Fanuc A20B-1003-0630 power supply PCB fitted upon A16B-1212-0300 and A16B-1212-0301 I/O PCBs. This Fanuc 15 Power Supply Unit is currently in stock at DNC and carry’s a 180 day warranty on repair or exchange. Surplus maybe available on request. Full fault diagnosis and testing services are at your disposal at DNC. Then the A20B10030630 is either returned or exchanged / repaired, dependent on preference.