Dell WD22TB4 130W Thunderbolt 4 Dock Module

Overview

The Dell 9H91N is a Thunderbolt 4 dock module designed to transform a single notebook connection into a full desktop workstation. It delivers up to 130 W of charging power to keep most Dell laptops running at full speed while connecting multiple essential accessories through one cable. With data transfer speeds reaching 40 Gbps and support for up to four 4K monitors, this dock expands your workspace and enhances productivity for professionals who need high-resolution displays and fast peripheral connections.

Key features

• Provides up to 130 W charging power to maintain laptop performance during heavy use
• Thunderbolt 4 interface enables data transfer speeds up to 40 Gbps for seamless connectivity
• Supports up to four 4K external displays, allowing for extensive multitasking and detailed visual work
• Swappable module design simplifies future upgrades and extends the dock’s lifespan
• Dell ExpressCharge technology recharges batteries to about 80 percent in roughly one hour, ideal for users on the move
• Compatible with Windows, MacOS, and Ubuntu, making it versatile for mixed-device environments
• Includes a 2.6 ft Thunderbolt 4 cable, providing flexible placement options to keep your workspace tidy
• Backed by Dell Advanced Exchange Service to minimize downtime with quick replacement support

Key specs

• Charging power: 130 W for supported Dell laptops
• Total power delivery: up to 180 W
• Data transfer speed: up to 40 Gbps via Thunderbolt 4
• Display support: up to four 4K external monitors
• Cable length: 2.6 ft Thunderbolt 4 cable included
• Operating system compatibility: Windows, MacOS, Ubuntu

Connectivity and compatibility

This dock module connects through Thunderbolt 4, ensuring compatibility with a wide range of laptops and peripherals. Its support for multiple operating systems makes it a practical choice for offices with diverse hardware setups or shared workspaces. The high data throughput supports external drives, high-resolution webcams, and wired networks, all performing as if directly connected to the laptop.

Ideal uses and environments

The Dell 9H91N dock is well suited to professionals who require expansive visual workspaces, such as analysts, designers, and multitaskers. It fits naturally into home offices, corporate desks, and hot desking areas where users switch between different laptops. Its fast charging and swappable design also make it a strong choice for IT teams managing future upgrades and minimizing downtime.