Skip to product information
A20B-2100-0741 Front View

A20B-2100-0741 – FANUC Alpha i Servo Control Board (2 Axes)

In stock
$268.00 USD
Fast and safe checkout via PayPal
Secure online payments with Visa
Accepted credit card payments through Mastercard
Online payments accepted via Discover card
Convenient and trusted payments via American Express

Shipping:

Reliable global express shipping by DHL
Worldwide parcel delivery by UPS
Fast and secure shipping by FedEx

Delivery: Estimated 2- 6 business days delivery. See details

Returns: 14 days returns. See details

All parts are covered by REACO CNC warranty

All parts are covered by REACO CNC warranty

Every part is carefully inspected and tested for reliability。

All parts tested under load

Global Delivery for Fanuc and Mitsubishi CNC parts

Fast response, global shipping, expedited shipping available

tech support for CNC repair and parts.

Free technical support

More than 150,000 parts in stock & ready for delivery

More than 100,000 parts in stock & ready for delivery

A20B-2100-0741 – FANUC Alpha i Servo Control Board (2 Axes)

Brand FANUC
Model A20B-2100-0741
Handing time within 1-2 working days
Shipping Method DHL/UPS/FedEx
Estimated Delivery Time (via DHL)

Asia: 1-3 business days

Europe: 2-4 business days

North America: 2-4 business days

South America:  3-6 business days

Middle East & Africa: 3-6 business days

Oceania: 2-5 business days

Warranty NEW/Refurbished: 1-Year warranty
Used(90% New): 3-Month warranty
Category PCBs
Parameter Description A20B21000741
DISCONTINUED BY MANUFACTURER
CONTROL BOARD
PCB - ALPHA-I SERVO CONTROL 2-AXES
MAXIMUM RAM CAPACITY:24 GB
SOCKET TYPE 478
ETHERNET PORTS
SINGLE MEMORY CHANNEL
RDRAM / DDR2 MEMORY TYPE
Service Test video will be sent before delivery
Packing Cartons

 

The A20B-2100-0741 is a servo control circuit board designed for FANUC Alpha i series servo systems.
Worldwide shipping, replacement, and professional repair services are available for FANUC CNC servo boards.

This PCB provides 2-axis servo control functions, allowing the CNC system to manage motion control and communication between servo amplifiers and the CNC controller. Reliable servo control boards are essential for maintaining accurate positioning and smooth axis movement.

If this board fails, CNC machines may experience axis alarms, servo faults, or positioning inaccuracies. Replacing or repairing the board helps restore proper motion control and machine performance.

REACO CNC support customers worldwide with sourcing and repair services for FANUC Alpha i servo control boards.

Product Details

Model: A20B-2100-0741
Type: CNC Circuit Board / Servo Control PCB
Series: Alpha i Series
Axis Support: 2 Axes
Application: CNC servo drive systems
Manufacturer: FANUC

Applications

FANUC Alpha i servo systems
CNC machining centers
Industrial motion control equipment
Precision manufacturing machinery

Sales & Support

Servo control board sales and replacement
CNC PCB repair services
Technical support for FANUC CNC systems
Worldwide shipping available

Warehouse shelves filled with boxed FANUC CNC parts, showing Reaco CNC’s large inventory for fast global delivery.

Over 100,000 CNC Parts in Stock

With an extensive inventory of FANUC and Mitsubishi components, we ensure fast delivery and reliable replacements — minimizing your downtime.

Shop now
Packaging process showing wooden crates for heavy items and reinforced double-layer cartons for standard products.

Fast Global Delivery

  • DHL, UPS, FedEx Global shipping.
  • Expedited shipping available
  • Packed in secure reinforced cartons for maximum protection during transport.
Technician operating FANUC CNC testing benches during system inspection and repair at REACO CNC.

Need Expert Assistance?

Our experienced engineers provide technical support for all FANUC and Mitsubishi CNC parts — including troubleshooting, installation guidance, and repair consultation.

Get in touch

Hot Selling FANUC Parts

View all