Docking Stations
Compatible Docks for the Dell Latitude 3540
The short answer
The Latitude 3540 supports docks that use DisplayPort Alt Mode over USB-C for video, and USB-C for data — but not Thunderbolt or USB4-specific docks.
Last verified 10/7/2026 · Sources: Dell Technologies, Dell
Specifications
- USB-C port present
- Yes
- DisplayPort Alt Mode
- Yes
- USB-C Power Delivery input
- Yes
Worth knowing before you buy
- This laptop's verified maximum of 3 simultaneous external displays limits any dock's multi-monitor mode, regardless of how many outputs the dock itself has.
Sources
- Dell Technologies — Latitude 3540 Setup and Specifications (Dell Support) — verified 10/7/2026
- Dell — Latitude 3540 Setup and Specifications — memory — verified 9/28/2026
- Dell — Latitude 3540 Setup and Specifications — external ports — verified 9/28/2026
- Dell — Latitude 3540 Setup and Specifications — display support — verified 9/28/2026
- Dell — Latitude 3540 Setup and Specifications — power adapter — verified 9/28/2026
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