Fanuc spindle drive. AC drive unit services are offered by DNC. Fanuc AC spindle drives series service available from DNC are below, and spindle drive units not in stock that are listed below – can be repaired by DNC on a 24 HOUR turnaround basis / sometimes sameday basis (with enough fore warning). Fanuc AC spindle amplifier unit from 1st generation digital series thru S series and C series GE Fanuc AC Spindle drive to serial spindle modules and spindle units. Fanuc Analog / digital / serial spindle drive boards and a comprehensive range of transistor modules are available. Fanuc spindle amp services offered by DNC are service exchange, testing services, repair facilities and stock dependent used surplus outright spares.