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Black rectangular Dell Thunderbolt docking station TB18DC with multiple ports

DELL

DELL TB18DC Thunderbolt Docking Station accessory

SKU CH-VJ1N-7Z792 MPN TB18DC

Connects Dell Precision 7730 and 7530 laptops via Thunderbolt with 2x Thunderbolt 3, 3x USB-A 3.1, HDMI 2.0, DisplayPort 1.4, VGA, Gigabit Ethernet, audio and Kensington lock slot

  • Product colorBlack
  • Single-cable Thunderbolt connection powers and expands Precision 7730 workstations
  • Dual Thunderbolt 3 ports drive two 4K displays plus fast peripherals
  • Five legacy video outputs — HDMI 2.0, DisplayPort 1.4, VGA — cover any monitor mix
  • Gigabit RJ-45 and three USB-A 3.1 Gen 1 ports keep wired networks and accessories online
  • Kensington lock slot secures the dock in shared or open offices

Docking station for Dell Precision

This Dell TB18DC Thunderbolt docking station connects to a Dell Precision 7730 or 7530 through a single USB-C cable. It adds video, network, audio and peripheral ports while also supplying power to the notebook. The unit includes a Kensington lock slot for physical security.

Suits single-cable desk setups.

The dock is built for Dell Precision 7730 and 7530 owners who want one cable to drive multiple displays, wired Ethernet and USB accessories. Buyers with other Dell lines or non-Dell USB-C laptops should look elsewhere because compatibility is limited to the listed Precision models.

Two Thunderbolt 3 ports for daisy-chaining

Two Thunderbolt 3 ports let you chain additional Thunderbolt devices or connect a second high-resolution display without using the HDMI, DisplayPort 1.4 or VGA outputs. This port count is the key spec that determines whether the dock can handle your multi-device workflow.

How it compares

Measured against everything we stock in Cable Locks & Laptop Extras, at today’s prices. Recalculated every night.

Price $94.99
Pricier than about 90% of the 8,808 comparable items (median $16.99).

Specifications

Product
Product colorBlack

Questions about this item

How do I connect the TB18DC Thunderbolt dock to my Dell Precision 7730 and what step is often missed?

Plug the Thunderbolt 3 cable into the laptop's Thunderbolt port, then connect the included charger to the dock's power input; the step often missed is attaching the power adapter before linking peripherals.

Which parts of the TB18DC dock will need replacement after extended use?

The Thunderbolt 3 cable and the power adapter are the components most likely to wear out first with daily connect and disconnect cycles.

What limit appears first when the TB18DC dock runs multiple displays and peripherals continuously?

The combined bandwidth of the two Thunderbolt 3 ports becomes the bottleneck when driving dual 4K displays plus high-speed USB devices simultaneously.

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