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Lekuo USB-C 10GbE Ethernet Adapter | Realtek RTL8159 | Up to 9.45Gbps

• 9.45 Gbps over USB-C — no PCIe slot needed
• Realtek RTL8159 | Jumbo Frames 16KB | Wake-on-LAN
• Windows / Linux / macOS | NAS & laptop ready
Model:
DR59R11
Input Interface:
USB Type-C (USB 3.2 Gen2)
Output Interface:
1 × RJ45 10GBASE-T
Transmission Rate:
10Gbps
Product Size:
84.4 X 48 X 29mm
Chipset :
RTL8159
Product Specifications
Product Description
Driver Download
Document Download
Q&A
Brand
LeKuo
Model Number
DR59R11
Chipset
Realtek RTL8159
Host Interface
USB Type-C (USB 3.2 Gen2)
Recommended Host Port
USB 3.2 Gen2x2 (20 Gbps) for full 10G
Network Port
1 × RJ45 10GBASE-T
Auto-Sensing Speeds
10G / 5G / 2.5G / 1G / 100M / 10M
Cable Requirement (for 10G)
Cat6a or higher
Real-World Throughput*
Up to ~9.45 Gbps with USB 3.2 Gen2x2 (20 Gbps) host,Up to ~7.2 Gbps with USB 3.2 Gen2 (10 Gbps) host,Up to ~3.54 Gbps with USB 3.1 Gen1 (5 Gbps) host
Compatibility
Windows 10/11, Linux, macOS (driver required),Works with NAS, servers, workstations, and laptops
Dimensions
84.4 × 48 × 29 mm
Weight
Net Weight: 89g Gross Weight: 195g
System Support
Windows, Linux, Mac OS, and other operating systems

True 10G Ethernet Over USB-C — No PCIe Slot Required

The Lekuo DR59R11 turns any USB-C device into a 10G workstation. Powered by Realtek RTL8159, it delivers real-world 10G performance for laptops, NAS, and portable workstations without opening the chassis.

 

Real-World Speed — Honest Numbers

Host USB Interface Real Throughput
USB 3.2 Gen2x2 (20 Gbps) ~9.45 Gbps
USB 3.2 Gen2 (10 Gbps) ~7.2 Gbps
USB 3.1 Gen1 (5 Gbps) ~3.54 Gbps

Full 10G requires a USB 3.2 Gen2x2 (20 Gbps) host port. Thunderbolt ports typically operate in USB mode at 10 Gbps.

 

Key Features

  • Hardware IPv4/IPv6/TCP/UDP checksum & segmentation offload — reduces CPU load 40–60%
  • Jumbo Frames up to 16 KB — optimized for NAS and large file transfers
  • Wake-on-LAN & RealWoW™ remote wakeup
  • ARP & NS protocol offloading
  • Auto-sensing: 10G / 5G / 2.5G / 1G / 100M / 10M
  • IEEE 802.3an / 802.3bz / 802.3ab compliant

 

Works With

  • OS: Windows 10/11 · Linux kernel 5.8+ · macOS (driver required)
  • Platforms: TrueNAS · UnRAID · Proxmox · VMware ESXi (USB passthrough)
  • Use Cases: NAS fiber-free uplink · 4K/8K video editing · laptop 10G upgrade · small office network
  • Cable: Cat6a or higher required for 10G link

 

Package Contents

  • 1 × DR59R11 10GbE USB Ethernet Adapter
  • 1 × USB Type-C Data Cable
  • 1 × User Manual

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