Mediasonic

Mediasonic Raid 4 Bay 3.5" SATA Hard Drive Enclosure DAS

Name: Mediasonic Raid 4 Bay 3.5" SATA Hard Drive Enclosure DAS - USB 3.2 Gen 2 10Gbps USB Type C Support 30TB | USB Hub | Daisy Chain (HFR7-SU31CH)
Brand: Mediasonic
SKU: B07KY73BNQ

Status: Mediasonic Raid 4 Bay 3.5" SATA Hard Drive…: Unavailable on Amazon as of 2026-10-04 10:17 UTC. SpecPicks has no in-stock listing with matching specs on file; the search below lists current offers. eBay sellers may still list this model new or used.

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Bottom line: The Mediasonic Raid 4 Bay 3.5" SATA Hard Drive Enclosure DAS: Hardware RAID 0/1 and single-drive modes via one onboard button, no software needed; main trade-off: RAID controller stops at 0/1 - no RAID 5, 10, or JBOD spanning.

Unavailable on Amazon as of 2026-10-04 10:17 UTC

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Currently unavailable on Amazon. Not the same product — 3 in-stock alternatives:

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Original listing (currently unavailable) → Compare to similar accessories

By Mike Perry, Founder & Editor-in-Chief · Listing data updated 2026-10-04

Mike Perry — Hardware researcher since 2014, focused on GPU performance across gaming, rendering, and local-LLM inference. Synthesises community benchmarks, manufacturer specs, and public forum data into actionable buying guides. About the author →

Pros & Cons

Pros

✓ Hardware RAID 0/1 and single-drive modes via one onboard button, no software needed
✓ Four 3.5" SATA bays at up to 30TB per drive for 120TB total raw capacity
✓ USB 3.2 Gen 2 at 10Gbps with an E-Mark USB-C cable (3.3ft) in the box
✓ Built-in USB hub adds Type-A and Type-C ports for peripheral expansion
✓ Daisy-chains up to 2 more units; UASP, S.M.A.R.T., and smart fan supported

Cons

✗ RAID controller stops at 0/1 - no RAID 5, 10, or JBOD spanning
✗ 2.5" SATA drives need a bracket that is sold separately
✗ No auto power-on after a power failure, so unattended reboots need a hand
✗ Printed manual not included; you download it from the product guide section

SpecPicks Verdict

SpecPicks scored Mediasonic Raid 4 Bay 3.5" SATA Hard Drive Enclosure DAS using a rating × review-volume × price-fit model applied to published specs and reviews across the accessories category. Mediasonic's accessories lineup sits within the broader category mid-tier; price and specs are the deciding factors over brand loyalty here. 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 accessories 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

Hardware Raid controller built-in on board with one-button control, support Single Drive Mode, Raid 0 / 1. DAS Direct Attached Storage USB 3.2 Gen 2 Type C
Support 3.5” SATA 1 / 2 / 3 6.0Gbps hard disk drive up to 30TB per drive, and 2.5” SATA SSD / HDD (additional bracket required sold separately)
Built-In USB Hub provides easy access to additional USB Type A and USB Type C connection for expansion.
Transfer rate up to 10Gbps via USB 3.2 Gen 2. USB-C to USB -C with E-Mark IC cable is included. (3.3ft)
Support Daisy Chain Up to 2 more devices. Easily expand your storage with this 4-bay hard drive enclosure, featuring USB-C connectivity and daisy chain capability to link multiple units. Supports 3.5"/2.5" SATA drives with tool-free installation, ideal for high-capacity data backup and media workflows.
Support Windows / Mac OS / Linux

Full Specifications

Brand	Mediasonic
Color	Black
Connectivity	USB-C
Model Number	4 Bay Raid USB 3.1 Type C
Compatibility	Mac, Linux
Built-In Media	Main Unit + Accessory
Mfr Part Number	HFR7-SU31CH
Hardware Platform	Linux, Mac, PC
Compatible Devices	Desktop, Laptop
Data Transfer Rate	10 gigabits_per_second
Enclosure Material	Metal
Hardware Interface	USB 3.2 Gen 2, USB Type C
Warranty Description	1 Year Warranty from Mediasonic Store
Hard Disk Form Factor	3.5 inches
Connectivity Technology	SATA
Memory Storage Capacity	30 TB
Item Dimensions L x W x H	6.8"L x 4.9"W x 9"H
Supported Devices Quantity	4
Full listing title	Mediasonic Raid 4 Bay 3.5" SATA Hard Drive Enclosure DAS - USB 3.2 Gen 2 10Gbps USB Type C Support 30TB \| USB Hub \| Daisy Chain (HFR7-SU31CH)

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Amazon shows no buyable offer for Mediasonic Raid 4 Bay 3.5" SATA Hard Drive… at the last check. A similar in-stock product is GRAUGEAR 3.5 Inch Front Panel Hub. SpecPicks earns a small commission on qualifying purchases — thank you for supporting independent review work.

View Similar — $28.99