---
product_id: 723339314
title: "Xiwai PCI-Express 4.0 16x PCIE Detachable to Four Oculink SFF-8612 SFF-8611 VROC Raid0 External Adapter for U.2 SSD eGPU External Graphics Card Dock"
brand: "xiwai"
price: "¥302"
currency: JPY
in_stock: true
url: https://www.desertcart.jp/products/723339314-xiwai-pci-express-4-0-16x-pcie-detachable-to-four
store_origin: JP
region: Japan
---

# 64Gbps PCIe 4.0 speed Supports eGPU & U.2 SSD 4x OCuLink SFF-8612 ports Xiwai PCI-Express 4.0 16x PCIE Detachable to Four Oculink SFF-8612 SFF-8611 VROC Raid0 External Adapter for U.2 SSD eGPU External Graphics Card Dock

**Brand:** xiwai
**Price:** ¥302
**Availability:** ✅ In Stock

## Summary

> 🚀 Unlock PCIe 4.0 power and expand like a pro!

## Quick Answers

- **What is this?** Xiwai PCI-Express 4.0 16x PCIE Detachable to Four Oculink SFF-8612 SFF-8611 VROC Raid0 External Adapter for U.2 SSD eGPU External Graphics Card Dock by xiwai
- **How much does it cost?** ¥302 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/723339314-xiwai-pci-express-4-0-16x-pcie-detachable-to-four)

## Best For

- xiwai enthusiasts

## Why This Product

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

## Key Features

- • **Space-Smart Design:** Compact internal installation with a standard bracket, ideal for desktops, laptops, and small form-factor builds.
- • **Future-Proof Your Rig:** Leverage the latest OCuLink tech for stable, high-speed connections that keep your system ahead of the curve.
- • **Quad OCuLink Expansion:** Multiply your connectivity with four external SFF-8612 ports, perfect for SSDs, eGPUs, and more.
- • **Seamless Compatibility:** Backward compatible with PCIe 3.0 and supports multiple device types including GPUs and U.2 SSDs.
- • **Blazing-Fast PCIe 4.0 Throughput:** Experience ultra-low latency and up to 64Gbps data transfer speeds for next-level performance.

## Overview

The Xiwai PCI-Express 4.0 adapter converts one PCIe 16x slot into four external OCuLink SFF-8612 ports, enabling high-speed 64Gbps PCIe Gen4 data transfer. It supports eGPU, U.2 SSDs, and other expansion cards, is backward compatible with PCIe 3.0, and fits compact systems with a standard bracket for easy installation.

## Description

PCI-Express 4.0 PCIE 16x Detachable to Four Oculink SFF-8612 SFF-8611 VROC Raid0 Adapter for U.2 SSD eGPU External Graphics Card Dock  One detachable PCIE PCI-Express motherboard can be connected,The converter can be installed into the system internally through the oculink interface.  Connectors:4x external OCuLink SFF-8612 female and 1xPCI Express; with standard length bracket.  This PCI Express card expands the PC by one SFF-8612 interface, It can be connected e.g. one SSD/eGPU using an optional cable. The card transmits PCI Express signals using the PCIE4.0 protocol.  Oculink is the next generation of high-speed internal and external I/O connectors for PCI-E, compatible with T10/ SAS-4 24 Gbps, SFF-8611, SFF-8612, PCIe Gen 3 and Gen 4.  Only supports motherboards with detachable PCI-E channels.Control the operation of four disks based on the motherboard PCIE channel,The motherboard without PCIE signal split can only recognize one disk.  It can be connected e.g. one SSD or eGPU Graphics Card by using an optional cable. Suitable for small hosts, desktops, laptops, etc. to convert PCIE sockets to Oculink sockets, with fixing holes for fixing.  It transmits PCI Express 4.0 signals using the PCIE protocol; Support PCIE 4.0 data transmission, Data transfer rate up to 64Gbps, Support connecting GPU graphics card, SSD, expansion card, etc., backward compatible with PCIE 3.0.  Transform your works with this cable adapter, facilitating integration of PCI-E into systems requiring OCuLink connection;Elevates your system's capabilities with our adapter, ensuring a stable and robusts connection investments without compromising on space or convenience.

## Features

- One detachable PCIE PCI-Express motherboard can be connected,The converter can be installed into the system internally through the oculink interface. Connectors:4x external OCuLink SFF-8612 female and 1xPCI Express; with standard length bracket.
- This PCI Express card expands the PC by one SFF-8612 interface, It can be connected e.g. one SSD/eGPU using an optional cable. The card transmits PCI Express signals using the PCIE4.0 protocol.Transform your works with this cable adapter, facilitating integration of PCI-E into systems requiring OCuLink connection;Elevates your system's capabilities with our adapter, ensuring a stable and robusts connection investments without compromising on space or convenience.
- Oculink is the next generation of high-speed internal and external I/O connectors for PCI-E, compatible with T10/ SAS-4 24 Gbps, SFF-8611, SFF-8612, PCIe Gen 3 and Gen 4.It transmits PCI Express 4.0 signals using the PCIE protocol; Support PCIE 4.0 data transmission, Data transfer rate up to 64Gbps, Support connecting GPU graphics card, SSD, expansion card, etc., backward compatible with PCIE 3.0.
- Only supports motherboards with detachable PCI-E channels.Control the operation of four disks based on the motherboard PCIE channel,The motherboard without PCIE signal split can only recognize one disk.
- It can be connected e.g. one SSD or eGPU Graphics Card by using an optional cable. Suitable for small hosts, desktops, laptops, etc. to convert PCIE sockets to Oculink sockets, with fixing holes for fixing.

## Product Details

- **Brand:** xiwai
- **Style:** PCI-E 16X to Quad Oculink
- **Item weight:** 11 Grams
- **Compatible devices:** GPU graphics card, SSD, expansion card, etc
- **Manufacturer:** xiwai

## Images

![Xiwai PCI-Express 4.0 16x PCIE Detachable to Four Oculink SFF-8612 SFF-8611 VROC Raid0 External Adapter for U.2 SSD eGPU External Graphics Card Dock - Image 1](https://m.media-amazon.com/images/I/51TlCa5F66L.jpg)
![Xiwai PCI-Express 4.0 16x PCIE Detachable to Four Oculink SFF-8612 SFF-8611 VROC Raid0 External Adapter for U.2 SSD eGPU External Graphics Card Dock - Image 2](https://m.media-amazon.com/images/I/61VIUfECIVL.jpg)
![Xiwai PCI-Express 4.0 16x PCIE Detachable to Four Oculink SFF-8612 SFF-8611 VROC Raid0 External Adapter for U.2 SSD eGPU External Graphics Card Dock - Image 3](https://m.media-amazon.com/images/I/61NBkQ4okKL.jpg)
![Xiwai PCI-Express 4.0 16x PCIE Detachable to Four Oculink SFF-8612 SFF-8611 VROC Raid0 External Adapter for U.2 SSD eGPU External Graphics Card Dock - Image 4](https://m.media-amazon.com/images/I/61CEcMOfErL.jpg)
![Xiwai PCI-Express 4.0 16x PCIE Detachable to Four Oculink SFF-8612 SFF-8611 VROC Raid0 External Adapter for U.2 SSD eGPU External Graphics Card Dock - Image 5](https://m.media-amazon.com/images/I/61mJ0-V4dCL.jpg)

## Available Options

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

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*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-02-05*