Fanuc BMU card belongs to system 6. This 320 meter bubble memory unit PCB for the Fanuc system 6M, 6T is the memory for the control. A87L-0001-0018 contains bubble memory being a non-volatile memory; hence even with no power the bubbles remain.
We offer full system 6 testing facilities whether its a Bubble Memory issue with alarms presented on display or on the masterboard LED’s. If you are unsure whether your A87L-0001-0018 is faulty then ship to us for testing. We have been testing, replacing and upgrading this 320M this board since the mid 90’s. We also carry these boards and upgrade BMU boards in stock available for exchange.
A87L00010018 ships from Neuhausen, Germany
As a rule we always try to keep these BMU boards in our stocks. We carry fully refurbished A87L00010018 GRAPHIC cards. Alternatively we have been supplying FANRAM 128KB cards as replacements with 2 year warranty for the original. Further we can also possibly supply 512KB if your Fanuc system 6 control has the correct software.
Usually available to ship same day on exchange orders fully tested with warranty. If unsure if your memory pcb 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, testing or replacement of your A87L-0001-0018 pcb at +49 (0) 7158 984130 or by email We’d be happy to answer your questions!
The 320 meter bubble memory unit pcb is always in group stock and normally in stock in Germany.