Description
The UGREEN CM848 (35921) USB-C to RJ45 5GbE Adapter is a high-performance networking accessory designed to provide fast and stable wired internet connectivity for USB-C equipped devices. Featuring a USB-C male connector and RJ45 LAN female port, it supports Ethernet speeds of up to 5 Gbps, making it suitable for large file transfers, online gaming, high-quality streaming, and professional workloads. Its aluminum alloy construction provides durability while helping with heat dissipation, and the compact design makes it convenient for travel and everyday use. The adapter uses a high-quality Realtek chipset and offers broad compatibility with operating systems including Windows, macOS, and Linux. With its plug-and-play functionality, the CM848 provides a simple and reliable alternative to slower or unstable Wi-Fi connections.
Specifications
| Specification | Details |
|---|---|
| Brand | UGREEN |
| Model | CM848 |
| MPN | 35921 |
| Product Type | USB-C to RJ45 5GbE Ethernet Adapter |
| Interface | Type-C Male to LAN Female |
| Ethernet Port | RJ45 |
| Ethernet Speed | Up to 5 Gbps |
| Chipset | Realtek |
| Compatibility | Windows, macOS, Linux, and more |
| Color | Space Gray |
| Material | Aluminum |
| Power | Powered through USB-C |
| Design | Compact and Portable |
| Weight | 82 gm |
High-Speed 5Gbps Ethernet
The UGREEN CM848 delivers wired network speeds of up to 5 Gbps, providing significantly faster and more stable connectivity than many wireless networks. It is suitable for demanding networking applications and high-bandwidth tasks.
USB-C Connectivity
Featuring a USB-C male connector, the adapter connects directly to compatible laptops, tablets, and other USB-C devices. It is an ideal solution for modern devices that no longer include a built-in RJ45 Ethernet port.
Stable Wired Connection
A wired Ethernet connection offers improved stability and reliability compared with congested or inconsistent Wi-Fi. The CM848 is suitable for activities such as online gaming, video streaming, conferencing, and large file transfers.
Reliable Realtek Chipset
The adapter is equipped with a high-quality Realtek chipset designed to provide dependable network performance. It helps deliver consistent connectivity for everyday use as well as bandwidth-intensive applications.
Durable Aluminum Construction
The space-gray aluminum housing gives the CM848 a premium appearance while providing a durable exterior. The metal construction also helps with heat dissipation during extended network use.
Broad Compatibility
The CM848 is designed to work with a wide range of operating systems, including Windows, macOS, Linux, and more. This makes it a versatile networking accessory for different computers and compatible USB-C devices.
Compact and Portable
With its compact form factor and lightweight 82 gm design, the adapter is easy to carry in a laptop bag or backpack. It is particularly convenient for students, professionals, travelers, and mobile users who need reliable wired networking.










