview

This is a genuine Fanuc component from the CNC Systems family. PalmPartsSolution stocks it in new, refurbished, and surplus condition with tested warranty and same-day shipping on in-stock units.

Whether you are sourcing a like-for-like replacement for an existing installation, an emergency spare to keep a line running, or a qualified part for a new build, our team can confirm availability, revision, and lead time before you order.

Key Features

  • Genuine Fanuc catalog part
  • Tested before shipment
  • Backed by PalmPartsSolution warranty
  • Cross-reference and revision assistance available
  • Compatible with the broader Fanuc automation ecosystem
  • Engineered to integrate inside CNC Systems installations

Compatibility

When ordering, match the full catalog/part number, hardware revision, and firmware revision called out by your Fanuc equipment. Where applicable, confirm:

  • Input/output voltage and current rating
  • Communication protocol and network role
  • Mounting form factor and footprint
  • Operating temperature, humidity, and IP rating
  • Required certifications (UL, CE, ATEX, marine, etc.)

Not sure which revision you need? Send us the catalog number on the nameplate and we will confirm the correct match.

Replacement Information

Three ways to source this part through PalmPartsSolution:

  1. Exact replacement — same Fanuc catalog number, new or refurbished, tested and warrantied
  2. Form-fit-function equivalent — alternate revision or build that drops in without code changes
  3. Engineered migration — current-generation Fanuc platform with documented conversion notes for the CNC Systems family

Contact our engineering team if you need help choosing between these tracks.

Technical Specifications

  • Model: A20B-8100-0651
  • Brand: FANUC
  • Type: CNC Control PCB Module
  • Compatibility: Exclusively designed for FANUC CNC Systems
  • Application: Ideal for CNC Machining, general Industrial Automation, and precision control tasks.
  • Mounting: Internal PCB Mount, specifically engineered for secure integration within FANUC Controllers.
  • Operating Temperature: Optimized for stable performance within the broad temperature ranges typical of harsh industrial environments.
  • Function: Core control and data communication for CNC operations.

Applications

  • CNC Machine Controllers: Serves as a vital component for ensuring efficient, ultra-precise, and reliable motion control in a vast range of CNC machines, from milling to turning centers.
  • Robotic Systems & Automation: Facilitates high-speed data transmission and control for advanced robotic systems, enhancing their operational fluidity and accuracy.
  • Manufacturing & Production Equipment: Significantly enhances the overall reliability and performance of diverse manufacturing and production machinery, reducing downtime and boosting output.
  • FANUC CNC System Maintenance & Repairs: The perfect, genuine replacement part for industrial PCB repairs and routine maintenance within existing FANUC CNC systems, restoring them to factory specifications.
  • System Upgrades: Essential for upgrading or expanding the capabilities of older FANUC CNC systems, ensuring compatibility with new features and improved performance.

Why Choose the A20B-8100-0651?

Choosing the FANUC A20B-8100-0651 CNC Control PCB Module means investing in unparalleled reliability and performance for your critical industrial equipment. As an OEM FANUC PCB, it offers unquestionable compatibility, eliminating potential integration issues and ensuring optimal system function.

Availability & Shipping

  • In stock: A20B-8100-0651 ready for immediate dispatch from our Florida warehouse.
  • Free USA shipping: FedEx Priority (2–5 business days) and UPS Ground (3–5 business days). Expedited options available at checkout.
  • Worldwide delivery: FedEx International Priority (1–5 days), UPS International Priority (3–5 days), and USPS International (5–10 days) — rates calculated at checkout.
  • Bulk pricing: Volume discounts on request — contact our sales team for quantity quotes.
  • Buy with confidence: Every A20B-8100-0651 ships with a 1-Year PALM Parts warranty and a 30-day return window.
SUPPORT

Frequently Asked Questions — Fanuc

This module serves as a core control and data communication component within FANUC CNC systems, enabling precise signal processing and rapid data exchange.

Machine down? We ship parts the same day.

New, surplus, and refurbished Fanuc inventory in stock. Request a quote or speak directly with an automation specialist for emergency sourcing.

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Independent Supplier Notice

PALM Parts Solution operates as an independent industrial automation supplier and is not an authorized distributor or affiliate of any listed manufacturer or brand name. Manufacturer trademarks and product names are used solely for identification purposes. Original manufacturer warranties do not apply. All products sold by PALM Parts are backed by our own 1-year warranty.

Product Condition & Firmware

All products are sold as new unless stated otherwise. Original manufacturer packaging may show signs of handling, storage, or shelf wear. Date codes and series may vary from current factory production. PALM Parts does not guarantee the presence, version, or compatibility of any firmware on PLC or automation products.

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PALM Parts Solution sells used surplus products. PALM Parts Solution is not an authorized distributor, affiliate, or representative for the brands we carry. Products sold by PALM Parts Solution come with PALM Parts Solution's 1-Year Warranty and do not come with the original manufacturer's warranty. Designated trademarks, brand names and brands appearing herein are the property of their respective owners. This website is not sanctioned or approved by any manufacturer or tradename listed.

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