Dell - Pro Thunderbolt 4 Smart Docking Station SD25TB4, Bundle with Dockztorm Hub (USB-C, HDMI, Ethernet & USB-A) 5 Pack - Black
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About this product
The Dell SD25TB4 Thunderbolt 4 Docking Station is a high-performance wired docking solution designed for Thunderbolt 4 and USB-C laptops. Finished in black, it features a Thunderbolt 4 (USB Type-C) interface with up to 130W Power Delivery from a 180W AC adapter, making it ideal for powering demanding laptops while expanding connectivity. The dock supports up to four external displays with resolutions of 1 × 8K (7680 × 4320) or 4 × 4K (3840 × 2160) using DSC, and includes 2 × DisplayPort 1.4, 1 × HDMI 2.1, 1 × USB-C with DisplayPort Alt Mode, and 2 × Thunderbolt 4 downstream ports. It offers extensive connectivity with 4 × USB 3.2 Gen 2 Type-A (10Gbps) ports, 2 × USB-C 3.2 Gen 2 ports (one supporting DP Alt Mode), 2.5 Gigabit RJ-45 Ethernet, and Thunderbolt 4 data transfer speeds up to 40Gbps. Additional enterprise features include Wake-on-LAN, PXE Boot, remote firmware updates, and a Kensington lock slot for enhanced security. The dock includes a 0.83 m (2.7 ft.) cable, measures 8.07 × 3.54 × 1.39 inches, weighs 1.28 lb, and comes bundled with a Dockztorm USB Hub (Special Edition Portable Dockztorm Data Hub) offering data transfer speeds up to 5Gbps for added convenience.
High-Performance thunderbolt 4 dock
Expand your workspace with the Dell Pro Thunderbolt 4 Smart Dock SD25TB4, delivering up to 130W power delivery for supported Dell laptops (up to 96W for non-Dell systems), plus ultra-fast 40Gbps data transfer through Thunderbolt 4.
Supports up to four 4k displays
Create a powerful multi-monitor workstation with support for up to four 4K displays at 60Hz (host dependent). Features 2 DisplayPort 1.4, 1 HDMI 2.1, and Thunderbolt 4/USB-C video output for exceptional productivity.
Extensive connectivity
Connect all your essential peripherals using 4 USB-A 3.2 Gen 2 (10Gbps) ports, 2 USB-C 3.2 Gen 2 ports, 2 Thunderbolt 4 downstream ports, 2.5 Gigabit Ethernet, audio, and additional expansion options through a single cable.
Enterprise-Grade management
Built for business with Wake-on-LAN, PXE Boot, MAC Address Pass-Through, Intel vPro/AMT compatibility, remote firmware updates, and a Kensington Security Slot, making deployment and IT management simple.
Includes
Dockztorm Dock (Special Edition Portable Dockztorm Data Hub; Super Speedy Data Sync Rate upto 5Gbps)
- Maximum Number of Displays Supported4Number of DisplayPort Outputs (Total)2Number of Thunderbolt Ports (Total)2
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The Dell SD25TB4 Thunderbolt 4 Docking Station is a high-performance wired docking solution designed for Thunderbolt 4 and USB-C laptops. Finished in black, it features a Thunderbolt 4 (USB Type-C) interface with up to 130W Power Delivery from a 180W AC adapter, making it ideal for powering demanding laptops while expanding connectivity. The dock supports up to four external displays with resolutions of 1 × 8K (7680 × 4320) or 4 × 4K (3840 × 2160) using DSC, and includes 2 × DisplayPort 1.4, 1 × HDMI 2.1, 1 × USB-C with DisplayPort Alt Mode, and 2 × Thunderbolt 4 downstream ports. It offers extensive connectivity with 4 × USB 3.2 Gen 2 Type-A (10Gbps) ports, 2 × USB-C 3.2 Gen 2 ports (one supporting DP Alt Mode), 2.5 Gigabit RJ-45 Ethernet, and Thunderbolt 4 data transfer speeds up to 40Gbps. Additional enterprise features include Wake-on-LAN, PXE Boot, remote firmware updates, and a Kensington lock slot for enhanced security. The dock includes a 0.83 m (2.7 ft.) cable, measures 8.07 × 3.54 × 1.39 inches, weighs 1.28 lb, and comes bundled with a Dockztorm USB Hub (Special Edition Portable Dockztorm Data Hub) offering data transfer speeds up to 5Gbps for added convenience.

