Cheapest 12 TB internal hard drive (3.5 inch)

All sizes of Internal hard drive (3.5 inch) →

Amazon —Not enough matching listings yet; checked daily
eBay $379/drivetypical $422 · 3 new listings Buy on eBay: $379 for 1 drive →as of 2026-11-06 UTC

Amazon prices are before shipping (free on most items with Prime); eBay prices include shipping. We earn a commission when you buy through these links, at no cost to you.

All 3 listings, single drives first, then multipacks

ItemSizePricePer drive
Toshiba N300 Pro 12TB 3.5 inch Internal Hard Drive CMR SATA 6 Gb/s 7200 RPM 512 1 drive1 drive$379$379 eBay →
Toshiba N300 Pro 12TB 3.5 inch Internal Hard Drive CMR SATA 6 Gb/s 7200 RPM 512 1 drive1 drive$422$422 eBay →
Toshiba N300 Pro 12TB NAS 3.5-Inch Internal Hard Drive - CMR SATA 6 Gb/s 7200 RP 1 drive1 drive$444$444 eBay →

eBay: new Buy It Now listings from US sellers as of 2026-11-06 UTC, item plus shipping.

Size comes from the seller's unit count or the listing title; check the listing before buying. As an Amazon Associate and eBay Partner, Sharpest earns from qualifying purchases.

More storage

Portable SSD $84.19/TBNVMe SSD $100/TBmicroSD card $95.70/TBSATA SSD (2.5 inch) $95.00/TBUSB flash drive $57.81/TBExternal hard drive $24.98/TB