StarTech.com U.3 to PCIe 4.0 x4 Host Adapter, SFF-TA-1001 Compatible, Supports 2.5" U.3 NVMe SSDs, TAA Compliant, Red - PEX4SFF8639U3 (2 Year Warranty)

Close-up view of StarTech.com U.3 to PCIe 4.0 adapter card showing red PCB and connector interface-alternate-image1
U.3 to PCIe adapter card installed in motherboard showing Windows and Linux compatibility icons-alternate-image2
Detailed view of U.3 adapter card showing labeled components and mounting holes-alternate-image3
CrystalDiskMark benchmark results showing performance metrics of U.3 adapter-alternate-image4
Dimensional specifications of U.3 adapter card with included mounting screws-alternate-image5
Side view of U.3 adapter card showing heatsink and thermal management features-alternate-image6
U.3 adapter installed in professional workstation showing system integration-alternate-image7
Close-up view of StarTech.com U.3 to PCIe 4.0 adapter card showing red PCB and connector interface-alternate-image1
U.3 to PCIe adapter card installed in motherboard showing Windows and Linux compatibility icons-alternate-image2
Detailed view of U.3 adapter card showing labeled components and mounting holes-alternate-image3
CrystalDiskMark benchmark results showing performance metrics of U.3 adapter-alternate-image4
Dimensional specifications of U.3 adapter card with included mounting screws-alternate-image5
Side view of U.3 adapter card showing heatsink and thermal management features-alternate-image6
U.3 adapter installed in professional workstation showing system integration-alternate-image7
Close-up view of StarTech.com U.3 to PCIe 4.0 adapter card showing red PCB and connector interface-alternate-image1
U.3 to PCIe adapter card installed in motherboard showing Windows and Linux compatibility icons-alternate-image2
Detailed view of U.3 adapter card showing labeled components and mounting holes-alternate-image3
CrystalDiskMark benchmark results showing performance metrics of U.3 adapter-alternate-image4
Dimensional specifications of U.3 adapter card with included mounting screws-alternate-image5
Side view of U.3 adapter card showing heatsink and thermal management features-alternate-image6
U.3 adapter installed in professional workstation showing system integration-alternate-image7
StarTech.com U.3 to PCIe 4.0 x4 Host Adapter, SFF-TA-1001...
Close-up view of StarTech.com U.3 to PCIe 4.0 adapter card showing red PCB and connector interface-alternate-image1
U.3 to PCIe adapter card installed in motherboard showing Windows and Linux compatibility icons-alternate-image2
Detailed view of U.3 adapter card showing labeled components and mounting holes-alternate-image3
CrystalDiskMark benchmark results showing performance metrics of U.3 adapter-alternate-image4
Dimensional specifications of U.3 adapter card with included mounting screws-alternate-image5
Side view of U.3 adapter card showing heatsink and thermal management features-alternate-image6
U.3 adapter installed in professional workstation showing system integration-alternate-image7

StarTech.com U.3 to PCIe 4.0 x4 Host Adapter, SFF-TA-1001 Compatible, Supports 2.5" U.3 NVMe SSDs, TAA Compliant, Red - PEX4SFF8639U3 (2 Year Warranty)

StarTech.com PEX4SFF8639U3

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$62.49
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  • 2 Year Warranty
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Product Key Features

  • 🔌 PCIe 4.0 x4/x8/x16 slot compatibility for U.3 NVMe SSDs
  • 💨 Vented design with PCB cutout for optimal airflow and heat dissipation
  • ⚡ Backward compatible with PCIe 3.0 slots
  • 💻 Universal OS support: Windows, Windows Server, and Linux
  • 🛠️ No additional drivers or software required
  • 📏 Compact 2.5" form factor with included mounting screws
  • 🔄 Not compatible with U.2 drives
  • ⚖️ Lightweight at 2.19 oz
  • ✅ TAA Compliant
  • ⏳ 2-year limited warranty
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StarTech.com U.3 to PCIe 4.0 x4 Host Adapter, SFF-TA-1001 Compatible, Supports 2.5" U.3 NVMe SSDs, TAA Compliant, Red - PEX4SFF8639U3 (2 Year Warranty)

This item: StarTech.com U.3 to PCIe 4.0 x4 Host Adapter, SFF-TA-1001...

$62.49

Total price: $62.49
  • Description
  • Tech Specs
  • Refund Policy

StarTech.com

PEX4SFF8639U3

StarTech.com U.3 to PCIe 4.0 Host Adapter for NVMe SSDs

Transform your system's PCIe 4.0 slot into a high-performance U.3 (SFF-TA-1001) connection for 2.5" NVMe SSDs. This versatile adapter enables ultra-fast data access while maintaining backward compatibility with PCIe 3.0 systems, making it an ideal solution for both desktop and server environments.

