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Amazon.com: Western Digital 3TB WD Blue PC Internal Hard Drive HDD - 5400 RPM Class, SATA 6 Gb/s, 256 MB Cache, 3.5" - WD30EZAZ : Electronics
Amazon.com: Seagate Barracuda XT 3 TB 7200RPM SATA 6 Gb/s 64MB Cache 3.5 Inch Internal Bare Drive ST33000651AS : Electronics
Amazon.com: Seagate SkyHawk 3TB Surveillance Internal Hard Drive HDD – 3.5 Inch Sata 6Gb/s 256MB Cache for DVR NVR Security Camera System with Drive Health Management (ST3000VX010) : Electronics
Amazon.com: Hitachi HDD 0F12456 3TB SATA 6Gb/s Desktop Storage 7200rpm 64MB Cache Bare Drive : Electronics
Amazon.com: 3Tb Wd Caviar Green Wd30Ezrx Sata 6Gb/S Desktop Hard Drive 3.5'' : Electronics
Amazon.com: Hitachi 3TB 7200RPM 3.5in Desktop SATA Hard Drive for PC, Mac, CCTV DVR, NAS, RAID (Renewed) : Electronics
Amazon.com: WD 3TB Elements Portable External Hard Drive, USB 3.0, Compatible with PC, Mac, PS4 & Xbox - WDBU6Y0030BBK-WESN : Electronics
Amazon.com: WL 3TB 7200RPM 64MB Cache SATA 6.0Gb/s 3.5" Desktop Hard Drive (For Server, RAID, NAS, DVR, Desktop PC) w/1 Year Warranty : Electronics
Amazon.com: Western digital RE 3 TB Enterprise Hard Drive: 3.5 Inch, 7200 RPM, SATA III, 64 MB Cache - WD3000FYYZ (Old Model) Bullet - 5 years warranty from seller : Electronics
Amazon.com: WD 3 TB WD AV-GP SATA III Intellipower 64 MB Cache Bulk/OEM AV Hard Drive WD30EURX : Electronics
Amazon.com: HGST Ultrastar 3TB 64MB Cache 7200RPM SATA III 6.0Gb/s 3.5in (Heaty-Duty, 24/7) Internal Hard Drive for CCTV DVR, NAS, PC/MAC (Renewed) : Electronics
Amazon.com: Western Digital 3TB WD Blue PC Internal Hard Drive HDD - 5400 RPM Class, SATA 6 Gb/s, 256 MB Cache, 3.5" - WD30EZAZ : Electronics
Amazon.com: WL 3TB 7200RPM 64MB Cache SATA III 6.0Gb/s 3.5" Internal (Enterprise Grade, Heavy Duty) Hard Drive (For RAID, NAS, CCTV DVR, Desktop PC) w/1 Year Warranty : Electronics
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Amazon.com: WD Black 3TB Performance Desktop Hard Disk Drive - 7200 RPM SATA 6 Gb/s 64MB Cache 3.5 Inch - WD3003FZEX : Electronics
Amazon.com: Western Digital WD Green WD30EZRS 3 TB 3.5" Internal Hard Drive : Electronics
Amazon.com: Seagate Constellation ES.3 | ST3000NM0033 | 3TB 7.2K RPM 128 MB Cache 3.5" SATA 6Gb/s | Enterprise Internal Hard Disk Drive HDD : Electronics
Amazon.com: WL 3TB 7200RPM 64MB Cache SATA III 6.0Gb/s 3.5" Internal Desktop Hard Drive (For RAID, NAS, DVR, Desktop PC) w/1 Year Warranty : Electronics
Amazon.com: WD TDSourcing RE WD3000FYYZ - Hard drive - 3 TB - internal - 3.5" - SATA 6Gb/s - 7200 rpm - buffer: 64 MB - for WD My Cloud EX4 : Electronics
Amazon.com: Western Digital WD Green WD30EZRS 3 TB 3.5" Internal Hard Drive : Electronics
![Amazon.com: Western Digital Purple 3TB Surveillance Hard Disk Drive - 5400 RPM Class SATA 6 Gb/s 64MB Cache 3.5 Inch - WD30PURX [Old Version] : Electronics](https://m.media-amazon.com/images/I/71k5izRDkLL.jpg "Amazon.com: Western Digital Purple 3TB Surveillance Hard Disk Drive - 5400 RPM Class SATA 6 Gb/s 64MB Cache 3.5 Inch - WD30PURX [Old Version] : Electronics")
Amazon.com: Western Digital Purple 3TB Surveillance Hard Disk Drive - 5400 RPM Class SATA 6 Gb/s 64MB Cache 3.5 Inch - WD30PURX [Old Version] : Electronics
Amazon.com: Western Digital RE WD3000FYYZ 3TB 7.2K RPM 64MB Cache 6Gb/s SATA 3.5" Enterprise HDD (Renewed) : Electronics
