MaxDigitalData 4TB 64MB Cache 7200PM SATA 6.0Gb/s 3.5" Internal Surveillance CCTV DVR Hard Drive (MD4000GSA6472DVR) - w/ 2 Year Warranty : Amazon.co.uk: Computers & Accessories
Sonnics 4TB 3.5" SATA Internal Hard drive 720RPM 64MB Cache | 3.5" sata desktop hard drives | Sonnics
Western Digital WD Black 4TB,Internal,7200 RPM,8.89 cm (3.5") (WD4003FZEX) Desktop HDD for sale online | eBay
WD_BLACK 4TB High Performance 3.5" Internal Hard Drive, 7200 RPM Class, SATA 6 GB/s, 256MB Cache, 5 Year Warranty : Amazon.co.uk: Computers & Accessories
WD Black 4TB Performance Desktop Hard Disk Drive - 7200 RPM SATA 6 Gb/s 64MB Cache 3.5 Inch : Amazon.co.uk: Computers & Accessories
N36YX, Dell 4TB, 7200rpm, SATA, 3.5" | EET
WD Black 4TB Performance Desktop Hard Disk Drive - 7200 RPM SATA 6 Gb/s 64MB Cache 3.5 Inch : Amazon.co.uk: Computers & Accessories
Seagate IronWolf Pro, 4 TB, NAS Internal Hard Drive, CMR 3.5 Inch, SATA 6 Gb/s 7,200 RPM, 256 MB Cache, for RAID Network Attached Storage, 3 years Rescue Services, FFP (ST4000NE001) :
Toshiba 4TB 500GB SATAIII 4000go Serial ATA III; 4000 GB; 7200 RPM; Serial ATA III, Hard drive – 3.5 "Hard Drives (128 MB, Hard drive) : Amazon.co.uk: Computers & Accessories
WD Red Pro 4TB 3.5" SATA NAS HDD/Hard Drive 7200rpm LN89862 - WD4003FFBX | SCAN UK
HARD DRIVE Internal 3.5" 7200RPM 1TB 2TB 3TB 4TB 6TB+ SATA CCTV DESKTOP DVR lot | eBay