Western Digital Red Pro 4TB NAS Hard Disk Drive - 7200 RPM SATA 6 Gb/s 64MB Cache 3.5"

Product Features

• Enhanced reliability with 3D Active Balance Plus and error recovery prevention with NASware 3.2
• Extended drive testing to ensure each drive for extended reliable operation
• Most extensive NAS partner compatibility-testing list available
• 5-year manufacturer limited warranty
• Package includes a hard drive only - no screws, cables, manuals included. Please purchase mounting hardware and cables separately if necessary.