---
product_id: 502190425
title: "2.5G Dual RJ45 Port PCI-E Network Card with RTL8125B Conrtoller, 2.5Gb Ethernet Adapter Card Compatible with 100/1000Mbps/2.5G, Support Windows/Linux"
brand: "qfly"
price: "3243402₫"
currency: VND
in_stock: true
reviews_count: 1
category: "Q Fly"
url: https://www.desertcart.vn/products/502190425-2-5g-dual-rj45-port-pci-e-network-card-rtl8125b
store_origin: VN
region: Vietnam
---

# 2.5 Gbps blazing speed Dual RJ45 ports for versatile connectivity Universal PCIe x1/x4/x8/x16 compatibility 2.5G Dual RJ45 Port PCI-E Network Card with RTL8125B Conrtoller, 2.5Gb Ethernet Adapter Card Compatible with 100/1000Mbps/2.5G, Support Windows/Linux

**Brand:** qfly
**Price:** 3243402₫
**Availability:** ✅ In Stock

## Summary

> 🚀 Upgrade your network game with dual-port 2.5G speed – because buffering is so last decade!

## Quick Answers

- **What is this?** 2.5G Dual RJ45 Port PCI-E Network Card with RTL8125B Conrtoller, 2.5Gb Ethernet Adapter Card Compatible with 100/1000Mbps/2.5G, Support Windows/Linux by qfly
- **How much does it cost?** 3243402₫ with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.vn](https://www.desertcart.vn/products/502190425-2-5g-dual-rj45-port-pci-e-network-card-rtl8125b)

## Best For

- qfly enthusiasts

## Why This Product

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

## Key Features

- • **Dual-Port Powerhouse:** Double your wired network options with two RJ45 ports, perfect for multitasking pros and network failover.
- • **Blazing 2.5x Gigabit Speed:** Experience ultra-fast 2.5 Gbps data transfer, leaving standard gigabit cards in the dust.
- • **Flexible Installation Options:** Includes both low-profile and full-height brackets to fit any desktop or compact HTPC setup.
- • **Future-Proof PCIe Compatibility:** Works effortlessly in any PCI Express slot (x1 to x16), ensuring easy upgrades now and later.
- • **Plug & Play with Universal Support:** Seamlessly compatible with Windows and Linux, no driver hassle on Windows 10 and above.

## Overview

The QFly 2.5G Dual RJ45 Port PCI-E Network Card leverages the RTL8125B chipset to deliver lightning-fast 2.5 Gbps Ethernet speeds, 2.5 times faster than standard gigabit cards. Designed for professionals demanding reliable, low-latency wired connections, it supports backward compatibility with 1Gbps and 100Mbps networks and works seamlessly across Windows and Linux platforms. Its dual RJ45 ports and flexible PCIe slot compatibility, combined with included low-profile and full-height brackets, make it the perfect upgrade for desktops and compact PCs seeking enhanced network performance and versatility.

## Description

QFly Dual Port 2.5GBase-T Gigabit Ethernet Network Card, RJ45 LAN Network Adaper,PCI Express Ethernet Card(RTL8125b)Chipset, support 100/1000/2500 Mbps for Windows 11/10/8/7/ Linux OS with Low Profile Bracket.

Review: Work as described no issue so far - Installation is easy you need a basic understanding of motherboard and pc to install by yourself

## Features

- 【High up to 2.5x-speed】 RTL8125B chip combined with the latest 2.5GBase-T Technology, delivers extreme speeds of up to 2.5 Gbps, 2.5x faster than typical Gigabit network card, Ultra-low latency guaranteeing smooth data transmissions for both internet access and local data transmissions.
- 【Complete Compatibility】 Seamless backward compatibility for 2.5Gbps/1Gbps/100Mbps, Support Windows11/10/8.1/8/7and Linux, no dirver needed on Windows10, easily download the driver in Realtek official website for other OS.
- 【Dual Port 2.5G Network Card】 By inserting a PCIe network card into the PCI Express x1 slot, you can upgrade the host with one more RJ45 port. It's a perfect choice for a Desktop PC that is fewer network ports or network port failure to connect to the wired network.
- 【Fits any PCI Express】 2.5G NIC card fits x1, x4, x8 or x16 socket; Additional 8cm Low-profile bracket provides the option for installation in small size HTPC case. NOTE: Only work with PCI-E slot, Not for PCI Slot.
- 【Low-Profile and Full-Height Brackets】PCIE Ethernet card In addition to the standard bracket, a low-profile bracket is provided for mini tower computer cases. Customized options give you the flexibility to find a bracket that perfectly fits your board design.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0BN6CL81R |
| Best Sellers Rank | #69,218 in Computers ( See Top 100 in Computers ) #171 in Network Cards |
| Brand | QFly |
| Built-In Media | standard bracket and low-profile-bracket Screws ,Screwdriver |
| Compatible Devices | Desktop |
| Compatible devices | Desktop |
| Customer Reviews | 4.4 out of 5 stars 360 Reviews |
| Hardware Interface | PCI Express x1, PCI Express x16, PCI Express x4, PCI Express x8 |
| Hardware interface | PCI Express x1, PCI Express x16, PCI Express x4, PCI Express x8 |
| Item Weight | 78.5 Grams |
| Item weight | 78.5 Grams |
| Manufacturer | PANSHI |
| Model Number | QFly-25G-DualPort |
| Operating System | Windows11/10/8.1/8/7 Linux |
| Style | standard |
| Style Name | standard |

## Product Details

- **Brand:** QFly
- **Compatible devices:** Desktop
- **Hardware interface:** PCI Express x1, PCI Express x16, PCI Express x4, PCI Express x8
- **Item weight:** 78.5 Grams
- **Style:** standard

## Images

![2.5G Dual RJ45 Port PCI-E Network Card with RTL8125B Conrtoller, 2.5Gb Ethernet Adapter Card Compatible with 100/1000Mbps/2.5G, Support Windows/Linux - Image 1](https://m.media-amazon.com/images/I/612nCdf1w8L.jpg)

## Available Options

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

## Customer Reviews

### ⭐⭐⭐⭐⭐ Work as described no issue so far
*by A***I on 8 January 2024*

Installation is easy you need a basic understanding of motherboard and pc to install by yourself

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**Shop now:** [https://www.desertcart.vn/products/502190425-2-5g-dual-rj45-port-pci-e-network-card-rtl8125b](https://www.desertcart.vn/products/502190425-2-5g-dual-rj45-port-pci-e-network-card-rtl8125b)

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*Product available on Desertcart Vietnam*
*Store origin: VN*
*Last updated: 2026-03-02*