Western Digital WD PurplePro WD221PURP 22 TB

2TB SATA 3.5 inch WD Purple 256 Cache

Western Digital Part# WD23PURZ-20PK

Hard Drives - Internal – Hard Drive - 256 MB Buffer - Purple - SATA - Internal - 3.5" Form Factor - 2 TB Storage Capacity - WD23PURZ - Purple - 20 Packaged Quantity

20-pack 1TB Purple SATA GB/S 5400 RPM

Western Digital Part# WD11PURZ-20PK

Hard Drives - Internal – Hard Drive - No Wireless LAN - Purple - SATA - SATA/600 - 5400 Spindle Speed (rpm) - Internal - 1 TB Storage Capacity - Purple - 20 Packaged Quantity

20-pack 8TB WD Purpl 8TB WD Purple 3.5 inch

Western Digital Part# WD85PURZ-20PK

Hard Drives - Internal