USB C to Ethernet Adapter 5Gbps Gigabit Ethernet Network Adapter NWU340G
5Gbps Wired Speed | Driver-Free Installation | IEEE 802.3bz Multi-Gig | Metal Heat Dissipation Case | Multi-OS Compatibility (Win/macOS/Linux)
- Product Code: WL-NWU340G
- Availability: 500
- 10 or more ¥224.57
- 20 or more ¥210.08
- 50 or more ¥195.58
- 100 or more ¥181.09





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Mark: How do I get warranty service for the WL-NWU340G? When I plug it into a 10gbit USB-C port, it will not maintain a stable connection. When I plug it into a 5gbit port (what I have been doing for the past several months) the connection is 5GbE and stable, just with much slower throughput. My 10gbit USB-C port runs stable for all my NVMe connected products, pushing the connection to its maximum throughput without issue.
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Answer:
Dear Customer,
Thank you for reaching out and sharing the details regarding your WL-NWU340G adapter issue.
In order to assist you further, please try the following steps:
1. Ensure the device is directly on your computer and not part of a hub or docking station.
2. Try connecting the adapter to another USB-C port on your computer, will the same thing happen?
3. Pls try to upgrade the driver from https://www.realtek.com/Download/List?cate_id=585 to check if it could help.
4. If you have access to another computer with a 10Gbps USB-C port, please test the adapter there to see if the issue persists.
If you have any further questions, please feel free to reach out.
Best regards,
Wavlink Team
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Core Features
Ultra-Fast Wired Networking
Upgrade your laptop to a high-performance workstation:
- 5× Faster than WiFi: Up to 5000Mbps for stutter-free 4K video conferencing
- Smart LED Indicators: Green (5000Mbps) / Amber (1000Mbps)
- Plug & Play Compatibility: Windows 10+/macOS 10.13+/Linux 5.0+
Speed Tier Use Cases
Speed
|
Ideal Use Cases
|
Performance
|
---|---|---|
5000Mbps
|
8K Editing/RAW Photo Transfer
|
Transfers 1GB files in ~2 seconds
|
2500Mbps
|
Cloud Gaming/Data Centers
|
Latency <15ms
|
1000Mbps
|
HD Webinars/Video Calls
|
Stable 5-user HD conferencing
|
Remote Wake-Up Revolution
Wake Devices from Anywhere
Need to access your home PC remotely? Three streamlined solutions:
- LAN Wake-Up (Wake-on-LAN)
- WAN Activation (RealWoW mobile control)
- Enterprise Management (Microsoft WPD Protocol)
Perfect For:
- Frequent business travelers
- Home NAS/media center users
- IT administrators
Engineering & Durability
Military-Grade Construction
Component
|
Design Highlights
|
User Benefits
|
---|---|---|
Chassis
|
Aircraft-grade aluminum
|
300% higher impact resistance
|
Cooling System
|
3D airflow channels
|
12℃ temperature reduction
|
Ports
|
Gold-plated connectors
|
5,000+ insertion cycles
|
Portability:
- Size: 8cm (≈ credit card width)
- Weight: 38g (Fits any travel pouch)
Compatibility Guide
Device Support Matrix
- ✔️ Full Support: Windows 10+/MacBooks/iPad Pro 2021+/Mainstream Linux
- ⚠️ Limited Support: Legacy Linux (manual driver)/Virtual Machines
- ❌ Not Compatible: Android/Nintendo Switch/Smart TVs
Minimum System Requirements:
- Windows 10+ (recommended)
- macOS 10.13+
- Linux Kernel 5.0+
Setup Essentials
- Cable Requirements
- Use Cat6 or higher Ethernet cables
- Environment Checks
- Router/switch must support 2500Mbps+ output
- USB-C port must be USB3.1 Gen2 compliant
- Special Notes
- Pre-2017 MacBooks require OS updates
- Corporate networks may need port configuration
Package Contents
- ① Adapter unit ×1
- ② Quick Start Guide ×1
- ③ Driver Download Card ×1 (legacy OS only)