Lenovo ThinkPad USB3.0 to Ethernet Adapter

The Lenovo 4X91D96891 is a USB 3.0 to Ethernet adapter designed to provide a straightforward way to connect your laptop or desktop to a wired network. It plugs directly into a USB port, allowing you to access a stable Gigabit Ethernet connection without the need to open your device or install complex hardware. This makes it especially useful for users who require reliable, high-speed internet access in environments where Wi-Fi may be unstable or unavailable.

With support for data transfer speeds up to 1000 Mbps over twisted pair cables, this adapter handles large file transfers, system imaging, and other bandwidth-intensive tasks with ease. The full-size RJ45 connector ensures compatibility with standard Ethernet cables, while built-in LED indicators provide clear feedback on network activity and connection status. For IT professionals or advanced users, features like PXE boot, Wake-On-LAN, and MAC pass-through are supported when the host device allows, enabling remote management and network booting capabilities.

Its compact and lightweight design, weighing just 0.05 ounces, makes it easy to carry in a laptop bag or pocket, ideal for business travelers, remote workers, or anyone who needs a reliable wired connection on the go. Whether you’re setting up a temporary workstation or need a dependable network connection in a fixed location, this adapter offers a practical and efficient solution.

• USB 3.0 interface for fast and easy connection
• Supports Gigabit Ethernet for high-speed data transfer
• Full-size RJ45 connector compatible with standard Ethernet cables
• LED indicators display network activity and link status
• Supports PXE boot, Wake-On-LAN, and MAC pass-through for advanced network features
• Compact and lightweight design for portability and convenience