
Best selling Network adapters from Lenovo
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1. Lenovo USB-C Ethernet adapter
With 2.5 Gbps-capable switches and routers, you can quickly and easily connect your USB-C-enabled laptop to Ethernet ports using the Lenovo USB-C to 2.5G Ethernet Adapter. It is ideal for easily uploading images and quickly transferring large amounts of data.

2. Lenovo USB 3.0 to
The Lenovo 4X90S91830 is a wired USB-to-Ethernet adapter that provides reliable network connections for devices with USB ports. This compact adapter model converts a standard USB connection into a Gigabit Ethernet port and supports data transfer speeds of up to 1000 Mbps (1 Gbps). With a sturdy black housing in a matte finish, this adapter offers a practical solution for devices without built-in Ethernet capability, such as modern laptops, tablets, or desktop computers with limited expansion options. The adapter supports full-duplex operation and is compatible with IEEE 802.3, 802.3u, and 802.3ab standards, ensuring broad network compliance. Measuring approximately 6.5 cm in length, 2.5 cm in width, and 1.2 cm in height, and weighing around 25 g, this compact device is highly portable and suitable for travel or office use. The adapter does not require an external power source, as it draws power directly from the USB connection. It supports plug-and-play functionality on most operating systems, including Windows, macOS, and Linux, although specific driver installation may be required depending on the system configuration. The product includes a 1.5 m long Ethernet cable for immediate connectivity. This adapter is particularly useful in situations where wireless connectivity is unstable or unavailable, providing a stable wired alternative for tasks that require consistent network performance, such as video conferencing, large file transfers, or online gaming. Its robust construction and straightforward design make it a reliable accessory for both professional and personal computer environments. The successor to earlier USB-Ethernet adapter versions impresses with its reliability and practicality in various application scenarios.
Pro
- Small and fine
- It simply works
- Easy to plug in
Contra
- Nothing works without a driver.
- No Internet access without driver software installation.
- Driver Software download from Lenovo URL

3. Lenovo 4x90q84427
Plug the micro LAN connector of the adapter into the micro LAN socket of the notebook and connect the RJ45 socket of the adapter using a standard LAN cable, for example, to the wall socket. The adapter supports PXE and remote management features such as Intel vPro. With its compact design and 80 mm long cable connection, it is easy to use and fits in practically any bag. No drivers are required; just plug in the cable and use it directly.

4. Lenovo USB-C -Ethernet Adapter
The Lenovo USB-C Ethernet Adapter is a practical solution for connecting devices with USB-C ports to an Ethernet network. This external network adapter provides a stable and fast internet connection with a maximum data transfer rate of up to 1 Gbps. It is compact and lightweight, making it ideal for use on the go or in the office. The adapter is compatible with a variety of Lenovo devices, including models from the ThinkPad and Yoga series, and offers easy plug-and-play installation. Equipped with an RJ45 port, it supports various Ethernet standards, allowing for flexible use in different network environments. Therefore, the Lenovo USB-C Ethernet Adapter is a reliable choice for anyone in need of a powerful and stable network connection.
- Maximum data transfer rate of 1 Gbps
- Compatible with a variety of Lenovo devices
- Supports Ethernet standards such as 10Base-T, 100Base-TX, and 1000Base-T
- Compact and lightweight design for easy portability.

5. Lenovo ThinkPad USB 3.0 Ethernet adapter - Network adapter - USB 3.0 - Gigabit Ethernet - FRU - f...
The Lenovo ThinkPad USB 3.0 Ethernet Adapter is an external network adapter solution that enables a reliable connection to Ethernet networks via a USB 3.0 port. With a maximum data transfer rate of up to 1 Gbps, this adapter provides a fast and stable network connection suitable for various applications, from office work to streaming and online gaming. The adapter is compatible with a range of Lenovo ThinkPad models, making it a flexible choice for users who need a wired connection. Its compact design and lightweight build make it easy to transport and use on the go. The adapter supports multiple Ethernet standards, including 10Base-T, 100Base-TX, and 1000Base-T, making it versatile for different uses.
- Supports Gigabit Ethernet with a maximum data transfer rate of 1 Gbps
- Compatible with a variety of Lenovo ThinkPad models
- External design for easy handling and transport
- Supports multiple Ethernet standards for versatile applications.

Lenovo ThinkPad USB 3.0 Ethernet adapter - Network adapter - USB 3.0 - Gigabit Ethernet - FRU - f...
USB 3.0, RJ45 (1x), RJ45 Gigabit Ethernet (1x)
6. Lenovo Ethernet Adapter / CABLE BO FRU U3 to RJ45
The Lenovo Ethernet Adapter / CABLE BO FRU U3 to RJ45 is a powerful solution for connecting notebooks to a wired network. This adapter enables a simple and reliable connection via USB 3.0 and offers Gigabit Ethernet speeds suitable for a variety of applications. It is specifically designed for use with various Lenovo ThinkPad and IdeaPad models, making it an ideal choice for users who need a stable internet connection. The adapter is compact and lightweight, making it a practical companion for on-the-go use. With its user-friendly plug-and-play functionality, no additional software installation is required, making it even easier to use. The adapter is an essential accessory for anyone looking to take advantage of a wired connection.
- Compatible with a variety of Lenovo ThinkPad and IdeaPad models
- Provides Gigabit Ethernet speeds for fast data transfers
- Easy plug-and-play installation without additional software
- Compact and portable design for use on the go.

7. Lenovo USB C to Ethernet Adapter
Lenovo USB C to Ethernet Adapter (03X7205).

8. Lenovo Cable BO USB C To Ethernet
The Lenovo USB C to Ethernet Adapter is a fast and easy way to connect your USB C-enabled laptop to Ethernet connections. It is ideal for system imaging or quickly transferring large files.

9. Lenovo Extension Adapter Gen 2
Short info: Lenovo ThinkPad Ethernet Extension Adapter Gen 2 - Network Adapter Cable - RJ-45 (W) to Lenovo Ethernet Extension Connector (M) - FRU - for ThinkPad X1 Carbon (6th Gen) 20KG, 20KH, X280 20KE, 20KF Group Network Cables Manufacturer Lenovo Art. No. 01YU027 EAN/UPC Product description: Lenovo ThinkPad Ethernet Extension Adapter Gen 2 - Network Adapter Cable Type Network adapter cable Connector RJ-45 - female Connector (second end) Lenovo Ethernet extension connector - male Price Type Field Replaceable Unit (FRU) Designed for ThinkPad X1 Carbon (6th Gen) 20KG, 20KH, X280 20KE, 20KF Detailed General Network Cable Type Network adapter cable Connectivity Connector RJ-45 - female Connector (second end) Lenovo Ethernet expansion connector - male Miscellaneous Price Type Field Replaceable Unit (FRU) Compatibility Information Designed for Lenovo ThinkPad X1 Carbon (6th Gen) 20KG, 20KH Lenovo ThinkPad X280 20KE, 20KF.

10. Lenovo Produktspezifisch zu
This 4X90F84315 RJ45 connector belongs to the adapter category. The Ethernet cable enables an Ethernet connection and supports PXE and vPro. With its small form factor and 80 mm cable length, it is easy to use and transport. Drivers are not required; the cable simply plugs in and is ready for use.
Designed for: 100e (2nd generation); ThinkPad L380; L380 Yoga; X1 Carbon (2nd generation) 20A7, 20A8; X1 Carbon (3rd generation) 20BS, 20BT; X380 Yoga; ThinkPad Yoga 370.
Pro
- Works perfectly
- small dimensions
