---
product_id: 723461664
title: "Xiwai PCI-Express 4.0 4X to Oculink 4X SFF-8612 SFF-8611 Host Card for U.2 SSD eGPU External Graphics Card Dock PCIE"
brand: "xiwai"
price: "€ 67.64"
currency: EUR
in_stock: true
reviews_count: 5
category: "Xiwai"
url: https://www.desertcart.hr/products/723461664-xiwai-pci-express-4-0-4x-to-oculink-4x-sff
store_origin: HR
region: Croatia
---

# 64Gbps PCIe 4.0 speed SFF-8612 Oculink interface Supports SSD & eGPU expansion Xiwai PCI-Express 4.0 4X to Oculink 4X SFF-8612 SFF-8611 Host Card for U.2 SSD eGPU External Graphics Card Dock PCIE

**Brand:** xiwai
**Price:** € 67.64
**Availability:** ✅ In Stock

## Summary

> ⚡ Unlock your PC’s hidden power with ultra-speed Oculink expansion!

## Quick Answers

- **What is this?** Xiwai PCI-Express 4.0 4X to Oculink 4X SFF-8612 SFF-8611 Host Card for U.2 SSD eGPU External Graphics Card Dock PCIE by xiwai
- **How much does it cost?** € 67.64 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.hr](https://www.desertcart.hr/products/723461664-xiwai-pci-express-4-0-4x-to-oculink-4x-sff)

## 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

- • **Plug & Play Expansion:** Effortlessly convert PCIe 1x slots to Oculink ports for instant system upgrades.
- • **Compact & Low Profile Design:** Fits perfectly in small hosts, desktops, and laptops without sacrificing space.
- • **Blazing Fast PCIe 4.0 Transfer:** Experience ultra-high 64Gbps bandwidth for next-level data throughput.
- • **Universal Oculink Compatibility:** Seamlessly connect U.2 SSDs, eGPUs, and expansion cards with SFF-8612 & SFF-8611 support.
- • **Future-Proof Backward Compatibility:** Works flawlessly with PCIe Gen 3 devices while ready for Gen 4 performance.

## Overview

The Xiwai PCI-Express 4.0 4X to Oculink SFF-8612 Host Card transforms a PCIe 1x slot into a high-speed Oculink port, enabling 64Gbps data transfer for SSDs, eGPUs, and expansion cards. Its compact, low-profile design fits small form factors and supports backward compatibility with PCIe Gen 3, making it an essential upgrade for professionals seeking cutting-edge connectivity and performance.

## Description

PCI-Express 4.0 PCIE 4x to Oculink SFF-8612 SFF-8611 Host Card for U.2 SSD eGPU External Graphics Card Dock This PCI Express 1x 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. 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. Connectors:1xOCuLink SFF-8612 female and 1xPCI Express; with standard length and low profile bracket. 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.

Review: M.2の長さより長い部分がプリントケーブルのように柔らかい素材かと思って購入しましたが、はじからはじまでちゃんと硬い素材です。間違えないようにご注意ください。
Review: Tut was es soll! Und bekomme fast volle Leistung von PCIe Gen 4 mit 4 LANs

## Features

- This PCI Express 1x 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.
- 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.Connectors:1xOCuLink SFF-8612 female and 1xPCI Express; with standard length and low profile bracket.
- 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.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0F5HPJ7VD |
| Batteries Required? | No |
| Batteries included? | No |
| Best Sellers Rank | 94,657 in Computers & Accessories ( See Top 100 in Computers & Accessories ) |
| Colour | Black |
| Customer Reviews | 3.6 3.6 out of 5 stars (53) |
| Date First Available | 21 April 2025 |
| Item Weight | 11 g |
| Item model number | SF-057-OC03-XY |
| Manufacturer | xiwai |
| Part number | SF-057-OC03-XY |
| Product Dimensions | 10 x 10 x 1 cm; 11 g |
| Special Features | PCIE 4.0 data transmission |
| Style | PCI-E 4X to 4x Oculink |

## Product Details

- **Brand:** xiwai
- **Compatible devices:** GPU graphics card, SSD, expansion card, etc
- **Hardware interface:** PCI Express x4
- **Item weight:** 11 Grams
- **Style:** PCI-E 4X to 4x Oculink

## Images

![Xiwai PCI-Express 4.0 4X to Oculink 4X SFF-8612 SFF-8611 Host Card for U.2 SSD eGPU External Graphics Card Dock PCIE - Image 1](https://m.media-amazon.com/images/I/416X-iaX6-L.jpg)
![Xiwai PCI-Express 4.0 4X to Oculink 4X SFF-8612 SFF-8611 Host Card for U.2 SSD eGPU External Graphics Card Dock PCIE - Image 2](https://m.media-amazon.com/images/I/41CYclD3beL.jpg)
![Xiwai PCI-Express 4.0 4X to Oculink 4X SFF-8612 SFF-8611 Host Card for U.2 SSD eGPU External Graphics Card Dock PCIE - Image 3](https://m.media-amazon.com/images/I/41IbLOC1UaL.jpg)
![Xiwai PCI-Express 4.0 4X to Oculink 4X SFF-8612 SFF-8611 Host Card for U.2 SSD eGPU External Graphics Card Dock PCIE - Image 4](https://m.media-amazon.com/images/I/41NVuPSZ84L.jpg)
![Xiwai PCI-Express 4.0 4X to Oculink 4X SFF-8612 SFF-8611 Host Card for U.2 SSD eGPU External Graphics Card Dock PCIE - Image 5](https://m.media-amazon.com/images/I/41yGnnU+wYL.jpg)

## Customer Reviews

### ⭐⭐ Review
*by な***ち on 28 June 2024*

M.2の長さより長い部分がプリントケーブルのように柔らかい素材かと思って購入しましたが、はじからはじまでちゃんと硬い素材です。間違えないようにご注意ください。

### ⭐⭐⭐⭐⭐ Review
*by K***L on 27 July 2025*

Tut was es soll! Und bekomme fast volle Leistung von PCIe Gen 4 mit 4 LANs

### ⭐⭐⭐⭐⭐ Review
*by T***C on 26 August 2024*

Ordered in India. This is actually a PCIe4.0 board. I am using this to connect RX6800 to a MiniPC with oculink and getting the full PCIe 4.0 x 4 mode. This comes with a 50 cm oculink cable so thats good.

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*Product available on Desertcart Croatia*
*Store origin: HR*
*Last updated: 2026-03-04*