Is this a powered hub? Does it come with a power supply? Noriko February 23, 2019 02:27 Updated Follow A. Our 4-Port USB 3.0 Hub is not a standalone charger but connects to your computer via USB cable. Related articles Is this compatible with Apple Superdrive? What is the difference between v1 & v2? Is it compatible with Windows 10? Drivers 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.