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Grey rectangular USB-C hub with three USB-A ports and one RJ45 Ethernet port

WRIARICH

WRIARICH A2N3USB3 USB converter, 3×USB 3.0 + RJ45 Gigabit, grey

SKU CH-WMBK-YMKVV

Adds three USB 3.0 ports and a Gigabit Ethernet jack through one USB connection, with plug-and-play support across Windows, macOS and Linux

  • ColorGray
  • TypeUSB / Ethernet
  • StandardsUSB 3.0
  • Max Devices Supported4-Port
  • Thunderbolt 3Yes
  • Ports4 in 1 USB to ethernet adapter features a 1000Mbps RJ45 giga
  • Add wired Gigabit Ethernet for stable 1000Mbps network access
  • Expand one USB port into three USB 3.0 ports at 5Gbps
  • Works instantly on Windows 11, macOS, Linux without drivers
  • Compact aluminium housing resists corrosion and fits in a bag
  • Backward compatible with USB 2.0 and 10/100 Ethernet networks

What it is and who it's for

The WRIARICH A2N3USB3 is a compact USB converter that adds three USB 3.0 ports and one RJ45 Gigabit Ethernet port to a single USB connection. It suits users who need both extra peripheral connections and a stable wired network link on laptops or tablets with limited ports. The grey aluminium housing is bus-powered and requires no external adapter or driver installation.

What it replaces and when the jump is worth it

This adapter replaces a basic USB hub by combining data expansion with a 1000Mbps Ethernet interface that is backward compatible with 10Mbps and 100Mbps networks. The upgrade is worthwhile when Wi-Fi is unreliable or when a desktop, ultrabook or mobile workstation lacks a built-in RJ45 jack and needs consistent throughput for large transfers or video calls.

Practical limits of the USB 3.0 interface

The hub shares a single USB 3.0 upstream link rated at up to 5 Gbps across all four downstream ports. Simultaneous high-speed storage and Gigabit Ethernet traffic will contend for that bandwidth, so sustained peaks on every port cannot be achieved at once. The device draws power from the host port, so total current available to connected peripherals is limited by the host's USB specification.

Highlights

  • Add wired Gigabit Ethernet for stable 1000Mbps network access
  • Expand one USB port into three USB 3.0 ports at 5Gbps
  • Works instantly on Windows 11, macOS, Linux without drivers
  • Compact aluminium housing resists corrosion and fits in a bag
  • Backward compatible with USB 2.0 and 10/100 Ethernet networks

Specifications

BrandWRIARICH
SeriesA2N3USB3
ModelA2N3USB3
ColorGray
TypeUSB / Ethernet
StandardsUSB 3.0
Max Devices Supported4-Port
Thunderbolt 3Yes
Ports4 in 1 USB to ethernet adapter features a 1000Mbps RJ45 gigabit port, 3 USB 3.0 ports.
Transfer RateUp to 5 Gbps
Operating System SupportedWindows 11/10/8.1/8/XP/7, macOS, iPad OS, Chrome OS, Linux
Dimensions5.1 x 1.4 x 0.7 inches
Weight2.65 ounces
FeaturesUSB 3.0 to Gigabit Ethernet Adapter enables you to turn your laptop's USB port into a RJ45 Ethernet port to enjoy stable network connection
Instantly add 3 USB 3.0 Ports to any compatible devices. And support 10 times faster data transfer rate than USB 2.0. Backward compatible with USB 2.0/1.1 devices
Plug and play, Works perfectly with devices running with Windows XP/Vista/7/8/8.1/10/11, Mac OS 10.6-10.15, Linux OS and chrome OS
Compact and light design makes UE330 an ideal laptop network adapter on the go with your trip
Industry-leading free Lifetime 24/7 technical support.
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Package ContentsUSB 3.0 to Ethernet Adapter with 3*USB3.0 Hub

Questions about this item

What USB port size does the A2N3USB3 need on the host device?

It plugs into any standard USB-A 3.0 port and is backward compatible with USB 2.0 or 1.1 sockets.

Does the hub need a driver or external power before the RJ45 link works?

No driver or extra power is required; the gigabit Ethernet port activates automatically once the adapter is plugged in.

Which part of the adapter is most likely to wear out first with daily plugging and unplugging?

The three USB 3.0 ports and the RJ45 jack are the mechanical interfaces that see repeated insertion cycles.

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