Docking station Dell Pro Thunderbolt 4 Smart SD25TB4 130W — Thunderbolt 4, 130W power delivery

The Dell Pro Thunderbolt 4 Smart SD25TB4 130W docking station offers a single-cable workstation hub that combines Thunderbolt 4 connectivity with up to 130W power delivery for compatible laptops. Designed to simplify a desktop or mobile workstation, the dock supports high-speed data transfer and multiple external displays while providing reliable charging and centralised peripheral connections. The compact housing and managed port layout make it suitable for shared workspaces and individual desks where durable, professional connectivity is required.

Advantages

The docking station consolidates power, video and data through a Thunderbolt 4 interface, reducing cable clutter and enabling fast transfer speeds. With up to 130W power delivery it can charge a wide range of laptops while also supplying power to connected accessories. The device supports multiple monitor output options and a variety of USB and network connections, allowing seamless integration into existing setups. Built to Dell Pro standards, it emphasises consistent performance and compatibility with Thunderbolt 4-enabled systems.

Suitable for

• Office workstations that require multiple displays and reliable device charging
• Remote and hybrid workers who need quick docking/undocking with one cable
• Mobile professionals who use a laptop as a primary workstation and need desktop-class connectivity
• IT environments that manage shared docking stations and require standardised connectivity

Key specifications

• Interface: Thunderbolt 4 host connection
• Power delivery: up to 130W to compatible laptops
• Video output: supports multiple external displays (via Thunderbolt/USB-C video alt mode and downstream ports)
• Data transfer: high-speed data over Thunderbolt 4 connections
• Ports: combination of USB-C/USB-A ports and Ethernet for peripherals and network access
• Design: compact desktop docking form factor suitable for office and mobile setups

How to use

Connect the docking station to a compatible Thunderbolt 4-enabled laptop using the supplied Thunderbolt cable. Once connected, the dock will provide power delivery to the laptop, enable video output to connected external displays and present downstream USB and network ports for peripherals. Configure display settings and power options on the laptop as needed to match the desired setup. Before first use, ensure the laptop’s Thunderbolt firmware and drivers are up to date for full functionality and performance.

Recommendations

Use a certified Thunderbolt 4 cable and connect the dock to a laptop that supports Thunderbolt 4 power delivery to achieve up to 130W charging. Place the docking station on a stable surface with adequate ventilation, and connect monitors and peripherals while the host system is powered off or in a safe state to avoid hot-plug issues. Keep system firmware and drivers updated and consult Dell support documentation for advanced configuration and multi-monitor layouts.