PL2303 V2 USB-UART converter with mini USB connector - Waveshare 24680

UART-RS232 converter module. The board was equipped with a Grove and DB9 connector. Seeed Studio 103020192

USB - UART converter based on the FT232RNL chip. Compatible with voltages of 3.3 V and 5 V, it has been equipped with a miniUSB connector. Waveshare FT232 USB UART Board (mini)

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

USB port isolator based on the ADUM3160 chip. The device has a rated insulation voltage of 1500V. The isolator is powered from the USB port.

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)

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

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

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 (mini)

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

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

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

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

USB-UART/I2C converter based on the MCP2221 chip. It enables communication of devices with UART or I2C interface with a computer. SB Components 21246

RS232 - UART converter module based on the MAX3232 chip. There is a DB9 connector on the board and a 4-pin connector with a 2.54 mm pitch