Product Overview:
The FANUC A20B-2900-0291 is a critical interface printed circuit board (PCB) meticulously engineered for seamless integration within a wide range of FANUC CNC machine tools and industrial automation systems. This robust and highly reliable I/O Link board serves as a vital communication hub, facilitating the precise and rapid exchange of data and control signals between the CNC control unit, various peripheral devices, and essential machine components. Designed to meet the rigorous demands of modern manufacturing environments, the A20B-2900-0291 ensures optimal machine performance, enhanced operational stability, and significantly reduced downtime, making it an indispensable component for maintaining the peak efficiency, accuracy, and productivity of your FANUC-powered machinery. Whether for replacement or system upgrade, this board guarantees exceptional compatibility and delivers the consistent, high-quality performance expected from genuine FANUC parts, contributing to the longevity and reliability of your industrial equipment.
Technical Specifications:
- Part Number: A20B-2900-0291
- Alternative Part Number: A20B29000291
- Manufacturer: FANUC
- Product Type: Interface Printed Circuit Board (PCB) / I/O Link Board
- Compatibility: Specifically designed for seamless integration with various FANUC CNC control systems (e.g., FANUC 0i-MD, 16i, 18i, 21i series, and others utilizing the I/O Link interface)
- Interface Type: FANUC I/O Link (proprietary high-speed serial communication protocol)
- Primary Function: High-speed data communication, signal processing, and control of peripheral devices connected to the CNC system
- Operating Voltage: Typically powered by the CNC system's internal power supply (e.g., 24V DC logic and control power)
- Operating Temperature Range: 0°C to 55°C (32°F to 131°F)
- Storage Temperature Range: -20°C to 70°C (-4°F to 158°F)
- Relative Humidity: 20% to 80% RH (non-condensing)
- Weight: Approximately 0.75 kg (1.65 lbs)
- Condition: Available as New or Professionally Refurbished (depending on supplier and availability)
- Mounting: Designed for internal chassis mounting within the FANUC CNC control cabinet or electrical enclosure
FANUC A20B-2900-0291
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.
















