StarTech.com x4 PCI Express to M.2 PCIe SSD Adapter

StarTech.com PEX4M2E1

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Manufacturer Part#  PEX4M2E1

UPC Code: 065030865043

Provantage Code:  STRN03T

Condition:  Factory New

  • Product Type: M.2 to PCI Express Adapter
  • Limited Warranty: 2 Year
  • Color: Red
  • Length: 7"
  • TAA Compliant: Yes

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StorageI/O and Storage ControllersSerial/Parallel I/O Adapters


StarTech.com PEX4M2E1 Specifications

    x4 PCI Express to M.2 PCIe SSD Adapter

At a Glance

    Rear View
    • Boost system speed and performance by adding a PCIe M.2 SSD to your PC
    • Supports PCIe M.2 SSDs (NVMe and AHCI): 2242, 2260, 2280, and 22110 drives
    • Compatible with PCIe 3.0 motherboards, and backward compatible with PCIe 2.0 and PCIe 1.0
    • Fast and easy setup with native OS support
    • Installs into x4, x8 or x16 PCIe slots
    • Equipped with a full-profile bracket, and includes a half-height/low-profile bracket for installation in small form-factor computers


    Get ultra-fast data access by adding a PCIe M.2 SSD to your existing computer. This adapter lets you add a high-speed, 4-lane M.2 SSD (PCIe-based), such as a Samsung 950 Pro or Samsung SM 951, to a PC with an available x4 PCI Express expansion slot. You can mount the PCIe M.2 drive directly onto the adapter, giving you an easy and convenient way to improve your system performance and expand overall internal storage.

    Boost your system speed and performance

    The expansion card lets you take full advantage of the fast performance and compact size of PCIe M.2 internal solid-state drives. The adapter connects directly to your computer motherboard to support an M.2 PCIe-based SSD (NVMe or AHCI) through ultra-fast x4 PCIe. The adapter is compatible with PCIe 3.0 motherboards and is also backward compatible with PCIe 2.0 and PCIe 1.0. With the M.2 PCIe based drive in place, the adapter gives your computer a significant speed boost.

    Supports PCIe M.2 SSDs

    The adapter supports PCIe 3.0 x4 NVMe (M Key) and PCIe-AHCI M.2 SSDs including 2242, 2260, 2280, and 22110 drives. The expansion slot adapter supports the most common drive sizes including 110 mm, 80 mm, 60 mm and 42 mm.

    Easy to install

    The expansion card is equipped with a full-profile bracket and includes a half-height/low- profile bracket, for installation in small form-factor computers.

    The PEX4M2E1 is backed by a StarTech.com 2-year warranty and free lifetime technical support.

Certifications & Standards

    • FCC
    • CE

Environmental Certification





    Bus Type PCI Express
    Compatible Drive Types (Type and Rate) M.2 (NGFF; M-Key; PCIe x4)
    Drive Installation Fixed
    Drive Size 22m - M.2 NGFF
    Interface PCI Express
    Number of Drives 1
    Supported Drive Height(s):

    Hot Swap Capability No


    Drive Connectors 1 - M.2 (NGFF; M-Key; PCIe x4)
    Host Connectors 1 - PCI Express x4 Male

    OS Compatibility OS independent; No software or drivers required


    LED Indicators 1 - Pin header on board for drive LED connection


    Humidity 15% ~ 90% RH
    Operating Temperature 5°C to 50°C (41°F to 122°F)
    Storage Temperature -25°C to 70°C (-13°F to 158°F)

    Physical Characteristics
    Color Red

Package Contents

    • x4 PCI Express to M.2 PCIe SSD Adapter
    • 1 x Low-profile Bracket
    • 1 x Full-profile Bracket (Pre-installed)
    • 1 x SSD Standoff and Installation Screw
    • 1 x Quick Start Guide

Additional Product Images


General Information
Product Namex4 PCI Express to M.2 PCIe SSD Adapter
Manufacturer Part NumberPEX4M2E1
Packaged Quantity1
Product TypeM.2 to PCI Express Adapter
Physical Characteristics
Limited Warranty2 Year
Environmentally FriendlyYes
Country of OriginTaiwan
TAA CompliantYes
WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov
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