A16B-1212-0531 B1 PSU for Series 16 & 18 controls.

Order online, or call us to ship today

  • 180 day warranty on refurb parts, repairs.

  • 12 month warranty on motors & NEW OEM parts.

  • 2 Year warranty on DNC monitors, psu’s, memory.

  • Order yours before 4pm for same day dispatch


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Fanuc A16B-1212-0531

Power supply in stock. Exchange is available to buy today; call us on the number above. The A16B-1212-0531 is a CE Marked PSU B1 which is part of the modular power units with built in input unit (relay section). This power supply is not interchangable with any of the other modular PSU’s due to different power ratings, connectors and other considerations. Manufactured to power the sereis 16, 18 control systems with 4 to 6 slot backplane / systems.

Similar to other Fanuc power supply units the A16B-1212-0531 on failure can burnout making it effectively none repairable.

A16B12120531 ships from Neuhausen, Germany

For the occasion we don’t have stock or are awaiting parts for repairs; we do carry refurbished A16B-1212-0531 power supplies. These are fixed by us where we have fully refurbished the units replacing all the common components that fail on these units as well the fault. These PSU’s are only supplied in emmergencies if no stock of our replacements which are sold cheaper than other independent repair shops offering refurbed A16B12120531.


Usually available to ship same day on exchange orders fully tested with warranty. If unsure if your PSU is indeed faulty then ship your power unit in for test, inspection.

Interested in learning more? Contact us if you wish to discuss options for exchange, repair or testing of your A16B-1212-0531 module at +49 (0) 7158 984130 or by email. We’d be happy to answer your questions!

The Series 16/18 B1 PSU is always in group stock and normally in stock in Germany.