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TERRAMASTER D4 SSD NVMe Enclosure 40Gbps 4Bay USB Storage Type-C | Supports 4xM.2 NVMe 2280 SSDs, Compatible with USB 4/3.2/3.1/3.0, Thunderbolt 5/4/3, Mobile Backup App Included (Diskless)
TERRAMASTER

TERRAMASTER D4 SSD NVMe Enclosure 40Gbps 4Bay USB Storage Type-C

Bottom line: The TERRAMASTER D4 SSD NVMe Enclosure 40Gbps 4Bay USB Storage Type-C is a specs-and-price decision rather than a crowd-consensus one in the external storage category, priced around $212.49 on Amazon as of 2026-10-21 16:24 UTC. Check the specification table below against one or two close alternatives — on price and spec fit, not on star ratings.

$212.49

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Buy on Amazon — $212.49 Compare to similar external storage

By , Founder & Editor-in-Chief · Listing data updated

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.

*Price sourced from Amazon.com. Last updated 2026-10-21. Price and availability subject to change.

Pros & Cons

Pros

  • ✓ Backed by TERRAMASTER's warranty and support channels

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

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SpecPicks Verdict

SpecPicks scored TERRAMASTER D4 SSD NVMe Enclosure 40Gbps 4Bay USB Storage Type-C using a rating × review-volume × price-fit model applied to published specs and reviews across the external storage category. TERRAMASTER's external storage 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 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

  • Ultra-Fast 40Gbps Speeds for Demanding Workflows: The D4 SSD NVMe enclosure delivers 40Gbps speeds, and it's compatible with Thunderbolt 5/4/3, USB 4/3.2/3.1/3.0/2.0. It delivers speeds up to 3,224MB/s with 4x 990 PRO SSDs, or 1,608MB/s with a single SSD, suitable for 4K video editing and large file transfers. Note: No built-in RAID; supports four individual disks (soft RAID via third-party tools)
  • Massive 32TB Storage Capacity in a Compact Design: With support for four M.2 NVMe 2280 SSDs (up to 8TB each), this NVMe SSD enclosure provides up to 32TB of high-speed storage. Its book-sized, lightweight form factor fits seamlessly on desks, shelves, or in travel bags
  • Whisper-Quiet Operation with Intelligent Cooling: An advanced active cooling system with temperature-controlled fans keeps the NVMe external enclosure silent (19dB(A) in standby) even under heavy loads. Four internal temperature sensors ensure optimal heat dissipation, protecting your SSDs while maintaining a distraction-free environment
  • Universal Compatibility: The D4 SSD M.2 NVMe enclosure works as a plug-and-play storage expansion for Mac mini, a bootable macOS drive, or a high-speed Windows/Linux external drive. Comes with a 12V/2A power adapter and features wide voltage input compatibility (12V-20V), ensuring stable operation with various devices including Mac mini, Windows PCs, and mini-computers
  • Automated Data Protection & Easy Backup: The included TDAS Mobile App lets you wirelessly back up photos/videos from iOS/Android devices, while TPC Backupper software enables scheduled Windows backups. Power-loss recovery ensures auto-restart after outages, making it server/NAS-ready
  • Tool-Free Installation and Hot-Swappable Design: Easy access to all four M.2 NVMe slots without requiring screwdrivers or additional tools, allowing quick SSD installation and removal. Hot-swap capability enables drive changes without powering down the enclosure

Full Specifications

BrandTERRAMASTER
ColorBlack
Model NameD4 SSD
Read Speed3224 megabytes_per_second
Unit Count4 Count
Form FactorCustomized Form Factor
Media Speed40 gigabits_per_second
ConnectivityWireless, USB
Model NumberD4 SSD
CompatibilityAndroid, iOS, Mac, Linux
Built-In MediaHost unit (x1), Power adapter (x1), Quick Start Guide, Screwdriver (x1) + Screws (several), USB Type C to C 80Gbps Cabble 80cm (x1)
Hard-Drive Size32 TB
Mfr Part NumberD4 SSD
Number of Items1
Special FeatureBackward Compatible, Portable
Hardware PlatformWindows, Mac, Linux, Android, iOS
Installation TypeExternal Hard Drive
Compatible DevicesWindows, Mac, Linux, Android, iOS
Data Transfer Rate40 gigabits_per_second
Enclosure MaterialPlastic
Full listing titleTERRAMASTER D4 SSD NVMe Enclosure 40Gbps 4Bay USB Storage Type-C | Supports 4xM.2 NVMe 2280 SSDs, Compatible with USB 4/3.2/3.1/3.0, Thunderbolt 5/4/3, Mobile Backup App Included (Diskless)

Ready to buy?

TERRAMASTER D4 SSD NVMe Enclosure 40Gbps 4Bay USB Storage Type-C | Supports 4xM.2 NVMe 2280 SSDs, Compatible with USB 4/3.2/3.1/3.0, Thunderbolt 5/4/3, Mobile Backup App Included (Diskless) is listed on Amazon. Price, availability, shipping and returns are set by Amazon and its sellers — check the listing for current terms. SpecPicks earns a small commission on qualifying purchases — thank you for supporting independent review work.

Buy on Amazon — $212.49

*Price sourced from Amazon.com. Last updated 2026-10-21. Price and availability subject to change.

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TERRAMASTER D4 SSD NVMe Enclosure 40Gbps 4Bay USB Storage Type-C | Supports 4xM.2 NVMe 2280 SSDs, Compatible with USB 4/3.2/3.1/3.0, Thunderbolt 5/4/3, Mobile Backup App Included (Diskless)
$212.49
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