A20B-3900-0170 ¦ ANALOG Spindle Module
Fanuc A20B-3900-0170 spindle module. CNC stock this analog spindle control pcb for a variety of different 16i, 18i, 21i or powermate i D/H configurations. This plugin module is a small modular device which plugs into the main master pcb. Usually accompanied with other boards including the CPU, Graphics driver and FSSB servo controller and other memory cards such as DRAM and FROM smds.
Currently CNC only supplies this analog controller for outright sale. We offer no other services, except for testing your control system; if this PCB is suspect. If repair, then we require the entire CNC with all boards plugged in and full system backup.
A20B39000170 is supplied with a 12 month warranty.