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

DELL

DELL WD22TB4 Thunderbolt 4 Docking Station

SKU CH-3XYA-7BM80 MPN WD22TB4

A Thunderbolt 4 dock with two Thunderbolt 4 ports, DisplayPort 1.4, HDMI 2.0 and Gigabit Ethernet for multi-display setups

  • Port details1 x USB-C 3.2 Gen 2 1 x USB-A 3.2 Gen 1 with PowerShare 2 x
  • Measurements1.1 in × 8.1 in × 3.5 in
  • Product colorBlack
  • Product weight0.99 lb (0.45 kg)
  • Key featuresWork without disruption: Firmware updates can be completed i
  • Two Thunderbolt 4 ports for fast peripheral chaining
  • Triple-display support via DisplayPort 1.4 and HDMI 2.0
  • USB-C PowerShare charges devices while docked
  • Firmware updates in five to seven minutes without reboot
  • Compact 1.10" x 8.10" x 3.50" design weighs 0.99 lb

Modular Thunderbolt 4 Dock for Professionals

The Dell WD22TB4 is a modular Thunderbolt 4 docking station designed for professionals who need extensive connectivity through a single cable. It suits IT-managed fleets and power users who require multiple displays and high-speed peripherals without internal upgrades. Buyers who need more storage bays or internal expansion slots should look elsewhere.

Thermals and Power in Daily Use

The unit ships with a 180W power adapter that supplies the dock and charges the host laptop through Thunderbolt 4. Firmware updates complete in five to seven minutes without a system reboot, keeping downtime minimal. The compact enclosure measures 1.10" x 8.10" x 3.50" and weighs .99 lb, allowing it to sit unobtrusively on a desk.

Bundled Accessories and Management Tools

The 180W power adapter is included so the dock is ready to deploy immediately. A Quick Start Guide accelerates first-time setup for end users and IT teams. Dell Client Command Suite and Microsoft System Center Configuration Manager integration enable remote firmware deployment and inventory tracking across the organisation.

How it compares

Measured against everything we stock in USB-C & Laptop Docking Stations, at today’s prices. Recalculated every night.

Price $369.99
Pricier than about 90% of the 1,971 comparable items (median $81.99).

Specifications

Product
Brand nameDell
Model nameWD22TB4
Product colorBlack
Size & build
Measurements1.1 in × 8.1 in × 3.5 in
Product weight0.99 lb (0.45 kg)
Shipping weight1.09 kg
Package size411 × 267 × 117 mm

Questions about this item

How do I install the WD22TB4 and which step causes the most issues?

Connect the 180W power adapter to the Power In port, link the Thunderbolt 4 cable to your laptop, then run the firmware update which takes five to seven minutes without a reboot — skipping the update is the common mistake.

What maintenance or replacement will the WD22TB4 need later?

The modular design allows the Thunderbolt 4 module to be swapped out when standards change; otherwise only occasional firmware updates via Dell Client Command Suite are required.

What limit appears first on the WD22TB4 under sustained heavy use?

The 180W power adapter caps total downstream charging, so simultaneous high-draw devices on the PowerShare USB-A and Thunderbolt 4 ports will hit that ceiling first.

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