Typically refers to a USB hub that plugs into an AC outlet for power. Contrast with "bus-powered hub," which obtains its power from the USB connection. See USB. THIS DEFINITION IS FOR PERSONAL USE ...

The Belkin BoostCharge4 Port USB Power Extender is a small and portable USB hub that offers 4-ports, two USB-A, and two USB-C, and packs a 6-foot cable to easily connect the hub to any USB-C port.

Genki by Human Things has come up with a new charging hub called Moonbase ... be plugged into the 3 AC outlets on the top. Each also has two USB-C ports and 100W of power output.

The Anker 321 is your go-to mini power hub, with 2 USB-A ports, 1 USB-C port, and 3 AC outlets. Pick a 5 or 10-foot cord, and you’re set for charging everything from phones to laptops.