FANUC A06B-6064-H312#H550 AC Spindle Servo Unit

FANUC A06B-6064-H312#H550 AC Spindle Servo Unit is a vintage FANUC spindle servo module dated 1992, identified by part number A06B-6064-H312#H550. The listing references A20B-2000-0220 and carries the 48R designation as cross-reference and revision identifiers. As an AC spindle servo unit, it is designed to provide controlled spindle speed modulation within FANUC CNC systems. This model is associated with legacy FANUC machinery that requires the A06B-6064-H312#H550 family of spindle servo hardware, reflecting the electrical interface and control logic typical of late 20th-century FANUC servo hardware. Cross-reference details like A20B-2000-0220 and 48R can aid technicians in verifying compatibility with a machine's control system.