| Product Type | PCIe U.3 NVMe SSD Adapter Card | 
| Form Factor | Full-height (vented bracket pre-installed) | 
| Bracket Type | Full-profile (pre-installed) and low-profile bracket included | 
| Interface Bus Type | PCI Express 4.0 | 
| Compatible PCIe Slots | x4, x8, x16 | 
| Chipset ID | Broadcom PEX PCIe bridge (exact part unlisted) | 
| Drive Compatibility | 2.5in U.3 NVMe SSD (SFF-TA-1001 connector) | 
| Non-Compatible Drives | U.2 NVMe SSDs | 
| Power Requirements | Powered through PCIe slot | 
| Hot Swappable | No | 
| Tool-less Installation | No – includes drive-mounting screws | 
StarTech PCIe 4.0 x4 U.3 NVMe SSD Adapter Card - TAA Compliant
 
 
 
 

Key Benefits
 
            
            
              
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- Enables high-speed U.3 NVMe SSD deployment in PCIe 4.0 x4/x8/x16 slots, enhancing system performance.
- TAA compliance ensures suitability for government and secure enterprise environments.
- Pre-installed bracket and included mounting hardware streamline installation and reduce setup time.
Product Overview
INSTALL A 2.5INCH U.3 NVME SSD INTO A DESKTOP/SERVER USING AN A PCIE 4.0 X4, X8, OR X16 SLOT; NOT COMPATIBLE WITH U.2 DRIVES; WORKS WITH PCI EXPRESS 3.0; PRE-INSTALLED VENTED FULL-PROFILE BRACKET; DRIVE MOUNTING SCREWS INCLUDED; OS INDEPENDENTSpecifications
                      Product Overview
                      
                    
                    
                      Physical & Environmental
                      
                    
                    | Width | 18 mm (0.7 in) | 
| Length | 120 mm (4.7 in) | 
| Height | 70 mm (2.8 in) | 
| Product Weight | 62 g (2.2 oz) | 
| Operating Temperature | 0°C to 70°C (32°F to 158°F) | 
| Storage Temperature | -40°C to 85°C (-40°F to 185°F) | 
| Humidity | 15% to 90% RH (non-condensing) | 
                      Cloud Management & Licensing
                      
                    
                    | Software/Driver Requirements | OS independent – no drivers required | 
| Remote Management | Not supported | 
| Bundled Software | None | 
                      Additional Information
                      
                    
                    | Included Accessories | Drive mounting screws, low-profile bracket | 
| UPC | 065030899000 | 
| Manufacturer Part Number | PEX4SFF8639U3 | 
| Manufacturer | StarTech | 
                      Interfaces
                      
                    
                    | Internal Connector | SFF-8639 (U.3 interface) | 
| Host Interface | PCIe x4 (Gen 4.0), backward compatible with PCIe 3.0 | 
| Supported Link Speed | PCIe Gen 4.0 x4 – up to 64 Gbps | 
| Connector Type | 1 x PCI Express x4 Male | 
| Interface Standard | SFF-TA-1001 (U.3) | 
                      Compliance & Origin
                      
                    
                    | Country of Origin | Taiwan | 
| TAA Compliant | Yes | 
| Certifications | CE, FCC, RoHS | 
| Environmental Compliance | RoHS, REACH | 
                      Advanced Security Features
                      
                    
                    | Encryption Support | Dependent on installed SSD; adapter provides pass-through only | 
| Secure Boot Compatibility | Yes, when supported by SSD and host BIOS/UEFI | 
| Data Sanitization Support | Dependent on SSD capabilities | 
 
               
     
     
     
    