--- product_id: 381914347 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: "138.27 DT" currency: TND in_stock: true reviews_count: 13 category: "Nicgiga" url: https://www.desertcart.tn/products/381914347-2-5g-base-t-pcie-network-adapter-realtek-rtl8125b-2 store_origin: TN region: Tunisia --- # 2.5Gbps ultra-fast speed Advanced heat sink cooling PCIe x1/x4/x8/x16 slot compatible 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:** 138.27 DT **Availability:** ✅ In Stock ## Summary > ⚡ Upgrade Your Network, Upgrade Your Game! ## 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?** 138.27 DT with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.tn](https://www.desertcart.tn/products/381914347-2-5g-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 - • **Blazing 2.5Gbps Speed:** Experience lightning-fast data transfers that crush lag and buffer times for gaming and streaming. - • **Lifetime Tech Support:** Reliable customer service ready to solve your issues within 24 hours—because your network deserves the best. - • **Universal Compatibility:** Seamlessly works with Windows, Linux, and Mac OS—plug and play on Windows 10 for instant connectivity. - • **Optimized Thermal Design:** Built-in heat sink ensures stable, cool performance during intense network loads—no throttling, no downtime. - • **Versatile PCIe Slot Support:** Fits any PCIe slot (x1 to x16), transforming your setup with a powerful 2.5G RJ45 Ethernet port. ## Overview The NICGIGA 2.5G Base-T PCIe Network Adapter leverages the Realtek RTL8125B chipset to deliver blazing 2.5Gbps Ethernet speeds. Compatible with multiple operating systems and PCIe slots, it features a robust heat sink for stable performance and includes lifetime technical support, making it the perfect upgrade for gamers and professionals demanding ultra-fast, reliable wired connectivity. ## Description Product description NICGIGA Network Card Series Summary NIC-2.5G NIC-AQC113-T1 NIC-X540-T1 NIC-X540-T2 NIC-X520-DA1 NIC-X520-DA2 ## 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 | #17 in Internal Computer Networking Cards | | Brand | NICGIGA | | Color | black | | Compatible Devices | Desktop | | Customer Reviews | 4.4 out of 5 stars 740 Reviews | | Data Link Protocol | Ethernet | | Data Transfer Rate | 2500 Megabits Per Second | | Hardware Interface | Ethernet, PCI | | Item Dimensions L x W x H | 3.94"L x 2.36"W x 0.79"H | | Item Weight | 0.09 Kilograms | | Manufacturer | NICGIGA | | Mfr Part Number | NIC-2.5G | | Model Number | NIC-2.5G | | Product Dimensions | 3.94"L x 2.36"W x 0.79"H | | UPC | 756166630512 | | Unit Count | 1.0 Count | | Warranty Description | 1 Year Manufacturer | ## Product Details - **Brand:** NICGIGA - **Color:** black - **Compatible Devices:** Desktop - **Data Link Protocol:** Ethernet - **Data Transfer Rate:** 2500 Megabits Per Second - **Hardware Interface:** Ethernet, PCI - **Item Weight:** 0.09 Kilograms - **Manufacturer:** NICGIGA - **Product Dimensions:** 3.94"L x 2.36"W x 0.79"H - **UPC:** 756166630512 ## 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) ![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 2](https://m.media-amazon.com/images/I/71Cwh8PRnWL.jpg) ![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 3](https://m.media-amazon.com/images/I/71gEGQhcGNL.jpg) ![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 4](https://m.media-amazon.com/images/I/61l64Z6DKWL.jpg) ![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 5](https://m.media-amazon.com/images/I/71cOGIAkjjL.jpg) ## Available Options This product comes in different **Set** options. ## Customer Reviews ### ⭐⭐⭐⭐⭐ Review *by J***N on September 14, 2022* ### ⭐⭐⭐⭐⭐ Review *by W***L on April 13, 2025* ### ⭐⭐⭐⭐⭐ Review *by M***N on December 10, 2025* ## 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.tn/products/381914347-2-5g-base-t-pcie-network-adapter-realtek-rtl8125b-2](https://www.desertcart.tn/products/381914347-2-5g-base-t-pcie-network-adapter-realtek-rtl8125b-2) --- *Product available on Desertcart Tunisia* *Store origin: TN* *Last updated: 2026-05-09*