Synology 4TB HAT5300 SATA III 3.5" Internal Enterprise
WD Blue Mainstream 4TB 5400 RPM SATA III 6Gb/s 3.5" Internal SMR Hard Drive - Micro Center
Amazon.com: Seagate BarraCuda Internal Hard Drive 4TB SATA 6Gb/s 128MB Cache 2.5-Inch 15mm (ST4000LM024) (Renewed),Mechanical Hard Disk : Electronics
Amazon.com: Western Digital 4TB WD Purple Surveillance Internal Hard Drive HDD - SATA 6 Gb/s, 256 MB Cache, 3.5" - WD42PURZ : Electronics
WD4000FYYX, N36YX 4TB 7.2K 6G SATA Hdd (Lot of 5)
Cheap Seagate ST4000VM000 4TB 5.9K RPM SATA 6GBPS | Refurbished
WD Blue 4TB HDD Hard Drive Disk HD SATA III 256MB Cache 5400 RPM 4 TB 3.5" 35 Harddisk for Desktop PC Computer - AliExpress
HP - Smart Buy - 4 TB - SATA 6Gb/s - 7200 rpm - Hard drive
Synology HAT3300 4TB Plus Series SATA HDD 3.5" - Newegg.com
Amazon.com: Seagate BarraCuda 4TB Internal Hard Drive HDD – 3.5 Inch Sata 6 Gb/s 5400 RPM 256MB Cache for Computer Desktop PC Laptop (ST4000DM004) : Electronics
Amazon.com: Seagate BarraCuda Mobile Hard Drive 4TB SATA 6Gb/s 128MB Cache 2.5-Inch 15mm (ST4000LM024),Mechanical Hard Disk : Electronics
ST4000DM006 Seagate Barracuda Pro 4TB 7200RPM SATA 6Gbps 128MB Cache (512e) 3.5-inch Internal Hard Drive
WD BLACK Gaming 4TB Internal SATA Hard Drive for Desktops WD4005FZBX/WDBSLA0040HNC-NRSN - Best Buy
Amazon.com: WD40EZRX Western Digital 4TB Internal Hard Drive IntelliPower 64MB Cache SATA 6.0Gb : Electronics
Amazon.com: Seagate BarraCuda 4TB Internal Hard Drive HDD – 3.5 Inch Sata 6 Gb/s 5400 RPM 256MB Cache for Computer Desktop PC Laptop (ST4000DM004) : Electronics
WD Purple 4TB Internal Serial ATA Hard Drive (OEM/Bare Drive) WD40PURX - Best Buy
HP 4TB 6G SATA 3.5in NHP MDL Hard Drive
Cheap Seagate ST4000LM024 4TB 5.4K RPM SATA 6GBPS | Refurbished
Amazon.com: WD 4TB 3.5 Inch SATA III, 7200 RPM, 64 MB Cache Enterprise Hard Drive (WD4000FYYZ) (Renewed) : Electronics
ThinkSystem ST50 3.5" 4TB 7.2K SATA 6Gb Non-Hot Swap 512n HDD | Lenovo US
Seagate 4TB 3.5†SAS3 HDD-A4000-ST4000NM0255 Internal Enterprise Hard Drive
