SanDisk Professional 12TB G-RAID Mirror

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

Status: SanDisk Professional 12TB G-RAID Mirror… (12TB portable SSD Thunderbolt): Unavailable on Amazon as of 2026-10-18 10:26 UTC. SpecPicks has no in-stock 12TB portable SSD Thunderbolt on file; an Amazon search for "12TB portable SSD Thunderbolt" lists current offers with the same specs. eBay sellers may still list this model new or used.

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Bottom line: The SanDisk Professional 12TB G-RAID Mirror is a specs-and-price decision rather than a crowd-consensus one in the external storage category. Check the specification table below against one or two close alternatives — on price and spec fit, not on star ratings.

Unavailable on Amazon as of 2026-10-18 10:26 UTC

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By Mike Perry, Founder & Editor-in-Chief · Listing data updated 2026-10-18

Mike Perry — Hardware researcher since 2014. For external drives and portable storage, synthesises manufacturer specs and independent reviews rather than first-hand lab testing. Core beat: GPU performance across gaming, rendering, and local-LLM inference. About the author →

Pros & Cons

Pros

✓ High-performance Thunderbolt 3 (40Gbps) interface and USB (10Gbps)

Cons

✗ Check the listed dimensions, connectors and platform compatibility against your setup before ordering
✗ Price, stock, shipping and returns are set by the retailer and may have changed since this page was last updated

Manufacturer description

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 using a rating × review-volume × price-fit model applied to published specs and reviews across the external storage category. Compare with similarly-priced alternatives in the external storage category before committing. Judge it on the specification table and the price rather than on sentiment: check the figures that decide your use case, then put it side-by-side with two or three close alternatives in the Compare tool before clicking through.

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 retailer's listing before purchase. Prices and stock are set by the retailer and may have moved since this page was last updated.

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
Full listing title	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

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