StarTech.com U.2 (SFF-8643) to M.2 PCI Express 3.0 x4 Host Adapter Card for 2.5 U.2 NVMe SSD

StarTech.com M2E4SFF8643

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Manufacturer Part#  M2E4SFF8643

UPC Code: 065030872607

Provantage Code:  STR94L0

Condition:  Factory New

  • Product Type: M.2 to U.2 Adapter
  • Color: Red
  • Limited Warranty: 2 Year
  • Length: 2.5"
  • TAA Compliant: Yes

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StarTech.com M2E4SFF8643 Specifications

    U.2 (SFF-8643) to M.2 PCI Express 3.0 x4 Host Adapter Card for 2.5 U.2 NVMe SSD

At a Glance

    • Boost system performance by adding an enterprise-class U.2 PCIe NVMe SSD to your PC or server
    • Adapter supports one U.2 PCIe NVMe SSD, with a Mini-SAS HD SFF-8643 connector
    • M.2 PCIe x4 host interface
    • Compatible with current PCIe standards and backward compatible with earlier releases
    • Fast and easy setup with native OS support


    This PCI Express U.2 to M.2 adapter makes it easy to install a high-performance U.2 PCIe-NVMe SSD into your desktop PC or server and connect the drive through an M.2 PCIe x4 slot on your motherboard. By creating compatibility with newer U.2 NVMe SSDs, such as the Intel® SSD 750 series, this enterprise-class drive adapter enables you to gain faster read/write speeds and higher productivity levels for data-intensive applications.

    Gain faster system performance

    This drive adapter card lets you optimize your system performance by harnessing the increased speed and low latency of a U.2 PCIe-NVMe SSD (compared to regular platter drives), by adding a U.2 interface to your system.

    Upgrade your system cost-effectively

    The U.2 to M.2 adapter is ideal for IT professionals, system integrators and installers, and enthusiasts who are building or upgrading a server or desktop computer. It's a cost-effective alternative that delivers the superior performance of newer U.2 NVMe SSDs, without the expense of replacing the system motherboard for the sake of compatibility.

    Easy installation

    The U.2 to M.2 adapter works with all desktop PCs and servers that have an M.2 PCIe x4 host interface. The adapter card is OS independent, so there are no drivers or software required for installation.

    The M2E4SFF8643 is backed by a StarTech.com 2-year warranty and free lifetime technical support.

Certifications & Standards

    • CE
    • FCC
    • C-Tick

Environmental Certification





    • Bus Type PCI Express
    • Compatible Drive Types U.2 (SFF-8643, x4 PCIe, NVMe)
    • Drive Installation Fixed
    • Interface M.2 PCIe (x4 PCIe)
    • Number of Drives 1

Package Contents

    • U.2 (SFF-8643) to M.2 PCI Express 3.0 x4 Host Adapter Card for 2.5" U.2 NVMe SSD
    • 1 x Adapter-mounting Screw
    • 1 x Quick-start Guide

Additional Product Images


General Information
Product NameU.2 (SFF-8643) to M.2 PCI Express 3.0 x4 Host Adapter Card for 2.5 U.2 NVMe SSD
Manufacturer Part NumberM2E4SFF8643
Packaged Quantity1
Product TypeM.2 to U.2 Adapter
Physical Characteristics
Limited Warranty2 Year
Environmentally FriendlyYes
Country of OriginTaiwan
TAA CompliantYes
Other Information
Shipping Height1.18"
WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov
Supplies/Accessories for StarTech.com M2E4SFF8643

StarTech.com Dual 2.5" SSD/HD Meeting Bracket

Mfg Part# BRACKET225PT

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