Lenovo ThinkServer RD640 03X6000 — 2.5*8 SAS/SATA Hot-Swap Backplane

Replacement hot-swap backplane for the Lenovo ThinkServer RD640, part number 03X6000. Supports eight 2.5*8 drive bays and both SAS and SATA interfaces, allowing hot-plug drive changes without powering down. Ideal for servicing or restoring RD640 systems while preserving original bay and interface functionality.