U-2740 USB 20Gbps Type-C 10GbE Ethernet Adapter

2026/03/16  

1x 10GbE RJ45 port
USB 3.2 Gen 2x2

  • Ordering Code: U-2740
  • Part No: U3-R36-LN10-11-00012
  • Solution: Realtek RTL8159

The U-2740 is a high-performance yet cost-effective solution for upgrading to next-generation wired networking. Powered by the  Realtek RTL8159 controller, it delivers blazing-fast 10 Gigabit  Ethernet connectivity through a USB 3.2 Gen 2x2 Type-C interface, ensuring seamless data transfer for demanding  applications such as high-resolution media streaming, large file  transfers, and enterprise workloads. 


Features

Supports USB 3.2 Gen 2x2 data rate of up to 20Gbps

Backward compatible with USB 3.2 Gen 1/2 and USB 2.0

Supports 10G/5G/2.5G/1G/100M Ethernet network over Cat6a  cable of length up to 100 meters

Supports CDC-ECM and CDC-NCM device class

Supports IEEE802.1p QoS and IEEE802.1q VLAN tagging

Supports IEEE802.3az Energy Efficient Ethernet

Supports Wake-On-LAN (WoL)

Supports Auto‐Negotiation and auto MDI/MDIX detection

Bus-powered device - no external power is needed

Max. 16K jumbo frame

IP checksum and Segmentation Task offload 


System Requirements 

Windows 10/11(64 bit) 

Linux OS for kernel up to 6.10


Package Contents

1 x USB 20Gbps Type-C 10GbE Ethernet Adapter

1 x User Manua

1 x 30cm USB 20Gbps USB-C to USB-C cable

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