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Aluminium 3-port USB 5Gbps hub with Gigabit Ethernet
Add three USB-A 5Gbps ports and one Gigabit Ethernet port through a single USB-A connection, with an aluminium housing, built-in cable and included universal power adapter.

Key capabilities
Three USB-A 5Gbps ports
Expands a USB-A host with three USB 3.2 Gen 1 peripheral ports.
Integrated Gigabit Ethernet
Adds 10/100/1000Mbps wired networking with Wake-on-LAN and Auto-MDIX.
Current GL3523 + AX88179 chipsets
Current exact StarTech technical data identifies Genesys Logic GL3523 and ASIX AX88179.
External power included
A universal power adapter is included for peripherals that need more power than a bus-powered hub can provide.
What to know before buying
The hub can be connected through its built-in USB-A host cable. For higher-power peripherals, use the included power adapter. USB 2.0 hosts limit USB throughput.
Australian version and manufacturer warranty
This item is the Australian version supplied by DeviceDeal and is covered by the official StarTech.com 2-year manufacturer warranty in Australia.
Please retain your DeviceDeal tax invoice as proof of purchase. Warranty coverage and claims are subject to StarTech.com warranty terms, eligibility requirements and product assessment.
Frequently asked questions
How many USB ports does ST3300GU3B add?
Does it include Gigabit Ethernet?
Which chipsets does the current exact model use?
Is a power adapter included?
What material is the enclosure?
Does it support Wake-on-LAN?
What jumbo-frame size is listed?
What warranty applies in Australia?
(ST3300GU3B)
Features and highlights
Three USB-A 5Gbps ports
Expands a USB-A host with three USB 3.2 Gen 1 peripheral ports.
Integrated Gigabit Ethernet
Adds 10/100/1000Mbps wired networking with Wake-on-LAN and Auto-MDIX.
Current GL3523 + AX88179 chipsets
Current exact StarTech technical data identifies Genesys Logic GL3523 and ASIX AX88179.
External power included
A universal power adapter is included for peripherals that need more power than a bus-powered hub can provide.
- 3 × USB-A 5Gbps
- Gigabit Ethernet
- Aluminium housing
- 2-year warranty
Specifications
Verified specifications for StarTech ST3300GU3B.

Warranty Information
| Warranty | 2 Years |
|---|
Hardware
| Ports | 3 USB hub ports |
|---|---|
| Interface | USB 3.2 Gen 1 (5Gbps); RJ45 Gigabit Ethernet |
| Chipset ID | Genesys Logic GL3523; ASIX AX88179 |
| Enclosure | Aluminium |
Performance
| USB Rate | 5Gbps |
|---|---|
| Ethernet | 10/100/1000Mbps |
| Jumbo Frames | 4K max. |
| Wake On LAN | Yes |
| Auto MDIX | Yes |
Connector(s)
| Device Ports | 3 × USB-A female |
|---|---|
| Network | 1 × RJ45 female |
| Host | 1 × USB-A male built-in cable |
Power
| Power Source | AC adapter included |
|---|---|
| Output | 5V DC, 2A |
| SKU | ST3300GU3B |
| Barcode # | 65030858304 |
| Brand | STARTECH |
| Shipping Weight | 0.3800kg |
| Shipping Width | 0.150m |
| Shipping Height | 0.060m |
| Shipping Length | 0.215m |
| Shipping Cubic | 0.001935000m3 |
StarTech.com warranty in Australia
This item is the Australian version supplied by DeviceDeal and is covered by the official StarTech.com 2-year manufacturer warranty in Australia.
Please retain your DeviceDeal tax invoice as proof of purchase.
Warranty coverage and claims are subject to StarTech.com warranty terms, eligibility requirements and product assessment. This wording does not promise automatic replacement or guaranteed claim approval.
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