Upgrade Your Dell WD19 Dock to Thunderbolt 4
The genuine Dell WD19 to WD22TB4 upgrade module upgrades compatible Dell WD19-series docking stations to Thunderbolt 4 connectivity, providing up to 40Gbps bandwidth, high-resolution display support and enhanced connectivity.
This Dell WD22TB4 upgrade module is designed for compatible WD19, WD19S, WD19TB, WD19TBS, WD19DC and WD19DCS docking stations.
Upgrade your compatible Dell WD19 dock to Thunderbolt 4 without replacing the entire docking station.
Key Features
- Thunderbolt 4 connectivity with speeds of up to 40Gbps
- Up to 130W Dell power delivery when supported by the dock, power adapter and Dell system
- Supports USB-C / Thunderbolt 4 devices
- Supports high-resolution displays, including up to 5120 × 2880 at 60Hz
- 0.8m Thunderbolt 4 cable included
- Genuine original Dell component
- Ideal for WD19 dock upgrades, replacements and field servicing
Compatible Dell Docks
Compatible with selected Dell WD19-series docking stations:
- Dell WD19
- Dell WD19S
- Dell WD19TB
- Dell WD19TBS
- Dell WD19DC
- Dell WD19DCS
- Dell WD22TB4
Part Numbers
- Dell P/N: 470-AFJD
- Manufacturer P/N: 9H91N
- Model: DTRRP / WD22TB4 Module
Technical Specifications
| Specification | Details |
|---|---|
| Product Type | Thunderbolt 4 Dock Upgrade Module |
| Connectivity | 2 × USB-C / Thunderbolt 4 |
| Cable | 0.8m Thunderbolt 4 cable |
| Data Transfer | Up to 40Gbps |
| Maximum Resolution | Up to 5120 × 2880 at 60Hz |
| Power Delivery | Up to 130W, configuration dependent |
| Weight | 110g |
| Dimensions | 4.24 × 9 × 2.7cm |
| Supported OS | Windows 10, Windows 11, Ubuntu 20.04 and later |
Important Compatibility Information
Firmware update required: Compatible WD19-series docks must be updated to the appropriate firmware before installing the WD22TB4 module and updated again after installation.
Power adapter: Some WD19 configurations supplied with a 130W AC adapter require a 180W AC adapter after upgrading to the WD22TB4 module.
Please check your dock model and configuration before ordering to ensure compatibility.
What’s Included
- 1 × Genuine Dell WD22TB4 Thunderbolt 4 Cable Module
- 1 × 0.8m Thunderbolt 4 cable
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