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StarTech.com USB4 M.2 NVMe Enclosure, 40Gbps, External USB-C/Thunderbolt NVMe SSD Enclosure, Aluminum Heatsink Case, B+M/M-Key

Regular price $200.75
Sale price Regular price

Key specifications

  • Product colour: Black
  • Number of storage drives supported: 1
  • Supported storage drive interfaces: PCI Express
  • Product type: SSD enclosure
  • Storage drive size: M.2
  • USB connectivity: Yes
  • Operating relative humidity (H-H): 0 - 90%
  • Power source type: USB
  • Cables included: USB Type-C to USB Type-C
  • LED indicators: Yes
  • USB version: USB4 Gen 4
  • USB connector type: USB Type-C
  • Manual: Yes
  • USB connector gender: Female
  • Material: Aluminium
  • USB ports quantity: 1
  • Chipset: ASMedia - ASM2464PD
  • Compliance certificates: CE, Federal Communications Commission (FCC), RoHS
  • Number of fans: 0 fan(s)
  • Master (outer) case height: 26 cm

Logistics data

Master (outer) case length
20 cm
Master (outer) case width
39.5 cm
Products per master (outer) case
20 pc(s)

Operational conditions

Operating temperature (T-T)
0 - 40 °C
Storage temperature (T-T)
-20 - 70 °C

Packaging content

Screwdriver included
Yes

Performance

Plug and Play
Yes

Ports & interfaces

Integrated USB cable
No

Storage

NVMe
Yes
Supported storage drive heights
22 mm
Supported storage drive lengths
30,42,60,80 mm

Technical details

Data transfer rate
40 Gbit/s

Weight & dimensions

Cable length
0.3 m
Depth
12.48 cm
Height
2.88 cm
Package depth
11.4 cm
Package height
3.5 cm
Package weight
0.43 kg
Package width
19 cm
Weight
0.34 kg
Width
6.5 cm

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Description
Access Ultra-Fast NVMe Storage via 40Gbps USB4 with Thunderbolt 5 Compatibility

Turn your PCIe M.2 NVMe SSD into a fast and highly portable USB-C external storage solution. This NVMe enclosure supports USB4 (40Gbps), delivering read/write speeds up to 3,800 MB/s. Ideal for power users handling large media files, managing data across devices, or performing OS imaging, data recovery, and disk management.

Versatile USB-C & Thunderbolt Support

Built for current and next-gen storage, this USB4 enclosure connects M-Key or B+M Key M.2 NVMe SSDs (2230/2242/2260/2280) to USB4, Thunderbolt 5/4/3, or USB 3.2 hosts. It supports PCIe Gen 4x4 NVMe drives and offers native, driverless compatibility with Windows, macOS, and Linux. Seamless interoperability with USB-C and Thunderbolt systems makes it ideal for fast backups and high-volume data transfers.

Robust Heat Dissipation

The anodized aluminum housing features a heatsink-style cover design with a high-efficiency thermal pad to enable passive cooling during sustained workloads. The fanless construction allows for silent operation while maintaining consistent transfer rates during intensive tasks such as disk imaging or data capture.

Compact and Durable

The USB4 NVMe Enclosure's compact footprint fits comfortably in a technician's toolkit or laptop bag. The rugged aluminum housing not only helps with heat dissipation but also protects the SSD from physical damage during transport or deployment in demanding environments.
Turn two M.2 SATA drives into ultra-fast, portable storage with RAID for increased performance or redundancy

This dual M.2 SATA enclosure with RAID makes it easy to add ultra-fast, portable external storage to your USB-C™ or USB-A enabled laptop, tablet, smartphone or desktop computer. Its multiple RAID modes provide increased capacity, improved performance, or data redundancy.

Access your external data at greater speeds

Quickly access, transfer, and backup your files wherever you go. This dual-slot M.2 RAID enclosure enables you to easily access your data by creating a high-performance, ultra-portable storage solution using two M.2 (NGFF) SATA SSDs. It’s ideal for creative professionals, such as photographers and videographers, as well as professionals in corporate, educational and government sectors who need fast access to important data files, while out in the field or back at the office.

The RAID enclosure enables you to leverage the speed of your M.2 (NGFF) SATA drives by taking advantage of USB 3.1 Gen 2, with data transfer rates of up to 10Gbps. It ensures easy access to your files for data migration and data backups so that you can safeguard important data at all times.