Advanced PCIe 4.0 Compatibility and Performance

The PEX4SFF8639U3 adapter supports the latest PCIe 4.0 technology while maintaining backward compatibility with x4, x8, and x16 PCIe 3.0 slots. This universal compatibility ensures optimal performance across various system configurations without requiring additional drivers or software installation.

Optimized Thermal Design for Enhanced Reliability

Featuring a strategic thermal management design with a vented full-profile bracket and PCB cutout, this adapter ensures superior airflow and heat dissipation. This thoughtful engineering prevents thermal throttling and maintains consistent, reliable performance during intensive operations.

Technical Specifications

  • Form Factor: 2.5" U.3 NVMe SSD support
  • Dimensions: 6.1" x 3.5" x 0.1"
  • Weight: 2.19 oz
  • Color: Red
  • Material: Durable plastic construction
  • Warranty: 2-year limited warranty

Package Contents

  • U.3 (SFF-TA-1001) to PCIe 4.0 x4 Host Adapter
  • 4 Drive Mounting Screws
  • Quick-Start Guide

Add a 2.5 inch U.3 NVMe SSD into a PCIe 4.0 x4/x8/x16 slot in a desktop or server using the included screws, enabling ultra-fast data access.

Add U.3 Capabilities to a Desktop or Server

Install an SFF-TA-1001 SSD into a desktop or server using an available PCI Express 4.0 slot. The pre-installed full-profile bracket and included drive mounting screws enable the connection of a U.3 NVMe drive to a PCIe slot, avoiding the need for a drive backplane or additional cables. This adapter is not compatible with U.2 drives.

Universal Compatibility

The Adapter Card is backward compatible with motherboards that feature x4, x8, and/or x16 PCIe 3.0 slots. The U.3 Adapter requires no additional drivers or software and works with all workstation and server operating systems, such as Windows, Windows Server, and Linux.

Optimal Airflow and Reliable Performance

The vented full-profile bracket and a large cutout in the PCB allow for better airflow and heat dissipation, which helps maintain optimal and reliable performance while avoiding thermal throttling.

Close-up view of StarTech.com U.3 to PCIe 4.0 adapter card showing red PCB and connector interface

Direct PCIe 4.0 Integration for Lightning-Fast Storage

The StarTech.com U.3 adapter card enables seamless integration of high-performance 2.5" U.3 NVMe SSDs directly into your system's PCIe 4.0 slot. Its streamlined design eliminates the need for additional cables or backplanes, providing a clean and efficient storage solution. The red PCB board features precise engineering with gold-plated PCIe contacts for reliable connectivity and optimal signal integrity.

Technical Specifications

  • PCIe 4.0 x4 interface for maximum bandwidth
  • SFF-TA-1001 compliant U.3 connector
  • Full-profile bracket with ventilation holes

Applications

  • Enterprise server storage expansion
  • High-performance workstation builds
  • Data center storage solutions
U.3 to PCIe adapter card installed in motherboard showing Windows and Linux compatibility icons

Cross-Platform Compatibility for Flexible Deployment

This versatile adapter seamlessly integrates with both Windows and Linux environments, making it ideal for diverse computing infrastructures. The installation process is streamlined with native OS support, requiring no additional drivers. The adapter's robust design and strategic placement in a PCIe slot ensures optimal airflow and thermal management.

Technical Specifications

  • Windows and Linux OS support
  • Driver-free installation
  • Optimized thermal design

Applications

  • Mixed OS environment deployment
  • Server infrastructure upgrades
  • Professional workstation builds
Detailed view of U.3 adapter card showing labeled components and mounting holes

Enhanced Monitoring and Installation Features

The adapter's thoughtful design includes an IDC 2-pin header for drive activity monitoring and strategically placed mounting holes for secure installation. The U.3 connector is positioned for optimal cable routing and strain relief. Clear labeling and well-documented connection points ensure proper setup and maintenance.

Technical Specifications

  • LED activity indicator support
  • Precision-engineered mounting points
  • Industrial-grade PCB construction

Applications

  • System monitoring integration
  • Professional server maintenance
  • Enterprise storage deployment
CrystalDiskMark benchmark results showing performance metrics of U.3 adapter

Maximum Performance Validation

Real-world testing demonstrates the adapter's exceptional capabilities, achieving read speeds up to 6800 MB/s and write speeds up to 1400 MB/s with compatible U.3 drives. The performance metrics showcase the adapter's ability to fully utilize PCIe 4.0 bandwidth, making it ideal for demanding enterprise applications and high-performance computing environments.

Technical Specifications

  • 6800 MB/s maximum read speed
  • 1400 MB/s maximum write speed
  • PCIe 4.0 x4 bandwidth utilization

Applications

  • High-speed data processing
  • Enterprise database operations
  • Content creation workflows
Dimensional specifications of U.3 adapter card with included mounting screws

Precise Engineering Dimensions

The adapter's compact form factor (5.9" x 3.2") maximizes compatibility while maintaining professional-grade build quality. Each component is precisely positioned for optimal thermal management and signal integrity. The package includes four drive mounting screws for secure installation.

