Product Overview:
The FANUC A20B-2100-0421 is a critical control Printed Circuit Board (PCB) designed specifically for integration with FANUC Alpha i series Spindle Amplifiers. This high-performance, genuine FANUC component serves as the brain for precise spindle motor control in advanced CNC machine tools and industrial automation systems. It processes commands from the CNC controller, manages motor feedback, and ensures the accurate and reliable operation of the spindle, which is vital for achieving superior machining precision, surface finish, and overall productivity. As an essential replacement or spare part, the A20B-2100-0421 helps maintain the peak performance and longevity of your FANUC-equipped machinery, minimizing costly downtime and ensuring continuous, high-quality production in demanding industrial environments. Trust in FANUC's renowned engineering for unparalleled reliability and seamless integration into your existing automation infrastructure.
Technical Specifications:
- Part Number: A20B-2100-0421
- Alternate Part Number: A20B21000421
- Product Type: Spindle Amplifier Control Printed Circuit Board (PCB)
- Series Compatibility: FANUC Alpha i Spindle Amplifier Series
- Function: Controls spindle motor operation, processes feedback, interfaces with CNC system
- Input/Output: Digital and Analog Control Signals, Motor Feedback Signals
- Operating Environment: Designed for industrial use
- Weight: 0.5 kg (1.1 lbs)
- Material: High-grade FR4 PCB substrate with electronic components
- Condition: New or Refurbished (depending on supplier availability)
- Origin: Manufactured by FANUC Corporation
FANUC A20B-2100-0421
1-Year Warranty on Purchased Parts
All products sold by Roc Industrial LLC are covered by a limited warranty for a period of one year from the date of purchase, unless otherwise stated. This warranty covers defects in material and workmanship and does not cover damage caused by misuse, abuse, neglect, or unauthorized repair. Click Here to learn more.
Return and Refund Policy
Returns are accepted within 30 days of purchase for a full refund or exchange. Customer is responsible for return shipping costs.Quick & Convenient Shipping Solutions
Ensuring rapid shipping, all domestic orders are processed within 1 business day with free standard delivery and optional overnight shipping available; international orders are efficiently handled with competitive shipping costs, though customs and taxes are the customer's responsibility. For specific shipping needs or assistance, feel free to contact us.
Repair Your Equipment
Get your equipment back up and running fast with our reliable repair services. 2-Year warranty included. Click Here to start.
Out of Stock? Don't Worry!
Our inventory is always evolving and updating. If the quantity of the item you're interested in is showing as zero, please don't hesitate to contact us. We may have new stock on the way or alternative solutions to meet your needs. Reach out to us for the most current availability and we'll do our best to accommodate your requirements.
















