Seagate IronWolf Pro NAS Internal Hard Drive (3.5 inch)

Capacity

Price

$553.16

Per TB$46.10

AmazonBuy on Amazon

Reasons to buy

  • CMR (conventional magnetic recording) for sustained NAS workloads (per Seagate and Amazon listing copy for these SKUs)
  • 7200 RPM class performance and 256 MB cache on the 12 TB and 14 TB variants imported from Amazon titles
  • IronWolf Health Management referenced on Seagate IronWolf Pro materials
  • Designed for multi-bay NAS; Seagate cites compatibility testing with several NAS vendors on the IronWolf Pro page

Reasons to avoid

  • Higher cost per TB than desktop-class drives
  • Mechanical HDD: not ideal for shock-prone portable use
  • Rescue Data Recovery Services and warranty terms vary by region and product — verify on Seagate support for your SKU
Seagate IronWolf Pro NAS Internal Hard Drive (3.5 inch) (12 TB) — product photo
12 TB

Specifications

rpm
7200
series
IronWolf Pro
cache mb
256
interface
SATA 6 Gb/s
recording
CMR
form factor
3.5 inch
manufacturer
Seagate

Researched and maintained by Hard Drive Prices Editorial Team. · Updated April 9, 2026

What you're getting

Seagate IronWolf Pro is a 3.5 inch internal NAS hard drive family aimed at multi-bay, always-on NAS and RAID environments. Drives use a SATA 6 Gb/s interface and CMR technology. Seagate positions IronWolf Pro for up to 32 TB capacity in the line (see Seagate product page for current offerings) and highlights IronWolf Health Management plus complimentary Rescue Data Recovery Services on IronWolf products where offered and where available by region.

Amazon listings for the SKUs imported here specify 7200 RPM rotation, 256 MB cache, and NAS-focused packaging (for example Frustration-Free Packaging where stated on the listing). Always confirm the exact part number printed on the drive label and your NAS vendor compatibility list before purchase.

Buying context

Typical value (not live pricing)

Seagate IronWolf Pro typically tracks around roughly $26-$42 per TB at common U.S. retail, varying by capacity, bundle, and rebates. Higher-capacity SKUs often improve $/TB versus mid-size models; confirm at checkout.

Where this line often shows up

  • Dense 12-bay and larger Synology, QNAP, or TrueNAS builds where rotational vibration and long duty cycles stack across the shelf
  • TrueNAS Scale ZFS pools with mirrored or RAID-Z2 vdevs and many concurrent users or VMs
  • Creative and M&E shared storage where sustained throughput and higher annual workload ratings matter

Features

  • SATA 6 Gb/s interface (per Amazon listings)
  • Intended for NAS and RAID use cases (per Amazon listings and Seagate positioning)
  • RV sensor technology called out for multi-bay NAS on Seagate IronWolf Pro materials