Increase performance and data redundancy

With multiple RAID options, the M.2 RAID enclosure enables you to gain increased storage size, performance, or redundancy. You can enjoy the peace of mind of knowing your files are continually backed up, or take advantage of greater speed and capacity offered by a combined solution. The enclosure supports RAID 0, RAID 1, Spanning, and JBOD, enabling you to choose your preferred backup mode. It also supports SSD TRIM to prolong drive lifespan and performance.

Make your data more portable

The dual M.2 SATA enclosure provides a highly portable storage solution. With its compact design, you can tuck it away inside your laptop bag or carrying case and take it anywhere - to the office, the lab, or for mobile use, so that you can access your data wherever you go. Engineered with a solid aluminum housing, the dual-slot M.2 SATA enclosure helps to safeguard your data wherever you go.

The M.2 SATA RAID enclosure is powered directly from the USB port on your device, so no external power is required. It comes with two USB cables (USB-C to Micro-B and USB-A to Micro-B) for flexible use with the latest laptops and tablets equipped with a USB-Type C™ port as well as legacy devices. The enclosure is OS independent, with no additional software or driver installation required, and is compatiIt’s also compatible with a Thunderbolt™ 3 USB-C port.

The SM22BU31C3R includes all required drive installation tools and hardware and is backed by a StarTech.com 2-year warranty and free lifetime technical support.
Gear up for the field with portable hard drive protection

This rugged drive enclosure redefines data protection for on-the-go professionals. The military-grade construction protects your sensitive data from harsh field conditions. It makes sure you’re equipped for unexpected challenges with a ruggedized water, dust, vibration and shock resistant enclosure.

Industry recognized protection against water and dust, with an IP54 rating

Keep your data safe and secure even through sudden downpours or dust storms. The robust enclosure provides superior water and dust resistance with an IP54 rating.

Drop tested for 4 meters (13 feet)

The rugged drive enclosure is enveloped in a silicone protective sleeve, and engineered to help protect your drive from accidental and unexpected shock, vibrations, and drops. It’s Military MIL-STD-810G rated and test-proven to withstand drops of up to 4 meters (13 feet). It was drop tested using a solid-state drive in the enclosure.

Data protection inside and out

Wherever you go, the rugged drive enclosure delivers reliable data protection, inside and out. The tough-wearing exterior casing provides shock-resistance, while the flexible silicone sleeve hugs the entire perimeter to ensure an extra measure of protection, absorbing the impact of accidental bumps, rough baggage handling or drops. Inside, an extra layer of silicone provides added drive stability.

Install your drive with ease, with a tool-less design

It’s easy to turn your 2.5in SATA III (6Gbps) solid-state drive or hard drive into external storage. Simply remove the silicone sleeve, open the latch to insert your 2.5" drive into the rugged enclosure, and plug the included USB cable into the computer or hub USB port. There are no screws or tools needed.

70% faster than traditional USB 3.0, with UASP

Save time in the field, by storing and transferring content quickly. Enhanced with UASP (USB Attached SCSI Protocol), this rugged drive enclosure performs with a 70% faster read speed and 40% faster write speed over conventional USB 3.0, when paired with a UASP-enabled host controller.

UASP is supported in Windows 8, Mac OSX (10.8 or above), and Linux. In testing UASP performs with a 70% faster read speed and 40% faster write speed over traditional USB 3.0 at peak performance.

At the same peak in testing UASP also shows an 80% reduction in required processor resources.

Testing results were obtained using an Intel Ivy Bridge system, a UASP enabled StarTech.com enclosure, and a SATA III (6Gbps) solid state drive.

The S251BRU33 is backed by a StarTech.com 2-year warranty and free lifetime technical support.

The StarTech.com Advantage

- Protect your data even in the toughest field conditions
- Military Rated (MIL-STD-810G) drive enclosure provides exceptional shock resistance
- Outstanding water and dust resistance with IP-54 rating
Get ready for ultra-fast USB 3.1 Gen 2 data storage using your 2.5” SSD or HDD

Now, access your data in record time with the superior performance of USB 3.1 Gen 2 (10 Gbps). This single-drive enclosure gives you a powerful external storage solution.

