We take cryptocurrency — so the coins you hold can buy real hardware.Pay in crypto, spend it on real hardware. Free insured shipping worldwide over $399. Plain, unbranded boxes, sent from Germany.Free insured shipping over $399. Your rate is locked for 30 minutes once checkout opens.Rate locked 30 minutes. Every item sealed, serial-checked and covered by a 24-month warranty.Sealed, 24-month warranty.

Saved items Sign in
Gray rectangular USB-C hub with three USB-A ports and one RJ45 Ethernet port

LUOM

LUOM ULC28 USB-C to Gigabit Ethernet 3-Port USB 3.0 Hub Gray

SKU CH-137R-4WH2G

Adds a Gigabit Ethernet port and three USB 3.0 ports to a USB-C device with 5 Gbps transfer speed

  • Port countUSB 3.0
  • Supported standardsUSB 3.1
  • Transfer speedUp to 5 Gbit/s
  • Indicator lightsPower/Activity
  • Power requirements5 V DC
  • Temperature range0 °C to 70 °C
  • Gigabit Ethernet adds reliable wired networking up to 1000 Mbps
  • Three USB 3.0 ports transfer data at up to 5 Gbps
  • Driver-free plug-and-play works instantly on Windows and macOS
  • Aluminium housing improves heat dissipation and durability
  • Reversible USB-C connector fits either way for easy insertion

USB-C hub with Gigabit Ethernet

The LUOM ULC28 adds three USB 3.0 ports and a 1000 Mbps RJ45 port to a single USB-C connection. It suits laptop users who need wired networking and extra USB-A sockets for flash drives, mice or keyboards. No driver installation is required on supported Windows or macOS systems. The gray aluminum housing keeps the unit rigid while helping with heat dissipation.

Thermals, noise and power draw

The adapter draws 5 V DC from the host and has no fan, so it runs silently. Operating temperature is rated from 0 °C to 70 °C with humidity up to 80 % RH non-condensing. Power and activity LEDs show link status without adding audible noise. Under normal file transfers and web browsing the unit stays cool to the touch.

Behaviour under sustained load

During long backups or continuous streaming the three USB 3.0 ports share a 5 Gbps upstream link, so aggregate throughput will not exceed that ceiling. The Gigabit Ethernet port maintains 10/100/1000 Mbps line rate independently of the USB hub traffic. The aluminum shell spreads heat evenly, preventing thermal throttling during extended sessions.

How it compares

Measured against everything we stock in USB Hubs & Port Expanders, at today’s prices. Recalculated every night.

Price $14.99
Cheaper than about 76% of the 68 comparable items (median $18.99).

Specifications

Product
Brand nameLUOM
Product lineULC28
Model nameULC28
Product colorGray
Product typeUSB / Ethernet
Performance
Transfer speedUp to 5 Gbit/s
Connectivity
Supported standardsUSB 3.1
Ports & slots
Port countUSB 3.0
Power
Power requirements5 V DC
Compatibility
Supported platformsWorks with Windows Vista
Environment & compliance
Temperature range0 °C to 70 °C
Humidity range0-80% RH, (Non Condensing)
More details
Indicator lightsPower/Activity

Questions about this item

How do I install the LUOM ULC28 and what step is often missed?

Connect the USB-C plug to the host, attach an Ethernet cable to the RJ45 port, and plug USB devices into the three USB 3.0 ports; the step often missed is confirming the host USB-C port supports data and not only charging.

What maintenance or replacement will the LUOM ULC28 need later?

No scheduled maintenance is required; if the hub fails it is replaced as a complete unit because there are no user-serviceable parts inside.

What limit appears first during sustained use of the LUOM ULC28?

The operating temperature ceiling of 70 °C is the first limit; prolonged heavy traffic on all three USB 3.0 ports and the Gigabit Ethernet link can push the aluminum housing toward that threshold.

More in USB Hubs & Port Expanders

Similar items