ZL4USB

USB - UART converter based on the PL2303GS chip. Compatible with 1.8 V, 2.5 V, 3.3 V and 5 V, it is equipped with a mini USB connector. Waveshare PL2303 USB UART Board (mini) V2

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

KAmod RS232S-ALL is a 3-5.5V RS232 to TTL converter supporting all RS232 signals, offering standard DB9 and Phoenix MC 3.81 connectors and 2.54mm goldpins, based on the MAX3238/SP3238 and providing ESD protection up to 15kV

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

USB - UART converter based on the PL2303GS chip. Compatible with 1.8 V, 2.5 V, 3.3 V and 5 V, it is equipped with a micro USB connector. Waveshare PL2303 USB UART Board (micro) V2

A module with a USB converter - GPIO/ADC/I2C based on the MCP2221A chip. It allows you to connect sensors, displays or PWM drivers to the computer via a 2.54 mm or Stemma QT/Qwiic connector. Adafruit 4471

The USB-UART converter module with a USB-C connector is a versatile component that uses the CH340N chip to enable communication between the computer and devices using the UART interface, supporting 3.3V and 5V logical voltages, which makes it a universal tool for various applications. HW-234

USB - UART converter based on the CH9102F chip. Compatible with the voltage of 3.3 V and 5 V, it has been equipped with a USB type C connector. Adafruit 5568

CP2102 USB to UART Module, USB micro connector

USB - UART converter based on the PL2303 chip

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)

USB to TTL Serial Cable - Debug / Console Cable for Raspberry Pi, RoHS

The KAmodRS module is a reliable RS232-UART converter supporting voltages from 3 V to 5.5 V and enabling data transmission at a speed of up to 250 kbit/s. Thanks to the use of the MAX3232 chip, the module is ideal for a wide range of electronic and microcontroller applications requiring stable and effective serial communication

Converter that provides easy communication between the RS232 and RJ45 Ethernet interface. Configurable via web page or AT commands. USR-DR301

USB - RS232 adapter equipped with a USB type A connector and an RS232 connector in the DB9 female standard. It uses the original FTDI FT232RL chip, which guarantees a reliable connection between a variety of devices. Waveshare USB-TO-RS232-Female-Cable