USB converter module - UART / RS232 (TTL) with PL2303HX system

KAmod RS232S-mini is a miniature RS232 to TTL converter with a female DB9 connector, 2.54 mm goldpin pins, operating at 3-5.5 V, supporting all RS232 signals, based on the MAX3238/SP3238 chip, offering ESD protection up to 15 kV and corresponding to a DCE/Modem device

USB - UART converter based on the FT232RL chip. Compatible with voltages of 3.3 V and 5 V, has been equipped with a USB type C connector. Waveshare FT232 USB UART Board (Type C)

USB - UART TTL converter based on the FT232RL chip, the module is equipped with a miniUSB socket. Works with 3.3V or 5V voltage levels.

Versatile USB protocol converter, offering four channels (RS485, RS232, two TTL) and 12V, 5V and 3.3V power supply, ideal for IoT and industrial applications. Compatible with Windows, Linux, LattePanda and Raspberry Pi, no drivers required, and optional installation allows easy device management. DFRobot TEL0185

USB - UART converter based on the PL2303 chip

UART - RS232 converter with DB9 socket. Waveshare rs232-board

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

USB-UART converter based on the CP2102N chip. Compatible with a voltage of 3.3 V, it has been equipped with a USB type C connector. Adafruit 5335

RS232 - UART converter based on the MAX3238 chip. It uses all lines of the RS232 interface, thanks to which the user has all the standard\'s functionalities at his disposal. Pololu 126

Xbee USB adapter based on the FTDI chip. Intended for configuring Xbee modules. Thanks to the female goldpin connector, it can be used as an FTDI programmer for Arduino FIO / pro / mini / lilypad. DFRobot DFR0050

The FT232RNL USB to UART converter provides stable serial communication and debugging of industrial equipment, supporting 3.3V and 5V voltages and hardware flow control. With power indicators, protection diodes, and compatibility with multiple operating systems, it offers reliable data transfers from 300 bps to 3 Mbps, as well as additional protections against faults and electrostatic discharge. Waveshare USB TO TTL (C)

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