2.5G Ethernet Card, Mini PCI-E Network Adapter with Realtek RTL8125B, 10/100/1000/2500Mbps RJ45 LAN Controller, Support Windows/Linux for Desktop PC NAS
US$11.20
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US$11.20
Price when purchased online
Free shipping
Free 30-day returns
Sold and shipped by leasystichteasy.com
Free 30-day returns Details
Product details
| Management number | 239780440 | Release Date | 2026/07/14 | List Price | US$11.20 | Model Number | 239780440 | ||
|---|---|---|---|---|---|---|---|---|---|
| Category | |||||||||
- Blazing-Fast 2.5G Networking Upgrade: Powered by the advanced Realtek RTL8125B chipset, this Mini PCI-E network card delivers true 2500Mbps (2.5G) data transfer speeds—2.5x faster than standard Gigabit Ethernet. Upgrade your mini PC, NAS, or legacy desktop instantly for lag-free gaming, ultra-fast NAS file transfers, and seamless 4K/8K video streaming. (Support 10/100/1000Mbps auto-negotiation for full backward compatibility)
- Ditch the Unstable Wi-Fi & Broken Onboard LAN: Transform your system into a wired networking powerhouse. Whether your onboard Ethernet port is faulty or you simply need a more stable, low-latency connection for competitive gaming or server management, this adapter provides a dedicated, interference-free 2.5G port. Say goodbye to packet loss and high ping in your critical applications
- Widely Compatible & True Plug-and-Play: Designed for systems with a Mini PCI-E slot (full/half-height). Effortless setup with native driver support on Windows 10/11—just plug in and go. For Linux users, it’s compatible with major distributions (Ubuntu, Debian, etc.) and supports the official Realtek r8125 driver for optimal performance. Perfect for upgrading Mini-ITX motherboards, embedded systems, thin clients, and home lab servers
- Advanced Features for Professionals: Boost network efficiency and security with Jumbo Frame (up to 9KB) and VLAN Tagging (IEEE 802.1Q) support. Reduce CPU overhead with Checksum Offload and Receive Side Scaling (RSS). Also supports PXE Boot and Wake-on-LAN (WOL) for easy remote system management
- Reliable & Stable Performance: Unlike buggy Intel I225-V alternatives, the Realtek RTL8125B chipset is renowned for its rock-solid stability and broad platform compatibility. This card adheres to IEEE 802.3bz (2.5GBASE-T) standards and works perfectly with CAT5e/CAT6 cables. ST-JY provides a 12-month warranty and 24/7 technical support to ensure your complete satisfaction
| UPC | 749838554001 |
|---|---|
| ASIN | B0GXZQG3CZ |
| Brand | ST-JY |
| Manufacturer | ST-JY |
| BuiltIn Media | MINI PCIE TO RJ45 Network card |
| Compatible Devices | Desktop, Laptop |
| Data Link Protocol | Fast Ethernet, Gigabit Ethernet |
| Hardware Interface | Ethernet |
| Warranty Description | 12 months |
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