USB B to USB A panel mount feedthrough connector, suitable for developing custom input/output configurations for printing, scanning, and printing systems, connecting USB B/USB A cables for secure, stable data transfer. Built on industrial standard XLR panel/D-panel aperture. Suitable for fixing on walls, desktops, equipment panels, racks, etc. Interface type: USB 2.0 B female, USB2.0 A female Rated current:1.5A Rated voltage:50V Service life:>1000 times Base shape: D-type Material: copper, PVC, zinc alloy shell Size: 31*26*35 mm (1.22*1.02*1.38 in) Package: 1 x USB B female to USB A female panel mount feed-through adapter; 2 x M3 screws? USB B panel mount socket.,can be exposed or hidden to be installed on the XLR panel / D-type panel with a f24mm opening. ? USB B to A print data adapter, built based on industrial standard XLR panel / D-panel aperture. Suitable for fixing on walls, desktops, equipment panels, racks, etc. ? USB B to USB A direct coupler with die-cast zinc alloy housing provides rugged chassis protection to ensure durability and meet the special needs of certain harsh conditions. ? USB B to A panel mount adapter for connecting a computer to a printer, server, or external hard drive. ? USB B to USB 2.0 panel mount connector, suitable for developing custom input/output configurations for printing, scanning, and printing systems, connecting USB B/USB A cables for secure and stable data transfer.