Amazon.com: Seagate Enterprise 4TB Internal Hard Drive HDD – 3.5 Inch SATA 6Gb/s 7200 RPM, 256MB Cache (ST4000NM004C) : Electronics
Amazon.com: HGST Ultrastar 7K6000 4TB 7200 RPM SATA 128MB Cache 3.5" Internal Enterprise Hard Drive - HUS726040ALE610 (0F23005) : Electronics
HP 4TB 7200 rpm SAS-2 3.5" Internal SC Midline Hard 695510-B21
Western Digital RE WD4000FYYZ 4TB 7200 RPM 64MB 6Gb/s 3.5" SATA Hard D
WD Black Western Digital 4TB 7200 RPM 3.5-Inch Gaming Hard Drive NEW SEALED | eBay
0F27001 – EMC 4TB 7200 RPM SAS 3.5″ HDD for VNX5100, 5200, 5300, 5400, 5500, 5600, 5700, 5800, 7500, 7600, 8000 series 15 disk enclosures and VNXe3300 – Disk Drive Finder
Seagate Internal HDD ST4000DX005 4TB 7200 RPM 256MB Cache | eBay
Seagate Enterprise Capacity 3.5'' HDD 4TB 7200 RPM 512e SATA 6Gb/s 128MB Cache Internal Hard Drive ST4000NM0115 - Newegg.com
Amazon.com: WD Red Pro 4TB NAS Hard Disk Drive - 7200 RPM SATA 6 Gb/s 64MB Cache 3.5 Inch - WD4001FFSX : Electronics
HP 4TB 7200 rpm SATA Hard Drive K4T76AA B&H Photo Video
Amazon.com: HITACHI 0F14683 Ultrastar A7K4000 4TB 7200 RPM 64MB cache SATA 6.0Gb/s 3.5 internal hard drive (Bare Drive) (Renewed) : Electronics
HGST/WD Ultrastar 4TB 7200 RPM 512e SATA 6Gb/s 3.5-Inch Enterprise Hard Drive (HUS726T4TALE6L4) - Newegg.com
Western Digital RE WD4000FYYZ 4TB 7200 RPM 64MB Cache SATA 6.0Gb/s 3.5" Enterprise Internal Hard Drive - w/3 Years Warranty - Walmart.com
Refurbished: WP Arsenal 4TB SATA 6Gb/s 7200RPM 3.5" DAS HDD – Water Panther
ST4000NM0023 Seagate 4TB 3.5 inch SAS Server Enterprise Hard Drive
Seagate FireCuda 4TB 7200 RPM SATA III 6Gb/s 3.5" Internal CMR Hard Drive - Micro Center
STMFSND2CLAR4000 – Data Domain 4TB 7200 RPM SAS 3.5″ HDD for Data Domain ES30 15 bay enclosures – Disk Drive Finder
WD Red Pro 4TB 7200 RPM 3.5" Internal Hard Drive - Newegg.com
HGST Deskstar NAS 3.5" 4TB 7200 RPM 64MB Cache SATA 6.0Gb/s High-Performance Hard Drive for Desktop NAS Systems Retail Packaging - Newegg.com
HUS724040ALS641 – Netapp 4TB 7200 RPM SAS 3.5″ HDD for E-Series 12 bay DE1600, E2612, E2712, E5412, E5512, E5612 DA and FDE enabled – Disk Drive Finder
0F22948 – NetApp 4TB 7200 RPM SAS 3.5″ HDD for DS4243, DS4246 24 bay enclosures – Disk Drive Finder
NeweggBusiness - Toshiba X300 4TB Performance Desktop and Gaming Hard Drive 7200 RPM 128MB Cache SATA 6.0Gb/s 3.5 Inch Internal Hard Drive Retail Packaging HDWE140XZSTA
HGST 4TB 3.5" SATA3 HDD-T4TB-HUS726T4TALE6L4 Internal Enterprise Hard Drive
Western Digital RE WD4000FYYZ 4TB 7200 RPM 64MB Cache SATA 6.0Gb/s 3.5" Enterprise Internal Hard Drive - w/3 Years Warranty - Walmart.com
X477A-R6 – NetApp 4TB 7200 RPM SAS 3.5″ HDD for DS4243, DS4246 24 bay enclosures – Disk Drive Finder
WD Red Pro 4TB 7200 RPM 3.5" Internal Hard Drive - Newegg.com
