USB converters

The USB to RS232/RS485/TTL converter is a reliable, high-performance device that provides stable and fast communication between different interfaces. The device is equipped with the original FT232RL or CH343G chip, which guarantees excellent compatibility, stability and speed of data transmission. With built-in power isolation and digital isolation, the converter offers high reliability, low power consumption and strong noise immunity, without the need for an additional power supply for the isolated terminal.

The USB-UART RS232 TTL converter module on the PL2303HX chip is a universal solution for programming Arduino, ESP8266, or Raspberry Pi. It provides transmission speeds up to 1 MB/s and supports USB 1.1 and USB 2.0 standards. The device has 3.3V and 5V power pins and LEDs that monitor operation. The module is ideal for hardware diagnostics, reading sensor data, and communicating with GPS and Bluetooth devices.

Professional USB to UART converter based on the CH340G chip with a USB-A connector. The device emulates a virtual COM port and allows selection of 3.3V or 5V logic voltage via a jumper. The module has LEDs indicating transmission status and additional RTS and CTS pins for hardware flow control.

Works perfectly as a programmer for Arduino, ESP8266, and ESP32 microcontrollers. It also enables serial communication with Raspberry Pi, diagnostics of network devices, and reading data from sensors equipped with a UART interface.

USB to UART TTL converter module based on the PL2303 GS chip enables stable serial communication and COM port emulation. Thanks to the built-in jumper, it offers selectable operating voltage of 3.3 V or 5 V, ensuring safe cooperation with various circuits. It supports Plug&Play on Windows 10 and 11, Linux, and Mac.

The device is used for microcontroller programming such as Arduino, ESP32, ESP8266, and Raspberry Pi, as well as for electronics diagnostics and firmware uploading.

A compact USB-UART converter based on the CH343P chip. Thanks to its built-in RTS and DTR lines, it enables automatic programming of microcontrollers such as the ESP32 or ESP8266 without the need for manual resets. The module allows for easy selection of a logic voltage of 3.3V or 5V, ensuring full compatibility with Arduino, STM32, and Raspberry Pi platforms. It provides reliable serial communication at speeds up to 6 Mbps, making it an ideal tool for debugging, prototyping, and creating DIY electronics projects.

This industrial USB-to-RS485 converter, based on the CH340 chip, enables stable data transmission over distances of up to 1,200 m. The device, equipped with convenient screw terminals, offers transmission speeds ranging from 600 to 115,200 bps. It is widely used in industrial automation, Modbus protocol support, PLC diagnostics, and sensor data reading. The module is compatible with Arduino, ESP32, ESP8266, and Raspberry Pi platforms.

The compact USB CP2102 converter is a reliable RS232 TTL UART communication interface. It has a USB A connector and TX, RX, DTR, GND, and VCC routed to a pin header. The device supports a 5V supply voltage, while the logic level of the signals is 3.3V. Three built-in LED indicators show power and data transmission. The module works excellently for microcontroller programming, such as ESP8266, ESP32, or Arduino, as well as for serial communication with GPS, GSM modules, and router repair.