10/100/1000Mbps networking
The RJ45 interface provides Gigabit Ethernet connectivity without an internal network card.
Add a 10/100/1000Mbps RJ45 wired network connection to a compatible USB-C or Thunderbolt 3 computer through a compact, USB-powered adapter.

Direct, product-specific information to help confirm whether this model fits the intended setup.
The RJ45 interface provides Gigabit Ethernet connectivity without an internal network card.
The supplied description lists a 5Gbps USB 3.2 Gen 1 host connection.
Checksum offload for IPv4, IPv6, TCP and UDP plus large-send offload are listed in the description.
The Realtek RTL8153 chipset is listed with native driver support in Chrome OS, macOS and Windows.
Supplied by DeviceDeal and covered by the official StarTech.com manufacturer warranty in Australia. Retain your DeviceDeal tax invoice; coverage and claims are subject to StarTech.com warranty terms, eligibility requirements and product assessment.
Quick answers based on the supplied product information and specifications.
It adds one RJ45 Gigabit Ethernet connection through a compatible USB-C or Thunderbolt 3 port.
The supplied information lists 10/100/1000Mbps Ethernet network speeds.
The supplied description lists USB 3.2 Gen 1 at 5Gbps; the technical table uses the equivalent USB 3.1 Gen 1 and USB 3.0 naming.
Checksum offload for IPv4, IPv6, TCP and UDP plus large-send offload are listed.
It is powered directly from the USB host port.
The specification lists selected Windows, Windows Server, Mac OS X, Linux LTS and Chrome OS versions.
The package includes one USB-C to Gigabit Ethernet network adapter.
The Australian-version product supplied by DeviceDeal is covered by a two-year official StarTech.com manufacturer warranty in Australia, subject to StarTech.com terms, eligibility and product assessment.
(US1GC30B)
StarTech US1GC30B
The RJ45 interface provides Gigabit Ethernet connectivity without an internal network card.
The supplied description lists a 5Gbps USB 3.2 Gen 1 host connection.
Checksum offload for IPv4, IPv6, TCP and UDP plus large-send offload are listed in the description.
The Realtek RTL8153 chipset is listed with native driver support in Chrome OS, macOS and Windows.
StarTech US1GC30B specifications organised from the supplied product data.

| Warranty | 2 Years |
|---|
| Bus Type | USB 3.1 Gen 1 |
|---|---|
| Chipset ID | Realtek - RTL8153 |
| Industry Standards | IEEE 802.3, 802.3u and 802.3ab |
| Interface | RJ45 (Gigabit Ethernet) |
| Ports | 1 |
| Auto MDIX | Yes |
|---|---|
| Compatible Networks | 10/100/1000 Mbps |
| Full Duplex Support | Yes |
| Maximum Data Transfer Rate | 5 Gbps (USB 3.0); 2 Gbps (Ethernet - Full-Duplex) |
| Type and Rate | USB 3.0 - 5 Gbit/s |
| Connector Type(s) | 1 - USB Type-C (24 pin) USB 3.0 (5Gbps) Male |
|---|---|
| External Ports | 1 - RJ-45 Female |
| OS Compatibility | Windows¨ XP, Vista, 7, 8, 8.1, 10; Windows Server¨ 2003, 2008 R2, 2012, 2016, 2019; Mac OS X¨ 10.7 to 10.14 VLAN tagging is currently not supported in Mac OS ; Linux Kernel 2.6.25 to 4.11.x LTS Versions only ; ChromeOS |
|---|
| System and Cable Requirements | Available USB Type-C port |
|---|
| Power Source | USB-Powered |
|---|
| Humidity | 5% ~ 90% RH |
|---|---|
| Operating Temperature | 0°C to 70°C (32°F to 158°F) |
| Storage Temperature | -10°C to 80°C (14°F to 176°F) |
| Color | Black |
|---|---|
| Enclosure Type | Plastic |
| Form Factor | Attached Cable |
| Product Height | 0.6 in [1.5 cm] |
| Product Length | 8.3 in [21 cm] |
| Product Width | 1 in [25 mm] |
| Weight of Product | 0.8 oz [22 g] |
| Package Height | 1.2 in [30 mm] |
|---|---|
| Package Length | 5.7 in [14.5 cm] |
| Package Width | 6.7 in [17.1 cm] |
| Shipping (Package) Weight | 3.1 oz [88 g] |
| Included in Package | 1 - USB-C to GbE network adapter |
|---|
| SKU | US1GC30B |
| Barcode # | 65030862639 |
| Brand | STARTECH |
| Shipping Weight | 0.0900kg |
| Shipping Width | 0.100m |
| Shipping Height | 0.050m |
| Shipping Length | 0.170m |
| Shipping Cubic | 0.000850000m3 |
This is the Australian-version product supplied by DeviceDeal and is covered by the official StarTech.com manufacturer warranty in Australia for 2 years.
Please retain the DeviceDeal tax invoice as proof of purchase. Warranty coverage and claims are subject to StarTech.com warranty terms, eligibility requirements and product assessment.
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