Best with a Thunderbolt 4 portDell WD22TB4 Thunderbolt Dock
Dell's Thunderbolt dock for Latitudes that have a Thunderbolt 4 port.
Check price on AmazonAffiliate link
Best dock for the Dell Latitude 5450 (and 5440, 7450)
Our top picks
Best with a Thunderbolt 4 port
Best for plain USB-CDell WD19S Dock
A Dell USB-C dock for laptops with a USB-C DisplayPort Alt Mode port.
Check price on AmazonAffiliate link
Dell Universal Dock UD22
A Dell universal dock that works over USB-C DisplayPort Alt Mode.
Check price on AmazonAffiliate link
| Product | Connection | Best for | Notes |
|---|---|---|---|
| Dell WD22TB4 Thunderbolt Dock | Thunderbolt 4 | Latitudes with a Thunderbolt 4 port | Highest display and port capability of the Dell options; firmware updates available from Dell |
| Dell WD19S Dock | USB-C DP Alt Mode | Plain USB-C ports | Display count depends on dock design |
| Dell Universal Dock UD22 | USB-C DP Alt Mode | Plain USB-C ports | Display count depends on dock design |
The Dell Latitude 5450 is a common business laptop, and the question “which dock?” has a more specific answer than the generic guides give. The key is that different configurations of the same Latitude model can have different USB-C ports. This guide walks through how to read your exact unit and what to pick.
Based on manufacturer specifications and published documentation. We have not hands-on tested these products. Verify every spec on Dell’s support page for your exact service tag.
Step 1: Identify the ports on your unit
Open Dell’s support page for your service tag and read the “Ports and connectors” section, or look for the lightning-bolt icon beside each USB-C port. Typical possibilities on business Latitudes are:
- A Thunderbolt 4 USB-C port with DisplayPort and power delivery.
- A plain USB-C 3.2 with DisplayPort Alt Mode and power delivery port.
Which one you have decides whether a Thunderbolt dock gets full speed or a reduced mode.
Step 2: Choose the dock category
| Dock category | Fit for Latitude 5450 | Notes |
|---|---|---|
| Dell Thunderbolt dock (e.g. WD22TB4 family) | Best when a Thunderbolt 4 port is present | Highest display and port capability; dock firmware updates available from Dell |
| Dell USB-C dock (e.g. WD19S / WD22 series, Dell Universal Dock UD22) | Works on USB-C DP Alt Mode ports | Display count depends on dock design |
| Third-party Thunderbolt 4 dock | Works with Thunderbolt 4 port | Check power delivery wattage vs the laptop’s charger |
| Third-party USB-C or DisplayLink dock | Works, with limits | Driver needed for DisplayLink |
Step 3: Match power
Dell Latitude chargers for this class are commonly 65 W or 100 W, but check yours (look at the adapter label). A dock that supplies less than the laptop’s charger rating may charge slowly under load, and some Dell firmware will warn about an under-powered adapter. If you want full speed and a clean experience with no warnings, a Dell-designed dock usually matches Dell’s own power expectations. A third-party dock can work well but check its PD wattage.
Step 4: Plan your monitors
- One monitor: nearly any dock that has a video output works.
- Two monitors at 1080p/1440p 60 Hz: most dual-output Thunderbolt and USB-C docks.
- Two 4K monitors at 60 Hz: needs a Thunderbolt or high-bandwidth dock and a laptop port that supports it. Read the dock’s dual-4K line.
- Three displays: the laptop panel plus two externals is easier than three externals. Check the dock table.
Notes for the Latitude 5440 and 7450
- Latitude 5440 (previous generation): typically has a USB-C port with Thunderbolt 4 on some configurations and plain USB-C on others. The same check applies. Docks designed for the 5450 generally work, but confirm in Dell’s compatibility table.
- Latitude 7450 (premium line): typically has Thunderbolt 4 ports; a Thunderbolt dock is the natural pairing and supports more display capacity.
Install order that avoids problems
- Update the laptop BIOS and Dell Command Update drivers before connecting a dock.
- Connect the dock’s power, then the monitors, then the laptop. (Order matters mostly for the first setup; follow the manufacturer quick-start.)
- Update the dock’s firmware if Dell or the maker provides a utility.
- If a monitor blinks or drops, try a different cable and a lower refresh rate before blaming the dock.
Who should buy what
- IT-managed laptop where your admin recommends a dock: follow the approved list. Warranty and support may depend on it.
- Personal purchase, Thunderbolt 4 port, two monitors: a Thunderbolt dock.
- Plain USB-C port, one or two monitors: a USB-C dock with the right video method, or DisplayLink if MST does not give you two displays. See our two monitor dock guide.
Affiliate links. As an Amazon Associate I earn from qualifying purchases. Check the current price on Amazon.
FAQ
Will an old Dell WD15 or WD19 dock work? Possibly, but old docks may lack support or firmware for newer laptops. Check Dell’s compatibility list.
Does the dock need to be Dell? No, but Dell docks are designed for Latitude power and management behaviors. Third-party docks can work.
Why does my laptop say the power adapter is not recognized? That message usually relates to the adapter wattage or a non-Dell power source. Confirm the dock’s PD wattage and use the original charger if in doubt.
Does the dock support PXE boot or MAC address pass-through? Managed environments sometimes need this. Check the dock’s spec and your IT policy.
What about the Thunderbolt vs USB-C question? See Thunderbolt vs USB-C dock.
Verdict
Read your port icons, then your charger label, then pick the dock family. For a Thunderbolt 4 port, a Thunderbolt dock is the most capable pairing; for plain USB-C, choose by display method.