Lekuo USB4 to Dual-Port 10G SFP+ Network Adapter (DTB3F22)
Upgrade your laptop or NAS to blazing-fast 10 Gigabit Ethernet with the Lekuo DTB3F22 — a compact USB4 to dual-port SFP+ network card designed for professionals who demand high-speed, reliable connectivity without opening their chassis.
Key Features
- Dual 10G SFP+ Ports — Connect two 10GbE devices simultaneously for maximum throughput
- USB4 & Thunderbolt Compatible — Works with USB4 and Thunderbolt 3/4 hosts; no PCIe slot required
- Driver Required — Please install the provided driver before use for full functionality
- SR & LR Optical Module Support — Compatible with 10G SR (850nm, up to 300m) and 10G LR (1310nm, up to 10km) SFP+ modules
- Compact & Portable — Ideal for laptops, mini PCs, and NAS devices
- Low Latency — Delivers consistent, high-performance networking for virtualization, storage, and data transfer
Specifications
- Model: DTB3F22
- Interface: USB4 / Thunderbolt 3 / Thunderbolt 4
- Network Ports: 2 × SFP+ (10GbE)
- Supported Modules: 10G SR (850nm, 300m) / 10G LR (1310nm, 10km)
- OS Compatibility: Windows, Linux
- Driver: Required (see download below)
- Weight: 355g
- Origin: China
What's in the Box
- 1 × Lekuo USB4 Dual-Port SFP+ Network Adapter (DTB3F22)
- 1 × USB4 Cable
- 1 × Quick Start Guide
Who Is This For?
The DTB3F22 is perfect for network engineers, content creators, and IT professionals who need 10G fiber connectivity on the go — without the hassle of installing a PCIe card. Whether you're running a home lab, managing a NAS, or setting up a high-speed workstation, this adapter delivers enterprise-grade performance in a portable form factor.
Driver Download
This adapter requires driver installation. Please download and install the driver before use.