USB to UART Converter - USB-UART converter based on FTDI chip

KAmod RS232H-ALL is a RS232 to TTL signal converter, supporting all RS232 interface signals, based on the MAX3243/SP3243 system, with a TTL side voltage of 3-5.5 V, a maximum transmission speed of 250 kbps, ESD protection up to 15kV HBM, a standard DB9 connector, a Phoenix MC 3.81 connector and 2.54 mm goldpin pins, with a board size of 65x30 mm (72x30 mm with a DB9 connector

Isolated USB - RS232/RS485/TTL converter based on CH343G chip. Dedicated to industrial applications. Provides easy communication between USB interface and RS232, RS485 and TTL standards. Waveshare USB TO RS232/485/TTL (B)

Easy-to-use USB-to-Serial adapter based on the CH340G IC from WCH; works with 5V and 3.3V systems and should auto install on most operating systems without the need for additional drivers; uses the CH340G IC to quickly and easily convert serial signals to USB. DEV-14050

Industrial grade USB-UART TTL converter. Equipped with a number of security features ensuring stable and safe communication. Waveshare USB TO TTL (B)

KAmod RS232H-mini is a miniature RS232 to TTL converter, operating in the voltage range of 3-5.5 V, supporting all RS232 signals, with a male DB9 connector, 2.54 mm goldpin pins, based on the MAX3243/SP3243 system, offering ESD protection up to 15 kV and a signal conversion direction corresponding to a DTE/Host device

ZL5USB is a USB-UART converter module based on Silabs CP2102. The module has small sizes, microUSB connector and it can works with the 2.5...5.5V signals.

USB-UART TTL converter based on the CH343G chip. Equipped with a number of security features ensuring stable and safe communication. Waveshare CH343 USB UART Board (micro)

The cable is easiest way ever to connect to your microcontroller/Raspberry Pi/WiFi router serial console port. The power pin provides the 5V @ 500mA direct from the USB port and the RX/TX pins are 3.3V level for interfacing with the most common 3.3V logic level chipsets. Adafruit 954

4-channel industrial-grade USB-UART TTL converter. Equipped with a number of security features ensuring stable and safe communication. Waveshare USB TO 4CH TTL

USB-UART converter for Odroid minicomputers. It is based on the CP2102N chip and is equipped with a USB type C connector

USB TO UART solution with USB micro connector. Waveshare 11315 

USB - UART converter based on the PL2303 chip

The module with the converter USB-UART CP2104 dedicated for minicomputers Raspberry Pi. Adafruit 3589

USB adapter designed for XBee modules. It can be connected to a computer with a USB cable and used with the X-CTU software to configure the XBee. DFRobot DFR0174

UART - USB converter based on the FT232RL chip with TX, RX, RTS and CTS lines led out to the pin connector, the remaining lines available on solder fields for pin connectors. Micro-USB socket. Voltage supply from 3.3 to 5 V. FT232 USB UART Board (micro)

Isolated USB to RS232 converter designed for industrial applications. It offers 4 channels for serial communication compliant with the RS232 standard. It provides easy communication between the USB interface and the industrial serial communication standard. Waveshare USB TO 4CH RS232 (F)