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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

  • Port count4 in 1 USB to ethernet adapter features a 1,000 Mbit/s RJ45
  • Supported standardsUSB 3.0
  • Maximum devices supported4-Port
  • Transfer speedUp to 5 Gbit/s
  • Compatible systemsWindows 11/10/8.1/8/XP/7, macOS, iPad OS, Chrome OS, Linux
  • Product colorGray
  • 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.

How it compares

Measured against everything we stock in USB Adapter Cables & Dongles, at today’s prices. Recalculated every night.

Price $22.99
Pricier than about 78% of the 1,430 comparable items (median $14.99).

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Specifications

Product
Brand nameWRIARICH
Product lineA2N3USB3
Model nameA2N3USB3
Product colorGray
Product typeUSB / Ethernet
Performance
Transfer speedUp to 5 Gbit/s
Connectivity
Supported standardsUSB 3.0
Ports & slots
Port count4 in 1 USB to ethernet adapter features a 1,000 Mbit/s RJ45 gigabit port, 3 USB 3.0 ports.
Thunderbolt 3 supportYes
Size & build
Product dimensions5.1 × 1.4 × 0.7 in
Product weight2.65 oz
Compatibility
Maximum devices supported4-Port
Compatible systemsWindows 11/10/8.1/8/XP/7, macOS, iPad OS, Chrome OS, Linux
In the box
In the boxUSB 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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