The Newest version of the Fanuc S servo digital exchange, used surplus fully tested, are available on the A06B-6058-H331 Fanuc AC triple axis servo amplifier drive unit. The drive is normally fitted with either Fanuc Model 2 or 1-0SP motors on all three axis channels. The servo amp is a medium yellow cased sized drive unit. If required full testing of the A06B-6058-H331 for fault diagnosis on all three or either axis if uncertainty exists is possible or full repair / rebuild services are available. CNC offer all work in house and do not outsource any repairs to S series H331 digitial servos or testing outside of CNC.