M.2 Dual RJ45 Port Gigabit Ethernet Network Card – Desktop Industrial Server Adapter | B&M Key | RTL8111H Chipset
Upgrade your desktop or industrial server networking capabilities with this high-performance M.2 (B+M Key) dual-port Gigabit Ethernet adapter. Designed for users who need reliable, high-speed wired connectivity, this network card uses the RTL8111H chipset to provide two standard RJ45 ports through an M.2 interface. It is ideal for high-demand applications such as servers, industrial control, or desktop systems requiring stable and fast wired internet connections.
Engineered with the latest RTL8111H chip, the adapter ensures low power consumption, minimal latency, and consistent data transfer performance—reducing the risk of packet loss and signal distortion. It offers excellent compatibility with a wide range of operating systems including Windows, Linux, and macOS, making it a versatile solution for both home and business environments.
Dual Gigabit Ethernet Ports via M.2 (B+M Key) Interface
Converts an M.2 B&M key slot into two RJ45 Gigabit Ethernet ports, allowing users to fully utilize their motherboard expansion slots.

High-Performance RTL8111H Chipset
Equipped with a reliable and efficient RTL8111H controller, offering low latency and stable performance for intensive networking tasks.

Wide OS Compatibility
Compatible with Windows ME/98SE/2000/XP/Vista/7/8/10/11 (32 & 64-bit), Windows Server 2003/2008/2012/2016, Linux, macOS, and DOS.

Gigabit Speed Support (10/100/1000Mbps)
Each RJ45 port supports full Gigabit transmission speed, ideal for upgrading PCs or servers to faster wired connections.

Ideal for Industrial & Desktop Applications
Perfect for desktop users, server systems, and industrial control environments needing stable dual Ethernet connectivity via M.2 slots.