Unestech U.2 NVMe 4-Bay 2.5" SAS SSD HDD Mobile Rack for 5.25" drive Bay(4x MiniSAS HD SFF-8643)

Product Code : ST2543U2

Product Specification

Support Drive Size 4 x 2.5" U.2 SSD
Compatible Drive Type U.2 NVMe
Number of Drives 4
Max Drive Height 15mm
Drive Bay 5.25" drive bay
Host Interface 4 x miniSAS HD (SFF-8643)
Power Input 2 x 15 pin SATA power connector
Transfer Rate PCIe 3.0 up to 32Gbps
Support HDD Capacity No limitation
Drive Cooling 2 x 35mm fan
Structure / Material Aluminum / Metal
Drive Activity LED Indication Drive power: solid green

4 Bay 2.5" U.2 NVMe SSD Mobile Rack Enclosure


The Unestech ST2543U2 is a 4Bay Removable U.2 NVMe SSD Enclosure supporting up to 64Gb/s data transfer rates through 4 x MINISAS HD SFF-8643 interface.
It is made out of metal construction and equipped with removable U.2 drive trays that simplify the time-consuming drive installation/removal process for easy drive maintenance.

Removable Drive Tray

Removable Drive Tray

NVMe U.2 SSDs are installed inside the computer case, which can be tough to reach when it requires maintenance. With the Unestech ST2543U2, your drives are brought to the frontal 5.25" optical drive bay, where the U.2 SSDs can be easily accessed, making drive maintenance more efficient and straightforward process. The removable drive trays support any standard U.2 SSD from 7mm to 15mm drive height.

For an additional physical layer of security, It has a triangular lock feature, which ensures that all your hard drives are secure within the rack.

Individual Drives Status

Individual Drives Status

This mobile rack consists of a power and HDD activity LED, which indicate distinct operations that are going on inside the unit.The LED lights indicate the status of the rack, when it is on and when the hard disk drive is active, as well as when the unit is not powered.Bringing more utility to your hard drives or SSDs.

To fully use the speeds of NVMe SSDs, each drive bay uses its own miniSAS HD (SFF-8643) connector, maximizing NVMe U.2 SSD 's potential transfer bandwidth rate of 64Gb/s.

Product documentation

Tell us the questions you need to consult

Unestech Hardware Electronic Co.,Ltd

You can also contact us directly in the following ways: visit, telephone, email