Compatible Docks for the Thin 15 B12UCX
The Thin 15 B12UCX supports docks that use DisplayPort Alt Mode over USB-C for video, and USB-C for data — but not Thunderbolt or USB4-specific docks.
Specifications
- USB-C port present
- Yes
- DisplayPort Alt Mode
- Yes
- USB-C Power Delivery input
- No
Worth knowing before you buy
- This laptop's USB-C Power Delivery input support is unverified — a dock's pass-through charging may not be confirmed to work even if its data/video features do.
Sources
- MSI — Thin 15 B12UCX-1428TH Specification Sheet — verified 8/20/2026
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