Compatible Docks for the ExpertBook B9 OLED (B9403)
The ExpertBook B9 OLED (B9403) supports Thunderbolt 4 docks, which also accept USB4 and plain USB-C docks.
Specifications
- USB-C port present
- Yes
- Thunderbolt version
- 4
- DisplayPort Alt Mode
- Yes
- USB-C Power Delivery input
- Yes
Conditions
- A Thunderbolt 4 dock will work at full capability; USB4 and USB-C-data-only docks will also connect but may not expose every Thunderbolt-specific feature.
Sources
- ASUS — ASUS ExpertBook B9 OLED (B9403, Series 1 Intel) Tech Specs — verified 8/20/2026
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