Experience seamless connectivity with the DELL WD25TB5 dock. This wired dock features a Thunderbol...Experience seamless connectivity with the DELL WD25TB5 dock. This wired dock features a Thunderbolt 5 host interface and supports data transfer rates of up to 1.25 Gbit/s. It offers a 2500 Mbit/s Ethernet LAN connection and supports a maximum digital resolution of 6144 x 3456 pixels. The product colour is Black. Power is supplied via a DC input with a 330 W power supply. Compatible operating systems include Windows 10, Windows 11, Ubuntu 24.04 LTS, and ChromeOS.
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Product Information
Full details
The DELL WD25TB5 Thunderbolt 5 Dock is designed for professionals and power users seeking maximum productivity and seamless connectivity. Its key benefit is the ability to power high-performance AI PCs and support multiple high-resolution displays with industry-leading bandwidth. A potential caveat is its reliance on Thunderbolt 5 ports for full functionality.
All features
Colour
Black
Model Part Number
DELL-WD25TB5
Brand
DELL
Extended Product Information
FAQs
What is the maximum number of displays I can connect?
The DELL WD25TB5 dock supports up to four displays, with a maximum digital resolution of 6144 x 3456 pixels at 120 Hz.
What operating systems are compatible with this dock?
The dock is compatible with Windows 10, Windows 11, Ubuntu 24.04 LTS, ChromeOS, and macOS.
How much power can this dock deliver to my laptop?
The dock can deliver up to 300W of power to compatible laptops via the single USB-C cable.
What is the Ethernet speed supported by this dock?
The dock features a 2500 Mbit/s Ethernet LAN connection.
Does the dock come with a power adapter?
Yes, a 330W power supply is included with the dock.
Can I use this dock with non-Thunderbolt USB-C ports?
While it uses a USB-C connector, full functionality, including high data speeds and power delivery, requires a Thunderbolt 5 port on your computer. Compatibility with standard USB-C ports may be limited to basic functionality.
How do I update the firmware on the dock?
Firmware updates can be managed through the Dell Device Management Console or Dell Display and Peripheral Manager, often deploying silently upon dock disconnection.
Troubleshooting
Device not recognized by computer
Ensure the Thunderbolt 5 cable is securely connected to both the dock and the computer. Verify that the computer has Thunderbolt 5 support and that drivers are up-to-date. Try a different Thunderbolt 5 port on the computer if available.
No video output to monitors
Confirm that the monitor cables are properly connected to the dock's DisplayPort or HDMI outputs and the monitors. Check that the monitors are powered on and set to the correct input source. Ensure the maximum resolution and refresh rate are supported by your monitors.
Slow data transfer speeds
Verify that you are using the Thunderbolt 5 port on the dock and that your connected peripheral also supports high speeds. Ensure no other high-bandwidth operations are simultaneously maxing out the Thunderbolt bandwidth.
Ethernet connection not working
Check that the Ethernet cable is securely plugged into the dock's RJ-45 port and your network source. Test the Ethernet cable with another device. Ensure network drivers are installed and up-to-date on your computer.
Laptop not charging
Confirm that the dock's power adapter is connected and the dock is powered on. Ensure your laptop's Thunderbolt 5 port supports Power Delivery. Check that the power output of the dock (up to 300W) is sufficient for your laptop's charging requirements.
Pros and Cons
Pros
Exceptional performance for AI and demanding workloads.
Powerful 300W Power Delivery for high-end laptops.
Supports up to four high-resolution, high-refresh-rate displays.
Fast and reliable 2500 Mbit/s Ethernet connection.
Enhanced manageability features for IT departments.
Supports sustainable design principles.
Cons
Requires a Thunderbolt 5 compatible host device for full functionality.
Higher price point typically associated with advanced Thunderbolt docks.
Primarily designed for professional and high-end use cases.
Can be bulky, requiring dedicated desk space.
Setup, Compatibility & Care
Setup:
Connect the included 330W power supply to the dock and a wall outlet.
Use the provided Thunderbolt 5 cable to connect the dock to a Thunderbolt 5 port on your computer.
Connect your monitors to the DisplayPort 2.1 or HDMI 2.1 ports.
Connect your peripherals (USB devices, Ethernet cable, etc.) to the available ports on the dock.
Ensure your operating system is up-to-date for optimal driver support.
Compatibility:
Operating Systems: Windows 10, Windows 11, Ubuntu 24.04 LTS, ChromeOS, and macOS.
Host Interface: Requires a Thunderbolt 5 port on the host computer.
Care:
Keep the dock in a well-ventilated area to prevent overheating.
Clean the exterior with a soft, dry cloth. Avoid using liquids or harsh cleaners.
Ensure all cables are securely connected to prevent intermittent issues.
Periodically check for firmware updates via the Dell Device Management Console or Dell Display and Peripheral Manager for the latest features and fixes.