What amperage are the USB ports capable of charging devices at? Noriko July 11, 2018 09:08 Updated Follow A. The USB ports are standard 5v at 1.5A. Related articles How fast is the card reader? How long is the USB cable on this Hub? Getting Started with the Type-C Pro Hub Adapter Does the SD card readers support UHS-2? How many amps does the power supply for this hub output? I want to know if it will be enough for my use. Comments 0 comments Please sign in to leave a comment.