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Vendor
Price
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from
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CH343G industrial converter with isolation USB RS232 RS485 UART TTL 3.3V 5V
€23.29
DS3231 module, real-time RTC clock, AT23C32 memory, 32 kHz, for Arduino
€2.73
Industrial RS232/RS485/RS422 to Ethernet POE converter (B) from Waveshare
€23.16
PCF8574 module to expand the number of I/O ports 8-channel I2C expander
€1.70
RS485 to Ethernet PoE converter ETH RJ45 Gateway Modbus RTU TCP MQTT gateway
€24.43
RS485 to TTL UART Converter 3.3V 5V powered 3-30V half-duplex
€2.84
TTP224 capacitive touch keyboard with 4 buttons for Arduino
€1.25
UART TTL to RS485 converter on MAX485 chip, 5V powered, with screw terminals
€0.79
USB - RS485 (B) industrial converter CH343G from Waveshare + USB extension cable
€7.16
USB to CAN converter CAN2.0A CAN2.0B adapter based on STM32F103 - kit
€19.79
USB-C to UART TTL FT232RNL 3.3-5V RX/TX converter by Waveshare
€6.36
USB-UART RS232 TTL PL2303HX RX/TX converter module programmer for Arduino
€1.02
Bidirectional 4-channel logic level shifter 4CH 3.3V 5V
€0.57
DS1302 real-time clock (RTC) module for Arduino, Raspberry Pi, and ESP8266
€0.79
DS1307 HW-111 real-time clock (RTC) Arduino module with CR2032 battery
€0.79
NE555 pulse generator module, adjustable pulse generator 1 Hz-200 kHz NE555
€0.88
NE555 Regulated Arduino Pulse Generator Module
€0.82
USB CP2102 RS232 TTL UART 3.3/5V converter programmer for TX/RX readout
€2.04
