Best 12 TB Hard Drives
12 TB is one of the most popular capacity points for NAS builders and budget-conscious storage shoppers. It sits in the sweet spot between high density and affordable per-TB pricing — large enough to meaningfully fill a bay slot, but using mature platter technology that keeps costs down. At 12 TB you will find well-established models across NAS, enterprise, and general-purpose lines from both Seagate and Western Digital.
Why 12 TB?
12 TB drives typically offer some of the lowest per-TB pricing because they use proven, high-volume platter configurations. Four 12 TB drives in RAID 5 give you ~36 TB usable — enough for a substantial media library, backup target, or small-business file server. For many buyers, 12 TB hits the optimal cost-per-TB sweet spot without overspending on cutting-edge capacities.
Prices updated hourly from Amazon US and UK. All links go directly to the retailer. Details.
Best Value 12 TB Drives
All new 12 TB hard drives ranked by price per terabyte. The best deals across enterprise, NAS, and standard lines.
ModusTech 12TB External (DESKTOP) Hard Drive USB 3.1 Type-C - High-Speed Data Storage for PC, Mac, Laptops, and Gaming Consoles - Durable Design, Compatible with Windows, MacOS, Linux (TB)
Seagate Expansion Desktop 12TB, External Hard Drive, USB 3.0, Data Rescue Services (STKP12000400)
Avolusion PRO-Z Series 12TB USB 3.0 External Hard Drive for WindowsOS Desktop PC/Laptop (White)
for PGXHP 0PGXHP R720XD Server Hard Drive backplane 3.5-inch 12-Bay backplane
Avolusion PRO-Z Series 12TB USB 3.0 External Hard Drive for WindowsOS Desktop PC/Laptop (White)
OSENTRiX BX100 12TB USB 3.2 Gen 2 USB-C External Hard Drive for Windows or MacOS Desktop PC/Laptop
MDD MAXDIGITALDATA 12TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5-inch Internal Hard Drive for Surveillance Storage (MD12TBGSA25672DVR) - 3 Years Warranty
MDD 12TB 7200RPM SATA 6Gb/s 256MB Cache 3.5inch Internal Desktop Hard Drive, MD12TBGSA25672
NAS 12 TB Drives
IronWolf and WD Red 12 TB models designed for always-on NAS enclosures. Firmware optimised for RAID arrays and multi-bay vibration tolerance.
Seagate IronWolf Pro 12TB NAS Internal Hard Drive HDD – 3.5 Inch SATA 6Gb/s 7200 RPM 256MB Cache for RAID Network Attached Storage, Data Recovery Rescue Service (ST12000NE0007)
WD Red Plus 12TB NAS 3.5" Internal Hard Drive - 7200 RPM, SATA 6Gb/s, CMR, 256MB Cache
Seagate IronWolf Pro 12TB, Enterprise Internal NAS HDD, CMR 3.5 Inch, SATA 6GB/s, 7.200 RPM, 256MB Cache for RAID NAS, Data Rescue Services, Frustration Free Packaging (ST12000NTZ01)
WD Red Plus 12TB NAS 3.5" Internal Hard Drive - 7200 RPM Class, SATA 6 Gb/s, CMR, 256MB Cache
Seagate IronWolf Pro ST12000NE0008 12 TB Hard Drive - 512E Format - SATA 600-3.5" Drive - Internal - 7200RPM - 256 MB Buffer - Hot Pluggable
Seagate IronWolf, Pro 12TB, Enterprise Internal NAS HDD – CMR 3.5 Inch, SATA 6GB/s, 7,200 RPM, 256 MB Cache for RAID NAS - Frustration Free Packaging (ST12000NTZ01)
Seagate IronWolf ST12000VN0007 12 TB 3.5 Internal Hard Drive - SATA - 7200rpm - 256 MB Buffer
Seagate IronWolf Pro 12TB NAS Internal Hard Drive HDD – 3.5 Inch SATA 6Gb/s 7200 RPM 256MB Cache for RAID Network Attached Storage Data Recovery Service – Frustration Free Packaging (ST12000NEZ008)
Enterprise 12 TB Drives
Seagate Exos and WD Ultrastar 12 TB models for server and datacenter use. 24/7 rated with 5-year warranties and high workload endurance.
Seagate Exos X14 ST12000NM0008 12 TB Hard Drive - 3.5" Internal - SATA (SATA/600)
Seagate Exos X18 12TB HDD 512E/4KN SAS
HGST Ultrastar He12 HUH721212AL4201 12 TB Hard Drive - SAS [12Gb/s SAS] - 3.5 Drive - Internal
Enterprise C EXOS X18 12TB 3.5IN 7200RPM SAS Helium 512E
Seagate Exos X16 ST12000NM002G 12TB 7.2K RPM SAS 12Gb/s 256MB 3.5in Enterprise Hard Drive
WD-40 Ultrastar HE12 12TB SAS 512E
WD-40 Ultrastar HE12 12TB SAS 512E
HGST Ultrastar He12 | HUH721212ALE600 | 12TB 7.2K RPM SATA-6Gb/s 3.5" 256MB cache Hard Disk Drive
Refurbished 12 TB Drives
Used and recertified 12 TB drives at reduced prices. Enterprise datacenter pulls that offer strong value for homelabs, backup targets, and non-critical storage.
ModusTech 12TB External (DESKTOP) Hard Drive USB 3.1 Type-C - High-Speed Data Storage for PC, Mac, Laptops, and Gaming Consoles - Durable Design, Compatible with Windows, MacOS, Linux (TB)
Seagate ST12000NM002G 12TB 12Gb/s SAS HDD
Dell 12 TB Hard Drive - 3.5" Internal - Near Line SAS (NL-SAS) (12Gb/s SAS) - 7200rpm - Hot Swappable (Renewed)
Dell/Seagate Exos X18 12TB ST12000NM006J 7200 RPM SAS 12Gb/s 512e 3.5in Enterprise Hard Drive (Renewed)
HGST WD Ultrastar DC HC520 HUH721212AL4200 12TB HDD 7200 RPM SAS 12Gb/s Interface 4Kn ISE 3.5-Inch Helium Data Center Enterprise Internal Hard Disk Drive, Model: 0F29560
WD_BLACK D10 12TB Game Drive for Xbox, external HDD, transfer speeds up to 250 MB/s, 7200RPM, Active Cooling to Store your Massive Collection, 1 Month Xbox Game Pass, black
SanDisk Professional 12TB G-DRIVE Enterprise-Class Desktop Hard Drive HDD, Ultrastar Drive Inside, USB-C (5Gbps), USB 3.2 Gen 1 - SDPH91G-012T-NBAAD
HPE 12 TB Hard Drive - 3.5" Internal - SAS (12Gb/s SAS)
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