SanDisk Professional 12TB G-RAID Mirror - External HDD, RAID with Redundancy, Thunderbolt 3, USB (10Gbps), 7200RPM Ultrastar Hard Drive, Up to 250MB/s Read in RAID 1 - SDPHH2H-012T-NBAAD | 2x6tb Ultrastar 7200rpm Hdds, Ships Raid 1, 2x Thunderbolt 3/usb-C, Pro-Blade SSD Slot, Up to 250MB per S

Name: SanDisk Professional 12TB G-RAID Mirror - External HDD, RAID with Redundancy, Thunderbolt 3, USB (10Gbps), 7200RPM Ultrastar Hard Drive, Up to
Brand: Unbranded
SKU: B099BPWNCW
Price: 949.00 USD
Availability: InStock

By Mike Perry, Hardware Editor · Verified 2026-09-06

Mike Perry has researched PC hardware since 2014, tracking 80+ GPU generations, 50+ retro handheld platforms, and 30+ vintage PC configurations. He synthesises community benchmarks, manufacturer specs, and public forum data into actionable buying guides. View full credentials →

$949.00

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View Current Price on Amazon → Compare to similar external storage

*Price sourced from Amazon.com. Last updated 2026-04-20. Price and availability subject to change.

Bottom line: The SanDisk Professional 12TB G-RAID Mirror - External HDD, RAID with Redundancy, Thunderbolt 3, USB (10Gbps), 7200RPM Ultrastar Hard Drive, Up to 250MB/s Read in RAID 1 - SDPHH2H-012T-NBAAD | 2x6tb Ultrastar 7200rpm Hdds, Ships Raid 1, 2x Thunderbolt 3/usb-C, Pro-Blade SSD Slot, Up to 250MB per S is a niche pick — read recent reviews before buying in the external storage category, priced around $949.00. Compare close alternatives before committing.

The SanDisk Professional G-RAID MIRROR drive set to RAID 1 (Mirroring) will allow you to keep a working copy of your valuable content on one drive and will automatically create a duplicate for you on the second drive for data redundancy and peace of mind. For customers who need ultra-reliable storage with data redundancy and enough power to keep up with their demanding workloads, the high-performance, enterprise-class G-RAID MIRROR is the perfect partner.

SpecPicks Verdict

SpecPicks scored SanDisk Professional 12TB G-RAID Mirror - External HDD, RAID with… using a rating × review-volume × price-fit model applied to our editorial and benchmark analysis across the external storage category. Compare with similarly-priced alternatives in the external storage category before committing. Mixed or limited buyer feedback at this price point — focus your evaluation on recent reviews that specifically address build quality and long-term reliability, and shortlist one or two close alternatives before deciding.

Common buyer scenarios for external storage of this kind: matching it to an existing build, replacing a failing part, or upgrading from a previous-generation equivalent. Check the spec table below against your current setup — particularly socket / form-factor / power-rating fields — and confirm compatibility on the Amazon listing before purchase. Prices, stock, and Prime eligibility update directly from Amazon's catalog and may have moved since this page was last verified.

Pros & Cons

Pros

✓ High-performance Thunderbolt 3 (40Gbps) interface and USB (10Gbps)
✓ Ships via Amazon with Prime eligibility and the standard returns policy

Cons

✗ Confirm socket / form-factor / power-rating compatibility against your build before ordering
✗ Price, stock, and Prime eligibility update from Amazon and may have changed since this page was last verified

Key Features

Up to 12TB of max capacity on two 7200RPM Ultrastar Enterprise-class Hard Drives Inside (1TB = 1 trillion bytes. Actual user capacity may be less depending on operating environment and RAID configuration. For RAID products, storage capacity is based on RAID 0 mode.)
Ships in RAID 1 for peace of mind with transfers rates up to 250MB/s read, or use the hardware RAID selector for up to 510MB/s read in RAID 0 (1 MB/s = 1 million bytes per second. Based on internal testing; performance may vary depending upon host device, usage conditions, drive capacity, RAID configuration and other factors)
PRO-BLADE SSD Mag slot to easily add SSD capacity and performance for fast transfers, editing, and backup without adding to your workspace.
Color-coded cable indicators to connect the right cables and get the most out of your device performance.
High-performance Thunderbolt 3 (40Gbps) interface and USB (10Gbps)

Full Specifications

Brand	SanDisk Professional
Model Name	SDPHH2H-012T
Read Speed	250 megabytes_per_second
Unit Count	1 Count
Form Factor	3.5-inch
Media Speed	200 MB/s
Connectivity	USB-C
Model Number	SDPHH2H-012T-NBAAD
Built-In Media	Two 7200RPM Ultrastar Enterprise-class Hard Drives, PRO-BLADE SSD Mag slot, color-coded cable indicators, Thunderbolt 3 cable
Hard Disk Size	12 TB
Hard-Drive Size	12 TB
Mfr Part Number	SDPHH2H-012T-NBAAD
Number of Items	1
Special Feature	Portable
Installation Type	External Hard Drive
Compatible Devices	Desktop
Data Transfer Rate	250 megabytes_per_second
Enclosure Material	Aluminum/Glass
Additional Features	Portable
Hard Disk Interface	Thunderbolt

Ready to buy?

SanDisk Professional 12TB G-RAID Mirror - External HDD, RAID with Redundancy, Thunderbolt 3, USB (10Gbps), 7200RPM Ultrastar Hard Drive, Up to 250MB/s Read in RAID 1 - SDPHH2H-012T-NBAAD | 2x6tb Ultrastar 7200rpm Hdds, Ships Raid 1, 2x Thunderbolt 3/usb-C, Pro-Blade SSD Slot, Up to 250MB per S is available on Amazon with Prime shipping and the full Amazon returns policy. SpecPicks earns a small commission on qualifying purchases — thank you for supporting independent review work.

View Current Price on Amazon →

*Price sourced from Amazon.com. Last updated 2026-04-20. Price and availability subject to change.