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Silver rectangular adapter with one RJ45 port and short USB-C cable

Wavlink

Wavlink WL-NWU342G-SL 10G Thunderbolt adapter

SKU CH-GPAV-A0KBB

Adds a 10Gbps RJ45 Ethernet port via Thunderbolt 3, 4 or 5 with adaptive multi-gig speeds and a compact aluminum body

  • Product colorSilver
  • Details- One RJ45 Ethernet port provides reliable wired Internet sp
  • In the box- 1x USB4 10 Gigabit Ethernet Adapter - 1x USB4 C to C Cable

Color Sliver

  • Up to 10Gbps wired speed for 4K/8K editing and large file transfers
  • Works with USB4 and Thunderbolt 3/4/5 ports on Mac, Windows, Linux and ChromeOS
  • AQC113-B1 chip delivers stable low-latency data transfer under heavy workloads
  • Adaptive multi-gig connectivity auto-negotiates 10M to 10Gbps without manual settings
  • Compact aluminium design with dual LEDs for link speed and activity indication

10Gbps Thunderbolt Ethernet Adapter

The Wavlink WL-NWU342G-SL adds a single RJ45 port with 10Gbps capability to any host equipped with a USB4 or Thunderbolt 3/4/5 interface. It draws power from the host port and ships with a 50 cm USB4 C-to-C cable. The compact aluminum body provides passive cooling for sustained workloads.

For creators moving large media files.

Video editors, live streamers and IT professionals who need low-latency 10G wired access on Thunderbolt- or USB4-equipped laptops will benefit from the adaptive multi-gig PHY. The adapter does not function with smartphones or with USB-C ports that lack USB4 or Thunderbolt support, so buyers without those interfaces should consider other connectivity options.

Requires USB4 or Thunderbolt 3/4/5 host port

Full 10Gbps performance is only available when the host provides a USB4 or Thunderbolt 3/4/5 connection; lesser USB-C ports will not negotiate the required bandwidth. Verify the host specification before purchase.

How it compares

Measured against everything we stock in Network Adapters & RJ45 Plugs, at today’s prices. Recalculated every night.

Price $92.99
Pricier than about 88% of the 1,221 comparable items (median $19.99).

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Specifications

Product
Brand nameWAVLINK
Model nameWL-NWU342G-SL
Product colorSilver

Questions about this item

How do I install the WL-NWU342G-SL and what step is often missed?

Connect the included 40Gbps USB-C cable to a Thunderbolt 3/4/5 or USB4 port, then plug in an Ethernet cable. On Windows 10/11 or Linux 3.10 you must manually install the AQC113-B1 driver from the Wavlink support page; Mac OS 11 includes it natively.

What maintenance or replacement will the adapter need later?

No scheduled maintenance is required. The aluminum body passively cools the AQC113-B1 chip. If the 50cm USB-C cable frays or the RJ45 port wears out, replace the cable or the whole adapter.

What limit appears first under sustained 10Gbps loads?

Thermal throttling of the AQC113-B1 controller inside the compact aluminum housing is the first bottleneck during prolonged heavy transfers, especially in warm environments with restricted airflow.

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