Fanuc 6B I/O PCB in stock. Available exchange
96/64 input output PLC

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  • 180 day warranty on refurb parts, repairs.

  • 12 month warranty on motors & NEW OEM parts.

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FANUC A20B-0008-0540

Fanuc I/O pcb belongs to the SYSTEM 6 model B. This boards supports 96/64 input and output switch for PLC interface for the CNC machine tool. A20B-0008-0540 is a non-surface mount through hole input output card which is the MC/NC interface board allowing the machine tool to function. This board connects to the master via 96 pin connectors.

We offer full 6MB/6TB testing facilities whether its an axis control issue, graphics, NC input or output via the I/O board or a problem with any other aspect of this card. We have been repairing these boards for the last 25 years. Repair is no problems and we also carry these boards in stock available for exchange.

A20B00080540 ships from Neuhausen, Germany

As a rule we always try to keep these I/O PCB in our stocks. We carry fully refurbished A20B-0008-0540 cards. These are fixed by us where we have fully refurbished the pcb replacing all the common components that fail on these cards as well the fault. These PCB’s are normally supplied on an exchange basis to save you money and time opposed to other non Fanuc specialist companies offering much and delivery very little. In stock is a refurbed A20B-0008-0540 with warranty.


Usually available to ship same day on exchange orders fully tested with warranty. If unsure if your I/O is indeed faulty then ship your board in for test, inspection.

Interested in learning more? Contact us if you wish to discuss options for exchange, repair or testing of your A20B-0008-0540 pcb at +49 (0) 7158 984130 or by email. We’d be happy to answer your questions!

The 6B Input / Output pcb is always in group stock and normally in stock in Germany.