Dell SD25TB5
Dell Pro Thunderbolt 5 Smart Dock - SD25TB5
Conquer intense workloads with versatile Thunderbolt 5 smart dock, delivering up to 300W of future-ready power and remote management capabilities.
Video Resolution
3840 x 2160
7680 x 4320
6144 x 3456
5120 x 2160
3440 x 1440
2560 x 1440
Interfaces
Thunderbolt 5
OS Required
ChromeOS 141
Red Hat Enterprise Linux 9.7
macOS
Ubuntu 24.04
Windows 11
Windows 10
Cables
83 cm
Features / Data Link Protocol
Power Delivery Pass-through
LED Power Indicator
Future-proof your productivity
Maximise your AI PC productivity on the industry’s first, and most powerful, Thunderbolt 5 smart dock¹, built for seamless multitasking using Gen AI tools across up to four 4K 120Hz displays. Featuring extended power range, this smart dock delivers up to 300W of power over a single USB-C cable to meet the demands of the highest performance AI PCs. Modern ports ensure a wide range of peripheral connectivity.
More manageable and secure
Elevate the IT management experience by directly managing your smart docks from the Dell Device Management Console – no PC connection or software required.
Most manageable commercial dock²
Reduce IT efforts by scheduling updates during off-hours, while ensuring fleetwide firmware compliance and eliminating end user interruptions.
Most secure smart dock³
Keep users working confidently with enterprise-grade WPA-3 192-bit encryption for secure Wi-Fi communication. Safeguard your sensitive data with tamper-resistant, hardware-based encryption built into your Dell Pro Smart Dock.
Effortless maintenance
Remotely configure, deploy and update Dell Pro Smart Docks over Wi-Fi⁴ without the user connecting to a PC.
Unlock out-of-band management on select Intel vPro® PCs with Intel® Active Management Technology (Intel® AMT) over Thunderbolt from the connected dock.
Connect your way
Configure your workspace to your liking with an ambidextrous USB-C cable⁵ that can be routed left or right.
Designed for sustainability
The Dell Pro Thunderbolt 5 Smart Dock is built with at least 65% post-consumer recycled materials⁶ and packaged with 100% recycled or renewable packaging⁶.
Ports and slots
Front side
1. USB-A 3.2 Gen 2 with PowerShare
2. USB-C 3.2 Gen 2
Rear side
3. USB-A 3.2 Gen 2 with PowerShare
4.USB-A 3.2 Gen 2 with PowerShare
5.USB-A 3.2 Gen 2 with PowerShare
6. HDMI 2.1
7. DisplayPort 2.1
8. DisplayPort 2.1
9. USB-C 3.2 Gen 2 Multifunction DisplayPort 2.1
10. Thunderbolt 5
11. Thunderbolt 5
12. 2.5 Gigabit Ethernet (RJ45)
13. Power In
1. Based on Dell internal analysis, April 2025.
2. Based on Dell internal analysis, December 2024.
3. Based on Dell internal analysis, March 2025.
4. Via Dell Device Management Console.
5. The accurate length of this cable is 0.83 meters. The image provided is for illustrative purposes only.
6. Based on internal analysis, December 2024.
Technical Specifications
Ports & interfaces
| Connectivity technology | Wired |
| Host interface | Thunderbolt 5 |
| USB 3.2 Gen 1 (3.1 Gen 1) Type-C ports quantity | 1 |
| USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantity | 4 |
| USB 3.2 Gen 2 (3.1 Gen 2) Type-C ports quantity | 1 |
| USB Power Delivery up to | 15 |
| HDMI ports quantity | 1 |
| HDMI version | 2.1 |
| DisplayPorts quantity | 2 |
| DisplayPort version | 2.1 |
| Thunderbolt 5 ports quantity | 2 |
| Microphone in | No |
| DC-in jack | Yes |
| USB Type-C DisplayPort Alternate Mode | Yes |
Network
| Ethernet LAN | Yes |
| Ethernet LAN (RJ-45) ports | 1 |
| Ethernet LAN data rates | 2500 |
| Wake-on-LAN ready | Yes |
Performance
| Card reader integrated | No |
| Number of storage drives supported | 4 |
| Data transfer rate | 1.25 |
| Maximum digital resolution | 3840 x 2160 |
| Maximum refresh rate | 120 |
| Cable lock slot | Yes |
| Cable lock slot type | Kensington, Noble |
| Product colour | Black |
| LED indicators | Power |
Power
| Power supply | 330 |
Software
| Windows operating systems supported | Windows 10, Windows 11 |
| Linux operating systems supported | Yes |
| Mobile operating systems supported | Yes |
| Other operating systems supported | ChromeOS |
Weight & dimensions
| Width | 90 |
| Depth | 35.3 |
| Height | 205 |
| Weight | 632 |
Packaging data
| Quantity per pack | 1 |
Packaging content
| Cables included | AC |
| AC adapter included | Yes |
| Quick start guide | Yes |
Carbon footprint
| Total carbon footprint (kg of CO2e) | 103 |
| Carbon emissions, manufacturing (kg of CO2e) | 60.46 |
| Carbon emissions, logistics (kg of CO2e) | 1.96 |
| Carbon emissions, energy usage (kg of CO2e) | 38.73 |
| Carbon emissions, end-of-life (kg of CO2e) | 1.85 |
| PAIA version | GaBi version 1, 2025 |
Product Overview
Empower demanding enterprise workloads and next-generation AI workstations with the Dell Pro Thunderbolt 5 Smart Dock (SD25TB5). Engineered with cutting-edge Thunderbolt 5 architecture, this enterprise-grade docking station delivers unprecedented bandwidth and up to 300W of Power Delivery over a single cable to sustain high-performance notebooks and mobile workstations. Supporting up to four 4K displays at 120Hz via modern DisplayPort 2.1 and HDMI 2.1 outputs, alongside integrated 2.5 Gigabit Ethernet, the SD25TB5 creates an uncompromising desktop ecosystem for engineers, data scientists, and creative professionals.
Designed with IT fleet administration in mind, the SD25TB5 significantly streamlines device lifecycle management. Remote fleet configuration and firmware updates can be deployed directly over Wi-Fi via the Dell Device Management Console—eliminating user downtime and bypassing the need for a connected host PC. Enhanced with enterprise-grade WPA-3 192-bit encryption, hardware-level security, and Intel vPro AMT out-of-band management pass-through, the Dell Pro Thunderbolt 5 Smart Dock delivers exceptional operational control and data protection across your entire hybrid enterprise deployment.