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Silver rectangular Thunderbolt 4 dock with multiple ports on front and back

SIIG, Inc

SIIG, Inc Thunderbolt 4 Docking Station JU-DK0U11-S1 2 in 1 accessory

SKU CH-SVC7-C7DS7

A Thunderbolt 4 dock with 15 ports delivers up to 40Gbps data transfer, quad 4K display support and 60W laptop charging

  • Connect up to four 4K displays for expansive multi-monitor workflows
  • Charge laptop at 60W via USB-C Power Delivery with included 150W adapter
  • Transfer data at 40Gbps through three Thunderbolt 4 ports
  • Expand connectivity with 15 total ports including Gigabit Ethernet and USB-A
  • Compatible with Mac M1/M2/M3 Pro/Max and Windows Intel/AMD/Snapdragon systems

Professional Workstation Dock

The SIIG Thunderbolt 4 Docking Station JU-DK0U11-S1 expands a single Thunderbolt 4 port into fifteen connections for laptops running macOS or Windows. It targets creators and professionals who need multiple displays, wired networking and peripheral hubs without opening the chassis. Buyers whose laptops lack Thunderbolt 4 cannot use the 40Gbps bandwidth or quad-display capability.

Thermal and Power Profile

A bundled 150W adapter powers the dock and delivers up to 60W to the host laptop through the upstream Thunderbolt 4 port. Each of the three downstream Thunderbolt 4 ports can supply 45W while two USB-A ports provide 15W each for phone or tablet charging. The aluminium enclosure dissipates heat passively so no fan noise is added to the workspace.

Included Accessories Impact

The 150W power brick enables the full 60W laptop charge and 45W per Thunderbolt port simultaneously, removing the need for a separate laptop charger. DisplayLink technology built into the HDMI and DisplayPort outputs adds two extra 4K streams beyond the native Thunderbolt video paths. Without the brick the dock cannot drive displays or charge the host.

Highlights

  • Connect up to four 4K displays for expansive multi-monitor workflows
  • Charge laptop at 60W via USB-C Power Delivery with included 150W adapter
  • Transfer data at 40Gbps through three Thunderbolt 4 ports
  • Expand connectivity with 15 total ports including Gigabit Ethernet and USB-A
  • Compatible with Mac M1/M2/M3 Pro/Max and Windows Intel/AMD/Snapdragon systems

Specifications

No published specifications for this item yet.

Questions about this item

How do I connect this dock to my laptop and which port should I use for the host link?

Connect the included Thunderbolt 4 cable from the dock's upstream Thunderbolt 4 port to your laptop's Thunderbolt 4 or USB-C port that supports video and power delivery. The dock draws its 150 W supply from the bundled adapter.

What maintenance or replacement will this dock need over time?

The unit has no user-serviceable parts or consumable components. Keep the ventilation slots clear of dust and ensure the 150 W power adapter remains in good condition; no scheduled replacement is required.

What thermal or bandwidth limit appears first when I run four 4K displays and high-speed storage together?

The aggregate Thunderbolt 4 bandwidth of 40 Gbps is shared across the three downstream Thunderbolt 4 ports, DisplayPort, HDMI, Gigabit Ethernet and USB-A ports, so sustained multi-display plus storage traffic will hit that 40 Gbps ceiling first.

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