Microconnect MC-M.2-B+M-RTL8125B - Network Interface Card

The Microconnect MC-M.2-B+M-RTL8125B is a dual-port 2.5G Ethernet adapter for compatible PCs. It uses a PCI Express interface to provide a stable, dedicated physical link to local networks. The adapter supports data transfer rates of up to 2500 Mbit/s, suitable for high-speed file transfers and internal network services.

The card features a compact M.2 B+M key form factor for installation in matching motherboard slots. It uses the Realtek RTL8125B chipset to manage network traffic. Designed for custom builds and embedded systems, the adapter provides wired network connectivity while leaving external USB ports available for other peripherals.

• Dual-port configuration supports redundant links or connection to multiple network segments
• Auto-negotiates data rates of 10, 100, and 1000 Mbit/s for legacy hardware compatibility
• Compliant with IEEE 802.3, 802.3u, 802.3ab, and 802.3bz standards
• Wired-only architecture; contains no Wi-Fi or Bluetooth radios