FANUC A20B-2000-0170

  • 32 Bit Master Half Size
  • In stock available to ship today
  • Buy Exchange or surplus
  • Testing and Repair available (S).

12 month warranty, same day ship

SKU: a20b-2000-0170 Categories: ,



Do you need a FANUC A20B-2000-0170 master pcb. That’s right, in stock here in California ready to ship to your location on the Western states of the US, Canada, Mexico and beyond.

This main board is by far the most popular in the 0-C system of all time. Due to this master being part of many thousands of control systems over several years. Part of the series Zero model C control family the A20B-2000-0170 is a half size master pcb or in old terms motherboard built on a 32 bit architecture. Acting as part of a 50/50 processing system with its peripheral PCB’s namely MEM memory, AXS axes, I/O input output, and powered by one of three different PSU’s. This master board was the backbone too 100,000 CNC controlled machine tools sold in the 1990’s. Many of the 0-MC, 0-TC controlled machine tools are still out in the field.

Benefits of ordering a Fanuc A20B-2000-0170 from CNC West?

CNC West offer extensive services for half size 32bit 0C master. Including ex-stock exchange ready to ship today, surplus pcb (if available) for outright sale backed by our 12 month warranty. If cost is key; then we also offer repair service (normally 5-10 days). This product whether repaired, exchange or sold on an outright basis carries a one year warranty. If you have problems with this master pcb during its 1 year warranty then its covered for one year from date of purchase.

Our shipping, repair, testing policies: A20B-2000-0170.

If you need to get this product repaired; then on boards as complex as these we offer a 5-10 day repair turnaround service which includes cleaning, inspection, fault diagnosis and testing. We will always require fault information for the repair of these master pcbs.

If you order this product from us before 3.15PM and its in stock; then we should be able to ship same day. Check our Fanuc system alarms pages for known issues.


This Fanuc A20B-2000-0170 is a common board on machine tools throughout the world. Order an exchange or surplus from us today and get your machine up and running backed by our 12 month warranty.

Interested in learning more? Contact us too discuss options for exchange, or repair of your A20B-2000-0170 at (619) 477-9011 or by email at sales@cnc-electronics.net. We’d be happy to answer your questions and give you a free copy of our 2020 catalog!

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