Fanuc A06B-6121-H I High Voltage Alpha Spindle Module - Type A. DNC offer comprehensive services for the 6121 Series of Alpha SPM HVi modules for the 400V Alpha series including alpha spindle power module exchange, repair, fault diagnosis and testing facilities. 180 day warranty exists on exchange and repaired parts. For the A06B-6121 HV I series Alpha Spindle modules Type A powered from 5.5Kw through 100Kw that are not in stock, or drives that are not required urgently, DNC offer a 24 hour repair turnaround service as standard on A06B-6121 HVi Alpha spindle's - though if Alpha HV I spindle drives are urgent then same day is possible with enough advanced notice.