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Fanuc A20b-0166-C261 CNC Control PCB Board Series 0 In Stock For Sale

Name: Fanuc A20b-0166-C261 CNC Control PCB Board Series 0 In Stock For Sale
Brand: Dongguan Huiqin CNC Co.,Ltd.
SKU: A20B-0166-C261
Availability: InStock

Brand Name:	fanuc
Model Number:	A20B-0166-C261
MOQ:	1PCS
Price:	Chat Now
Payment Terms:	T/T
Supply Ability:	100PCS/months

Detail Information

Product Description

Detail Information

Place of Origin:

Packaging Details:

paper box

Highlight:

Fanuc CNC control PCB board

Fanuc Series 0 PCB board

Fanuc A20b-0166-C261 PCB

Product Description

Fanuc A20B-0166-C261 CNC Control PCB Board

Huiqin CNC specializes in supplying reliable industrial automation components, including drives, modules, controllers, and PCBs for major brands. Our extensive Dongguan warehouse ensures fast availability across China, supporting urgent repairs, legacy system maintenance, and modernization projects.

Product Overview

The Fanuc A20B-0166-C261 is a main control PCB board used in older Fanuc Series 0 CNC systems. This board handles core processing tasks including G-code interpretation, axis interpolation, spindle command generation, and basic I/O management. Essential for maintaining functionality in legacy lathe and milling controllers.

Technical Specifications

Parameter	Specification
Model	A20B-0166-C261
Series	Fanuc Series 0 (0-M, 0-T, 0-Mate)
Function	Main control / CPU board
Compatible controllers	Series 0, 0-M, 0-T, 0-Mate
Power supply	24 V DC (logic)
Operating temperature	0 °C to 55 °C
Storage temperature	-20 °C to 60 °C
Mounting	Backplane / rack mount
Connectors	Standard Fanuc multi-pin backplane
Typical applications	CNC lathes, milling machines, basic turning / machining centers
Status	Discontinued (legacy replacement)

Application & Maintenance

This PCB is frequently found in older machining centers and turning equipment, providing dependable control performance after thorough inspection. Its continued use allows operators to retain familiarity with Series 0 programming while avoiding the expense and downtime of complete controller replacement.

For maintenance: carefully examine electrolytic capacitors and solder joints for age-related degradation, remove accumulated dust from ventilation areas, and verify backplane connector contact quality. Periodic functional testing with Fanuc-compatible diagnostic tools is recommended.

Commonly Stocked Fanuc Driver Models

A06B-6114-H211
A06B-6117-H103
A06B-6130-H003
A06B-6136-H203
A06B-6160-H002
A06B-6166-H201
A06B-6240-H205
A06B-6079-H201
A06B-6130-H002
A06B-6160-H002
A06B-6093-H112
A06B-6114-H109
A06B-6079-H103

Quality Assurance & Contact

Every product undergoes strict functional and visual inspection before shipment. Used parts include a 3-month warranty, while new parts include 12-month quality assurance.

For technical support, compatibility checks, or immediate stock confirmation:

WhatsApp: +86 19539442369 (Sheila Guo, sheila@huiqincnc.com)
WhatsApp: +86 134 3344 4017 (Cici Li, cici@huiqincnc.com)

Keywords

power supply 24 v cnc accessory industrial automation components discontinued items distribution point across china fanuc series system maintenance

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