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Harness the full potential of your NVMe SSD with the UGREEN D703 USB4 enclosure, delivering blistering 40Gbps transfer speeds over a USB4 Type-C connection. Built around the ASMedia ASM2464PD chipset, this enclosure turns your M.2 NVMe drive into a high-performance portable storage solution that rivals internal speeds, making it perfect for 8K video editing, large file transfers, and rapid backups.

Overview

The D703 supports M.2 NVMe PCIe SSDs in 2230, 2242, 2260, and 2280 form factors, with M-Key or B+M Key, up to a massive 8TB capacity. The tool-free screw-fixed design ensures a secure fit, while the integrated thermal pad and premium aluminium alloy casing efficiently dissipate heat, maintaining peak performance during sustained workloads. A 0.25m USB4 Type-C to Type-C cable is included, and the enclosure is fully bus-powered—no external adapter needed.

What stands out

• USB4 40Gbps: Up to 8x faster than USB 3.2 Gen 1, with UASP, TRIM, and S.M.A.R.T. support for optimal drive health and speed.
• Broad Compatibility: Works with Windows, macOS, Linux, Android, and iPadOS—plug and play, no drivers required.
• Efficient Cooling: Aluminium alloy body and thermal pad keep your SSD cool, preventing throttling during heavy use.
• LED Activity Indicator: Know at a glance when data is being transferred.

Technical details

• Host Interface: USB4 Type-C
• Data Transfer Rate: 40Gbps
• Supported SSD Type: M.2 NVMe PCIe SSD (M-Key, B+M Key)
• Supported Form Factors: 2230, 2242, 2260, 2280
• Max Capacity: 8TB
• Chipset: ASMedia ASM2464PD
• Material: Aluminium Alloy
• Heat Dissipation: Integrated thermal pad, aluminium casing
• Installation: Screw-fixed
• Included Cable: USB4 Type-C to Type-C, 0.25m
• Power: Bus-powered
• Colour: Space Grey
• LED Indicator: Activity

Our verdict

The UGREEN D703 is a top-tier NVMe enclosure that fully leverages USB4 speeds, offering desktop-class performance in a sleek, portable, and durable aluminium shell. Ideal for professionals and enthusiasts who demand the fastest external storage without compromise.