Dell Thunderbolt Dock WD22TB4 | Thunderbolt 4 Docking Station | Y2-3 Basic with Exchange Extension
Dell Thunderbolt Dock WD22TB4 is a premium Thunderbolt 4 docking station designed to deliver enterprise-grade connectivity, ultra-fast data transfer, multi-display support, and powerful laptop charging through a single cable. Featuring Thunderbolt 4 technology, dual DisplayPort outputs, HDMI, multiple USB-C and USB-A ports, and Gigabit Ethernet, the WD22TB4 supports up to four displays and delivers up to 130W charging for compatible Dell systems. Its modular design enables easy upgrades and long-term scalability for modern business environments.
- Thunderbolt 4 docking station with 40Gbps bandwidth
- Up to 130W power delivery to compatible Dell laptops
- Supports up to four external displays
- Dual DisplayPort 1.4 and HDMI 2.0 connectivity
- Multiple Thunderbolt 4, USB-C, and USB-A ports
- Integrated Gigabit Ethernet networking
- Modular and upgradeable dock architecture
- Ideal for enterprise, creative, and hybrid work environments
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Dell Thunderbolt Dock WD22TB4 | Thunderbolt 4 Docking Station
The Dell Thunderbolt Dock WD22TB4 is a high-performance docking solution engineered for professionals who demand exceptional connectivity, multi-display productivity, and future-ready expandability. Built on Thunderbolt 4 technology, the WD22TB4 transforms a compatible laptop into a fully connected workstation using a single cable for power, video, data, and networking.
Designed for enterprise users, content creators, engineers, and hybrid workers, the dock delivers up to 40Gbps Thunderbolt bandwidth while supporting multiple high-resolution displays and high-speed peripherals. The WD22TB4 features dual DisplayPort 1.4 outputs, HDMI 2.0, Thunderbolt 4 downstream ports, USB-C, USB-A, and Gigabit Ethernet connectivity, enabling users to connect monitors, storage devices, peripherals, and networks simultaneously.
The included 180W power adapter enables the dock to deliver up to 130W charging to supported Dell commercial laptops and up to 90W to compatible non-Dell systems, reducing cable clutter while keeping devices powered throughout the workday.
As Dell’s modular Thunderbolt 4 dock, the WD22TB4 features a serviceable and upgradeable architecture that helps protect long-term IT investments. It also supports enterprise features such as Wake-on-LAN, PXE Boot, MAC Address Pass-Through, and Dell ExpressCharge technologies for simplified deployment and management.
Key Features
- Thunderbolt 4 connectivity with up to 40Gbps bandwidth
- Up to 130W charging for compatible Dell laptops
- Up to 90W charging for compatible non-Dell systems
- Supports up to four external displays
- Dual DisplayPort 1.4 and HDMI 2.0 outputs
- Two Thunderbolt 4 downstream ports
- Multiple USB-C and USB-A expansion ports
- Integrated Gigabit Ethernet connectivity
- Modular design with upgradeable cable module
- Enterprise management and security features
- Ideal for workstations, business laptops, and professional environments
Ideal Applications
- Enterprise and corporate workstations
- Engineering and CAD environments
- Content creation and multimedia workflows
- Multi-monitor office deployments
- Remote and hybrid work setups
- Thunderbolt 4 and USB-C laptop users
TECHNICAL SPECIFICATIONS
Technical Specifications
| Brand | Dell |
| Model | WD22TB4 |
| Product Type | Thunderbolt 4 Docking Station |
| Host Interface | Thunderbolt 4 (USB Type-C) |
| Thunderbolt Bandwidth | Up to 40Gbps |
| Power Adapter | 180W AC Adapter |
| Laptop Charging | Up to 130W for Compatible Dell Systems |
| Non-Dell Charging | Up to 90W Power Delivery |
| Display Outputs | 2 x DisplayPort 1.4, 1 x HDMI 2.0, 1 x USB-C with DisplayPort 1.4 Alt Mode |
| Thunderbolt Ports | 2 x Thunderbolt 4 Downstream Ports |
| USB-C Ports | 2 x USB 3.2 Gen 2 Type-C |
| USB-A Ports | 3 x USB 3.2 Gen 1 Type-A |
| Network Port | 1 x RJ-45 Gigabit Ethernet |
| Maximum Displays Supported | Up to 4 External Displays |
| Maximum Resolution | Up to 5120 × 2880 @ 60Hz |
| Maximum Data Transfer Rate | Up to 40Gbps (Thunderbolt 4) |
| Enterprise Features | PXE Boot, Wake-on-LAN, MAC Address Pass-Through, Dell ExpressCharge |
| Security Features | Kensington Lock Slot, Wedge Lock Slot |
| Cable Length | 0.8 Meter Integrated Thunderbolt 4 Cable |
| Dimensions (W x D x H) | 205 x 90 x 29 mm |
| Weight | 650 g |
| Operating System Support | Windows 10, Windows 11, Ubuntu 20.04+, ChromeOS |
| Compatibility | Dell Latitude, Precision, XPS, OptiPlex and Other Thunderbolt 4 / USB-C Systems |
| Warranty | Y2-3 Basic with Exchange Extension |
| Package Contents | Dell WD22TB4 Dock, 180W Power Adapter, Power Cord, Documentation |
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