Technical Specifications

  • 5.9" (152mm) length
  • 3.2" (83mm) height
  • Standard PCIe form factor

Applications

  • Rack server integration
  • Workstation builds
  • Data center deployment
Side view of U.3 adapter card showing heatsink and thermal management features

Advanced Thermal Management Design

The adapter features an integrated heatsink design that ensures optimal thermal performance under heavy workloads. The precision-engineered cooling solution maintains drive temperatures within operational parameters, even during sustained high-performance operations.

Technical Specifications

  • Integrated heatsink design
  • Optimized airflow pattern
  • Enterprise-grade thermal management

Applications

  • 24/7 operation environments
  • High-performance computing
  • Mission-critical storage systems
U.3 adapter installed in professional workstation showing system integration

Professional System Integration

The adapter seamlessly integrates into professional computing environments, with attention to detail in placement and compatibility. The design ensures proper clearance with adjacent components and maintains optimal system airflow patterns. The red PCB adds a distinctive professional aesthetic while maintaining enterprise-grade functionality.

Technical Specifications

  • Compatible with standard PCIe slots
  • Professional cable management
  • Enterprise-class build quality

Applications

  • Enterprise system builds
  • Professional workstation integration
  • Data center deployment
General Information
ManufacturerStarTech.com
Manufacturer Part NumberPEX4SFF8639U3
Brand NameStarTech.com
Product NameU.3 (SFF-TA-1001) to PCIe 4.0 x4 Host Adapter for 2.5 U.3 NVMe SSDs
Packaged Quantity1
Product TypeU.3 to PCI Express Adapter
Physical Characteristics
Product ColorRed
Product MaterialPlastic
Height0.1
Width3.5
Length6.1
Weight (Approximate)2.19 oz
Miscellaneous
Package Contents
  • U.3 (SFF-TA-1001) to PCIe 4.0 x4 Host Adapter for 2.5 U.3 NVMe SSDs
  • 4 x Drive Mounting Screws
  • 1 x Quick-Start Guide


Compatibility

Compatible Drive Types: U.3 (PCIe, NVMe, SFF-TA-1001)

Country of OriginTaiwan
TAA CompliantYes
Warranty
Limited Warranty2 Year
Return Policy Time to Return
Standard Return Policy We offer a hassle-free 30-day returns policy for domestic (US) orders, excluding non-refundable items. Refund or Replacement within 30 days of the delivery date. All products that fall under the Standard Return Policy qualify for our 30-Day Hassle-Free Returns.
Replacement Only Return Policy Replacement within 30 days of the delivery date.
Manufacturer Only Return Policy Covered by the manufacturer's warranty. Please refer to the terms and conditions for the manufacturer's warranty or contact the manufacturer.
FAQ
The StarTech.com PEX4SFF8639U3 is a U.3 (SFF-TA-1001) to PCIe 4.0 x4 host adapter that allows you to install a 2.5-inch U.3 NVMe SSD into a PCIe 4.0 x4/x8/x16 slot in a desktop or server. It enables ultra-fast data access and comes with pre-installed full-profile bracket and drive mounting screws for easy installation without requiring a drive backplane or additional cables.
This adapter is compatible with PCIe 4.0 slots and is backward compatible with x4, x8, and x16 PCIe 3.0 slots. It works with U.3 (PCIe, NVMe, SFF-TA-1001) drives only and is not compatible with U.2 drives. The adapter supports all major operating systems including Windows, Windows Server, and Linux, requiring no additional drivers or software for operation.
The StarTech.com U.3 adapter measures 6.1 inches in length, 3.5 inches in width, and 0.1 inches in height. It weighs approximately 2.19 ounces and features a red color scheme with plastic construction. These compact dimensions make it suitable for installation in standard PCIe slots.
The adapter features advanced thermal management through a vented full-profile bracket and a large PCB cutout design. These features promote better airflow and heat dissipation, helping to maintain optimal and reliable performance while preventing thermal throttling during intensive operations.
The package includes the U.3 (SFF-TA-1001) to PCIe 4.0 x4 Host Adapter, 4 drive mounting screws for secure SSD installation, and a quick-start guide for easy setup. All necessary components for installation are provided in the package.
The StarTech.com PEX4SFF8639U3 U.3 adapter comes with a 2-year limited warranty, providing protection against manufacturing defects and ensuring long-term reliability for your investment.
Yes, the StarTech.com PEX4SFF8639U3 adapter is TAA (Trade Agreements Act) compliant, making it suitable for government and enterprise procurement. It is manufactured in Taiwan, meeting compliance requirements for federal government purchases.
This adapter is specifically designed for U.3 (PCIe, NVMe, SFF-TA-1001) drives in the 2.5-inch form factor. It's important to note that it is not compatible with U.2 drives. The adapter supports modern NVMe SSDs that conform to the U.3 specification for high-performance storage applications.

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