The NAUSB3-B is a reversible USB 3.0 feed through adapter. The standardized D-shape housing of the adapter fits into conventional patch panels and offers an additional protection for the connector.
Not compatible with NKUSB-* cables.

USB 3.0 feedthrough adapter
Reversible insert offering type A or B on front or rear end
Standard D-shape housing
Removable screen for chassis grounding
Meets USB 3.0 specifications