---
product_id: 51249280
title: "StarTech.com U.2 to M.2 Adapter - for 1 x U.2 PCIe NVMe SSD - M.2 PCIe x4 Host Interface - U.2 SSD - M.2 PCIe Adapter - U.2 Drive , TAA (M2E4SFF8643)"
brand: "startech.com"
price: "¥6145"
currency: JPY
in_stock: true
reviews_count: 13
category: "Star Tech.Com"
url: https://www.desertcart.jp/products/51249280-startech-com-u-2-to-m-2-adapter-for-1
store_origin: JP
region: Japan
---

# PCIe x4 speed boost U.2 to M.2 seamless link Plug & play, no drivers StarTech.com U.2 to M.2 Adapter - for 1 x U.2 PCIe NVMe SSD - M.2 PCIe x4 Host Interface - U.2 SSD - M.2 PCIe Adapter - U.2 Drive , TAA (M2E4SFF8643)

**Brand:** startech.com
**Price:** ¥6145
**Availability:** ✅ In Stock

## Summary

> 🚀 Upgrade your storage game with StarTech’s U.2 to M.2 adapter—speed meets simplicity!

## Quick Answers

- **What is this?** StarTech.com U.2 to M.2 Adapter - for 1 x U.2 PCIe NVMe SSD - M.2 PCIe x4 Host Interface - U.2 SSD - M.2 PCIe Adapter - U.2 Drive , TAA (M2E4SFF8643) by startech.com
- **How much does it cost?** ¥6145 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/51249280-startech-com-u-2-to-m-2-adapter-for-1)

## Best For

- startech.com enthusiasts

## Why This Product

- Trusted startech.com brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Compact, sleek design:** Minimal footprint adapter that fits seamlessly into your professional workspace.
- • **Effortless installation:** Zero driver hassle—native OS support means instant setup and use.
- • **Universal compatibility:** Works with all M.2 PCIe x4 slots and supports latest & legacy PCIe standards.
- • **Cost-effective power boost:** Add high-capacity U.2 SSDs to your desktop or server without expensive hardware swaps.
- • **Enterprise-grade speed upgrade:** Unlock blazing PCIe x4 NVMe SSD performance without motherboard overhaul.

## Overview

The StarTech.com U.2 to M.2 Adapter enables professionals to connect a high-performance U.2 PCIe NVMe SSD to an M.2 PCIe x4 slot, delivering enterprise-class speed and low latency. Compatible with current and legacy PCIe standards, this plug-and-play adapter requires no drivers, making it an ideal, cost-effective upgrade for desktops and servers seeking enhanced storage performance.

## Description

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..

Review: Works perfectly! - Works perfectly and adds that extra SSD slot that sometimes is needed.
Review: It works - This saved my life. My Enterprise Grade Samsung PM1733 4TB worked perfectly on my Asus X870E-Plus consumer board.

## Features

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

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B073WGN61Y |
| Best Sellers Rank | #41 in Computer Memory Card Adapters |
| Brand | StarTech.com |
| Color | Red |
| Customer Reviews | 4.0 4.0 out of 5 stars (626) |
| Date First Available | July 6, 2017 |
| Hard Drive Interface | NVMe |
| Hardware Platform | PC |
| Is Discontinued By Manufacturer | No |
| Item Dimensions LxWxH | 39.37 x 0.2 x 0.2 inches |
| Item Weight | 0.282 ounces |
| Item model number | M2E4SFF8643 |
| Manufacturer | Startech.com |
| Number of Processors | 1 |
| Operating System | OS independent; No software or drivers required |
| Product Dimensions | 39.37 x 0.2 x 0.2 inches |

## Product Details

- **Brand:** StarTech.com
- **Hardware Interface:** PCI Express x4
- **Item Weight:** 0.01 Kilograms
- **Product Dimensions:** 2.4"L x 0.87"W x 0.6"H
- **Style:** M.2

## Images

![StarTech.com U.2 to M.2 Adapter - for 1 x U.2 PCIe NVMe SSD - M.2 PCIe x4 Host Interface - U.2 SSD - M.2 PCIe Adapter - U.2 Drive , TAA (M2E4SFF8643) - Image 1](https://m.media-amazon.com/images/I/81+2Z8x+QRL.jpg)
![StarTech.com U.2 to M.2 Adapter - for 1 x U.2 PCIe NVMe SSD - M.2 PCIe x4 Host Interface - U.2 SSD - M.2 PCIe Adapter - U.2 Drive , TAA (M2E4SFF8643) - Image 2](https://m.media-amazon.com/images/I/81RxT7RinUL.jpg)
![StarTech.com U.2 to M.2 Adapter - for 1 x U.2 PCIe NVMe SSD - M.2 PCIe x4 Host Interface - U.2 SSD - M.2 PCIe Adapter - U.2 Drive , TAA (M2E4SFF8643) - Image 3](https://m.media-amazon.com/images/I/817mRqK+ELL.jpg)
![StarTech.com U.2 to M.2 Adapter - for 1 x U.2 PCIe NVMe SSD - M.2 PCIe x4 Host Interface - U.2 SSD - M.2 PCIe Adapter - U.2 Drive , TAA (M2E4SFF8643) - Image 4](https://m.media-amazon.com/images/I/91NdLEhQh9L.jpg)
![StarTech.com U.2 to M.2 Adapter - for 1 x U.2 PCIe NVMe SSD - M.2 PCIe x4 Host Interface - U.2 SSD - M.2 PCIe Adapter - U.2 Drive , TAA (M2E4SFF8643) - Image 5](https://m.media-amazon.com/images/I/81cYYelsJYL.jpg)

## Available Options

This product comes in different **Style** options.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Works perfectly!
*by J***O on December 15, 2025*

Works perfectly and adds that extra SSD slot that sometimes is needed.

### ⭐⭐⭐⭐⭐ It works
*by O***W on February 5, 2026*

This saved my life. My Enterprise Grade Samsung PM1733 4TB worked perfectly on my Asus X870E-Plus consumer board.

### ⭐⭐⭐⭐ gets the job done
*by G***P on March 29, 2025*

a bit quirky to put together but works well with the drive once installed.

## Frequently Bought Together

- StarTech.com U.2 to M.2 Adapter - for 1 x U.2 PCIe NVMe SSD - M.2 PCIe x4 Host Interface - U.2 SSD - M.2 PCIe Adapter - U.2 Drive , TAA (M2E4SFF8643)
- 10Gtek Mini SAS SFF-8643 to U.2 SFF-8639 Cable, PCIe 4.0 X4 85 Ohm with 15-Pin SATA Power for NVMe SSD Hot-Swap, 0.5m/1.6ft
- OIKWAN Internal 12G Mini SAS HD to U.2 / SFF-8643 to SFF-8639 Cable 0.5m with 15Pin SATA Power for U.2 SSD

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*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-03-10*