FANUC A20B-8100-0662 21i-B Control Main CPU PCB

The FANUC A20B-8100-0662 is a Main CPU Printed Circuit Board designed for FANUC Series 21i-B CNC control systems. It features a PMC-SA1 configuration and does not include embedded Ethernet functionality.

This main control board serves as a central component of the CNC system, supporting CNC processing, PMC sequence control, and communication with compatible servo, spindle, and machine I/O components.

The A20B-8100-0662 is suitable for industrial CNC machine maintenance, control system repair, and replacement applications.

Product Specifications

• Brand: FANUC

• Part Number: A20B-8100-0662

• Product Name: 21i-B Control Main CPU PCB

• Product Type: CNC Main Control Board

• CNC Series: FANUC 21i-B

• PMC Configuration: PMC-SA1

• Embedded Ethernet: No

• Board ID: 0x0A

• Application: Compatible FANUC Series 21i-B CNC Systems

• Condition: New / Used / Refurbished (subject to availability)

Product Features

• FANUC 21i-B main control board.

• PMC-SA1 configuration.

• Designed without embedded Ethernet functionality.

• Supports compatible CNC control system operations.

• Suitable for industrial CNC equipment maintenance and repair.

Important Compatibility Information

Before ordering, please verify the complete part number, PMC configuration, CNC control model, and existing board specifications.

A20B-8100-0662 is not a direct replacement for A20B-8100-0663, A20B-8100-0664, or A20B-8100-0665 without checking system compatibility.