Ultra fast, ultra portable data storage

The enclosure turns your 2.5in SATA solid-state or hard drive into ultra-fast, ultra portable data storage. Its lightweight, compact design allows it to be tucked easily into a laptop bag or carrying case. Engineered with a durable and sleek brushed aluminum housing, it’s equipped to keep your data safe and secure wherever you go.

Harness the speed of USB 3.1 Gen 2

USB 3.1 Gen 2 gives you greater bandwidth and speed with file transfer rates of up to 10 Gbps - twice the speed of USB 3.0 (USB 3.1 Gen 1) technology. It lets you leverage the high performance of the latest SSDs and hard drives, while alleviating bottlenecks in your data transfers.

Powered directly from the USB port

The enclosure connects easily to a host computer through USB 3.1 Gen 2, with no external power required. It is equipped with a USB A to Micro B cable, providing backward compatibility with existing USB ports or hardware. It also provides UASP support for enhanced performance.

The S251BMU313 is backed by a StarTech.com 2-year warranty and free lifetime technical support.
Works with Both PCIe and SATA Based M.2 Drives | Supports 2230/2242/2260/2280 Drive Heights | Tool-less Drive Installation | USB-C and USB-A Host Cables Included

Turn your PCIe M.2 NVMe or SATA AHCI M.2 SSD into a highly portable, USB-based external storage solution. This enclosure features USB 3.1 Gen 2 (10Gbps) with UASP support & PCIe 3.0 delivering real read/write data transfer speeds up to 1GB per second. Working with both PCIe and SATA based drives, this enclosure ensures compatibility with many M.2 drives, supporting both M-Key (PCIe) and B+M-Key (SATA) drives sized 2230/2242/2260/2280. The enclosure is also forward compatible with PCIe 4.0 based drives, at reduced PCIe 3.0 performance.

USB 3.1 Gen 2 10Gbps (also known as USB 3.2 Gen 2x1) is backward compatible with USB 3.1 Gen 1 5Gbps (also known as USB 3.0), USB 2.0, and USB 1.1.

All-in-One M.2 and USB Solution

With compatibility for both PCIe NVMe and SATA based M.2 drives, this enclosure solves the common challenge of identifying which enclosure is compatible with your M.2 drive. Regardless of whether your M.2 drive is SATA or PCIe NVMe based, you can rest assured that this enclosure will provide a high-performance solution for turning your M.2 drive into a portable external enclosure. For further compatibility the enclosure works with multiple drive lengths supporting 2230, 2242, 2260 and 2280mm drives including Samsung (850, 860, 870, 950, 960, 970) Kingston, Seagate, Western Digital (WD), HP, and Intel SSD drives.

For multiplatform support this enclosure, the enclosure features a USB-C host connection, and includes two different 12 in. (30 cm) host cables, a USB-C to USB-C cable and a USB-C to USB-A cable. This combined with the backward compatibility of the USB protocol, ensures that this M.2 enclosure will work with virtually any computer, whether it's USB-A, USB-C or Thunderbolt 3/4.

Tool-Free Drive Installation

The external M2 SATA or M.2 NVMe SSD enclosure case supports driverless plug-and-play installation and features tool-less drive installation, so you can install your drive with no tools required.

Unparalleled Performance

Leverage the high speeds of your M.2 NVMe or SATA drive, with this external SSD enclosure. It delivers USB 3.2 Gen 2x1 maximum theoretical throughput of 10Gbps, which is twice the throughput of USB 3.2 Gen 1x1 at 5Gbps. The enclosure also supports PCIe 3.0 which when combined with an M.2 NVMe drive takes full advantage of the throughput available to USB 3.2 Gen 2x1.

This fan-less aluminum enclosure features ventilation holes for maximum heat dissipation, ensuring your drive operates noiselessly at an optimal temperature to preserve performance and protect your drive from overheating damage.

Durable and Portable

This slim, pocket-sized enclosure for PCIe NVMe or SATA based M.2 drives is specially designed for mobility, with a small form-factor design that fits easily into your laptop bag. Its lightweight, yet durable aluminum housing helps to ensure your drive won't be damaged while you're on the move.

M2-USB-C-NVME-SATA is backed by a StarTech.com 2-year warranty and free lifetime technical support.
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FREE SHIPPING ON ORDERS OVER $550 IN SELECTED AREAS

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Where do the specifications come from?

Product specifications are sourced from Icecat and displayed only when supporting data is available. Where information is missing, the field is left blank rather than populated with estimated or inferred values.

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