Fanuc BETA A06B-6134 aiSVPM servo spindle amplifier unit. CNC West offer service exchange (complete SVPM combo drives) as well many services for FANUC 2nd generation of the dual + spindle, or triple axis + spindle combo amplifiers with built in power supply. Including testing, fault finding and repair of both dual and triple axis version with either 5.5kW, 11kW, or 15kW spindles if faulty. Unlike many other supposed repair shops, we actually are FANUC specialists and do have custom built test rigs to run FANUC BETA combo drives.