The Plugable UD-3900Z USB 3.0 and USB-C docking station is a reliable USB docking station designed for standardized workstation deployments across Windows, macOS, and ChromeOS environments. As a universal docking station, it enables consistent desk setups across mixed device fleets, expanding laptops and desktops with dual monitors, wired networking, audio, and USB peripherals through a single connection. This USB docking station dual monitor solution supports two HDMI displays up to 1920x1200 @ 60Hz and uses DisplayLink technology to enable extended or mirrored desktops on compatible Windows and ChromeOS systems, as well as on Apple Silicon MacBooks including M1, M2, M3, M4, M5, and MacBook Neo models, even on systems that are typically limited to a single native external display. The UD-3900Z provides 10 expansion ports, including 2 HDMI outputs, 2 USB 3.0 ports for high-speed devices, 4 USB 2.0 ports for keyboards, mice, and receivers, Gigabit Ethernet for stable wired network connectivity, and 3.5mm audio input/output. Both USB-C and USB-A host cables are included, allowing this USB A docking station to support legacy systems while also functioning as a modern USB C docking station. The compact vertical design helps reduce cable clutter and fits easily between monitors, making it well suited for hot-desking and shared workspace environments. This dock is HDMI-only and does not support DisplayPort. HDCP is not supported, so encrypted content such as Netflix, Hulu, or Blu-ray will not play. Designed for business applications rather than GPU-intensive workloads, it is not recommended for gaming or full-screen video playback. The included 24W external power supply powers connected accessories but does not charge the host laptop. In the box: UD-3900Z dock (7.5” x 2.8” x 5.3”), 24W power adapter with US wall plug (100-240V, 50/60Hz, 1.5m / 5ft), USB-A (USB 3.0) to USB-B cable (0.9m / 2.95 ft), USB-C to USB-B host cable (2.9m / 9.5 ft), and quick-install guide.

This compact multi-port dock is ideal for office application, featuring everything from the essential two HDMI outputs, USB ports, Gigabit Ethernet, SD/microSD card reader, Audio Jack and an upgraded Power Delivery 3.1 specification. It comes with a mount for saving-space vertical placement and gives you the ability to connect your MacBook or other USB-C compatible laptops to a 4K monitor or TV. With USB Power Delivery 3.1 it’ll take you to a new flexible power application, you'll be able to charge your laptop and power your peripherals with a single USB-C power adapter even if your laptop only has one USB-C port. The top of the dock functions as a wireless charging pad that supports up to 15W fast charging. Access a wired network through the Gigabit Ethernet port for a fast and stable network connection. It is also equipped with a cable storage compartment which ensures an easy connection regardless of your USB-C port’s location. Power Adapter to support Wireless Charging Sold Separately.

Acer USBC adapter macbook is made of Aluminum material, expands a USB-C port to 7 ports (1*HDMI 4K@30HZ, 2*USB 3.1, 1*USB-C, 1*Type-C PD charging, 1*MicroSD card slot, 1*SD card slot). The USB hub expands your work from home, office, or on the go.
| Pros for Dell - Pro Thunderbolt 4 Smart Docking Station SD25TB4, Bundle with Dockztorm Hub (USB-C, HDMI, Ethernet & USB-A) 5 Pack - Black | |||
|---|---|---|---|
| There were no pros for this product— | There were no pros for this product— | Wireless Charging, Ease of use, Overall Performance, Ports, HDMI | Build Quality, Port Performance, HDMI Quality, Portability |
| Cons for Dell - Pro Thunderbolt 4 Smart Docking Station SD25TB4, Bundle with Dockztorm Hub (USB-C, HDMI, Ethernet & USB-A) 5 Pack - Black | |||
| There were no cons for this product— | There were no cons for this product— | Compatibility, Noise Level, Power Supply, Price | There were no cons for this product— |
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