USB Mini Hub with Power Switch : ID 2998 : $4.95 : Adafruit

Sabrent 4-Port USB Hub, USB 3.0 Fast Data Hub with

Key Features: Add a power switch to any USB-powered project Great match for our USB wall adapters or battery packs USB A socket on one end and a USB A plug on the other This is a ground/5V power switch only Add a power switch to any USB-powered project simply by plugging this between the USB power port and the USB cable. This is the most useful thing you never knew you needed! You'll want to pick up a bunch for your electronic projects.

Adafruit USB Cable with Switch ADA1620

Mini USB Hub, 4-in-1 Multi-Port Adapter with High

Mini USB Hub, 4-in-1 Multi-Port Adapter with High-Speed USB 3.0 Port*1 and USB 2.0 Port, Ultra Slim Portable Data Hub Applicable for Laptop, iMac

Raspberry Pi Products Category on Adafruit Industries

Here's another super handy add-on for your Raspberry Pi computer, perfect for 'head-less' setups! The PiUART adds a MicroUSB to serial connection so you can use any serial port software to connect to the Pi's console. It plugs in and is fast and easy to add whenever you need to connect to your Pi. Two LEDs connect to RX and TX on the serial converter chip so you get blinking whenever data is sent or received.

Adafruit PiUART - USB Console and Power Add-On for Raspberry Pi

USB Mini Hub with Power Switch - OTG Micro-USB : ID 2991 : $5.95

FIDECO Powered 7-Port USB Hub, USB 3.2 Gen 1 Data Hub with Independent On/Off Switch, USB Splitter with USB C to C Cable, USB A to C Cable and 12V

The Manhattan Hi-Speed USB 2.0 Ultra Hub easily expands USB access for desktop and notebook computers to connect more peripherals and mobile devices. Its Multiple Transaction Translator technology helps obtain the required bandwidth for maximum performance from Low-, Full- and Hi-Speed USB connected devices.

Manhattan 7-Port Ultra USB 2.0 Hub

USB 2.0 Powered Hub - 7 Ports with 5V 2A Power Supply : ID 961

Mini USB Hub, 4-in-1 Multi-Port Adapter with High