FANUC A20B-8101-0185
Limited Stock
FANUC

CNC Power Supply PCB (16i/18i Series)

MPN: A20B-8101-0185
$500-1000
Limited Stock
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FANUC A20B-8101-0185 is a widely-stocked CNC power supply printed circuit board for 16i and 18i CNC control systems. Converts incoming power to the various DC voltages required by the CNC control rack. One of the most frequently diagnosed and replaced PCBs in FANUC CNC maintenanc
TypeCNC power supply PCB
CompatibilityFANUC 16i / 18i CNC controls
FunctionMulti-voltage DC output for control rack
Voltage Input24V DC / AC input
Common FailureCapacitor aging, voltage drift
RepairableYes (capacitor replacement common)
Form FactorSlot-mounted PCB
CEULRoHS
  • FANUC 16i/18i series
  • Common spare PCB
  • Capacitor replaceable
  • Multi-voltage output
  • Critical for CNC uptime
  • FANUC CNC repair
  • Control rack power
  • CNC maintenance
  • Board-level troubleshooting