USB-UART 6-in-1 USB to Serial Converter, Multifunctional (USB to TTL/RS485/232, TTL-RS232/485, 232 to 485), Universal Adapter Module with CP2102 Compatible with Windows 7/8/10,Linux, Arduino - Newegg.com
FT232 Micro USB to UART Adapter Board - RobotShop
USB-UART Converter (RS232 TTL) FT232 3.3/5V | MSX
μArt USB-UART Converter - Signoid | Mouser
Amazon.com: USB to TTL Serial 3.3V UART Converter Cable with FTDI Chip Terminated by 6 Way Header, Works with Galileo Gen2 Boards/BeagleBone Black/Minnowboard Max and More : Electronics
VS1010 USB-UART Adapter
FTDI Serial Adapter FT232RL FT232 TTL 5V 3.3V USB UART Programmer for ESP8266 | eBay
FT232 USB UART Board FT232RL FT232R to RS232 TTL Serial Converter Module Adapter | eBay
Open-smart Cp2102 Usb To Ttl Serial Adapter Module Usb To Uart Converter Debugger Programmer For Lilypad For Arduino - Industrial Computer & Accessories - AliExpress
Amazon.com: USB to TTL Adapter, USB to Serial Converter for Development Projects - Featuring Genuine FTDI USB UART IC 'FT232RL' : Electronics
USB UART 2 Board - MCP2200 USB to Serial adapter board
USB-UART CH340C converter board
Amazon.com: WITMOTION USB-UART Converter 3-in-1 Multifunctional(USB to TTL/ USB to RS232/ USB to RS485) 3.3-5V Serial Adapter, with CH340 chip Compatible with Windows 7,8,Linux,Arduino for Development Projects : Electronics
USB To UART Serial Adapter based on FT230X chipset
Addicore CP2102 USB to Serial (UART) Converter Module
FT232, USB TO UART solution with USB micro connector
Usb Ttl Serial Converter Adapter Module 5v 3.3v | Ft232 Module Usb Ttl Serial Uart - Voltage Regulators/stabilizers - Aliexpress
Amazon.com: Gearmo® FTDI USB to UART with +3.3V TTL Adapter (OEM FTDI Cable) : Electronics