Please note these are used drives that may have bad sectors or other minor issues. These hard drives are being sold for data recovery projects as they make great donor drives. I don't recommend buying these drives for actual data storage.

External Specs:

• Model Number: WD40NPZZ-82PDPT0
• Capacity: 4.0TB
• Form Factor: 2.5
• Interface: SATA
• DCM: FP0UD69PK
• Serial Number: WX91E66FKCUD
• WWN: 50014EE6070D40E9F
• Date: 04 AUG 2017
• Country: Malaysia

PCB Specs:

PCB Number: 2060-800022-002 Rev P1