--- product_id: 403124885 title: "2.5G Base-T PCIe Network Adapter, Realtek RTL8125B 2.5Gbps/1Gbps/100Mbps PCI Express Gigabit Network Card Convert to Ethernet RJ45 LAN Port for Gaming/Office, Support Windows/Linux" brand: "nicgiga" price: "€ 45.14" currency: EUR in_stock: true category: "Nicgiga" url: https://www.desertcart.fr/products/403124885-2-5g-base-t-pcie-network-adapter-realtek-rtl8125b-2 store_origin: FR region: France --- # 2.5Gbps blazing speed Seamless backward compatibility Advanced heat dissipation 2.5G Base-T PCIe Network Adapter, Realtek RTL8125B 2.5Gbps/1Gbps/100Mbps PCI Express Gigabit Network Card Convert to Ethernet RJ45 LAN Port for Gaming/Office, Support Windows/Linux **Brand:** nicgiga **Price:** € 45.14 **Availability:** ✅ In Stock ## Summary > ⚡ Upgrade your network, upgrade your game — don’t get left behind! ## Quick Answers - **What is this?** 2.5G Base-T PCIe Network Adapter, Realtek RTL8125B 2.5Gbps/1Gbps/100Mbps PCI Express Gigabit Network Card Convert to Ethernet RJ45 LAN Port for Gaming/Office, Support Windows/Linux by nicgiga - **How much does it cost?** € 45.14 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.fr](https://www.desertcart.fr/products/403124885-2-5g-base-t-pcie-network-adapter-realtek-rtl8125b-2) ## Best For - nicgiga enthusiasts ## Why This Product - Trusted nicgiga brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **PCIe Powerhouse:** Transforms any PCIe slot into a high-speed 2.5G RJ45 Ethernet port for ultimate connectivity. - • **24/7 Expert Support:** Lifetime technical assistance ensures you’re never left offline or frustrated. - • **Blazing 2.5Gbps Speed:** Experience lightning-fast data transfers that crush lag and boost productivity. - • **Universal Compatibility:** Plug & play with Windows, Linux, and Mac OS—no driver hassle for Windows 10 users. - • **Versatile Fit & Cool Performance:** Includes standard and low-profile brackets plus a heat sink to keep your system stable and cool. ## Overview The NICGIGA 2.5G Base-T PCIe Network Adapter leverages the Realtek RTL8125B chip to deliver up to 2.5Gbps Ethernet speeds, ideal for gaming, streaming, and heavy data tasks. Compatible with Windows, Linux, and Mac OS, it fits any PCIe slot and includes heat dissipation features for stable performance. With easy installation and lifetime support, it’s the smart upgrade for professionals demanding faster, reliable wired connectivity. ## Description NICGIGA 2.5G Base-T PCIe Network Adapter, Realtek RTL8125B 2.5Gbps/1Gbps/100Mbps PCI Express Gigabit Network Card Convert to Ethernet RJ45 LAN Port for Gaming/Office, Support Windows/Linux ## Features - [Super-fast 2.5Gbps Networking] High up to 2.5x-speed with Realtek RTL8125B chip, much faster data-transfer speeds for gaming, living broadcasts and downloads in bandwidth-demanding tasks. - [Complete Compatibility] Seamless backward compatibility for 2.5Gbps/1Gbps/100Mbps, Support Windows11/10/8.1/8/7, MAC OS and Linux, no dirver needed on Windows10, easily download the driver in Realtek official website for other OS. - [PCIe to 2.5G RJ45] This 2.5GBASE-T PCIe Network Adater convers a PCIe slot(X1/X4/X8/16) into a 2.5G RJ45 Ethernet Port. Note: Only work with PCIe slot, not for PCI slot. - [Widely Use with Heat Sink]Comes with standard bracket and low-profile-bracket to meet the needs of different cases such as desktop, workstation, server, mini tower computer and so on. Excellent heat dissipation can reduce the temperature quickly and maintain the stability of network transmission. - [Customer Service]Friendly service for lifetime technical supporte. If you encounter any problems, please contact us, our customer team will slove the problem for you within 24 hours. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B09HGRK5XB | | Best Sellers Rank | #79,583 in Computers ( See Top 100 in Computers ) #174 in Network Cards | | Brand | NICGIGA | | Color | black | | Compatible Devices | Desktop | | Compatible Operating System Family | Linux | | Customer Reviews | 4.6 4.6 out of 5 stars (594) | | Data Link Protocol | Ethernet | | Data Transfer Rate | 2500 Megabits Per Second | | Hardware Interface | Ethernet, PCI | | Item Dimensions L x W x H | 10L x 6W x 2H centimeters | | Item Weight | 0.09 Kilograms | | Manufacturer | NICGIGA | | Mfr Part Number | NIC-2.5G | | Model Number | NIC-2.5G | | Number of Items | 1 | | Number of Packs | 1 | | UPC | 756166630512 | | Unit Count | 1.0 Count | ## Product Details - **Brand:** NICGIGA - **Colour:** black - **Compatible devices:** Desktop - **Hardware interface:** Ethernet, PCI - **Product dimensions:** 10L x 6W x 2H centimeters ## Images ![2.5G Base-T PCIe Network Adapter, Realtek RTL8125B 2.5Gbps/1Gbps/100Mbps PCI Express Gigabit Network Card Convert to Ethernet RJ45 LAN Port for Gaming/Office, Support Windows/Linux - Image 1](https://m.media-amazon.com/images/I/61tebFtcfnL.jpg) ## Available Options This product comes in different **Size** options. ## Frequently Bought Together - NICGIGA 2.5G Base-T PCIe Network Adapter, Realtek RTL8125B 2.5Gbps/1Gbps/100Mbps PCI Express Gigabit Network Card Convert to Ethernet RJ45 LAN Port for Gaming/Office, Support Windows/Linux - 5 Port 2.5GB Ethernet Switch Unmanaged Network Switch | 5 x 2.5 Gigabit | 1 x 10G SFP+ | Multigig Switch 10-100-1000Mbps | 45G Bandwidth | Plug & Play | Fanless Metal Internet Switch | NOT Support VPN - UGREEN 2.5Gb USB to Ethernet Adapter - Aluminum, USB 3.0 to RJ45 Dongle for Laptop, Compatible with MacBook, XPS, Windows, macOS --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.fr/products/403124885-2-5g-base-t-pcie-network-adapter-realtek-rtl8125b-2](https://www.desertcart.fr/products/403124885-2-5g-base-t-pcie-network-adapter-realtek-rtl8125b-2) --- *Product available on Desertcart France* *Store origin: FR* *Last updated: 2026-11-15*