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UART 485/232/TTL
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RS485 Modues & relays
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Wireless RS485/RS232 series 1
Current Voltage ADC Collector
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N4DSB03 1-2CH RS485 Digital Temperature Collector Module -55 to +125C DS18B20 Sensor DC 5V 12V 24V for Thermostat Smart Home R46CA01
US$3.99
N4DSA02 2CH RS485 Digital Temperature Collector DS18B20 Sensor DC 5V 12V 24V Modbus Analog Input IO for Thermostat Smart Home R46CA01
US$3.99
R46CA01 12V RS485 NO DC 3.7-25V DS18B20 RS485 RS232 TTL Modbus RTU Temperature Sensor Remote Acquisition Monitor Module For Arduino PC PLC MCU
US$3.99
N4DSB03 1-2CH RS485 Digital Temperature Collector Module -55 to +125C DS18B20 Sensor DC 5V 12V 24V for Thermostat Smart Home R46CA01
US$4.36
RT4AE01 VHF/UHF Radio Modem 433M/RS485/RS232/USB Wireless Transceiver Serial Data Long-Distance Transmission Module
US$19.99
N4VIA02 5A Multifunctional RS485 Ammeter & Voltmeter 0-30V Voltage & 0-5A Current Measurement Module Modbus RTU
US$7.99
New Products [more]
IO22C01 DC 12V High-Trigger Multifunction Self-lock Relay PLC Cycle Timer Module Delay Time Switch Board
US$4.99
CE040 DC 12V 4 CH RS485 Relay Module Modbus RTU And AT Command Remote Control Switch for PLC PTZ Camera Security Monitoring
US$13.99
IO22A02 12V 2CH Multi-function Delay Relay Timer Control Switch LED PLC Home Lamp Motor
US$9.99
CE039 DC 5V 4 CH RS232 Relay Board PC USB UART DB9 Remote Control Switch For Smart Home Garage Door Car Alarm Farm Motor
US$12.99
CE041 DC 5V 9V 12V 24V 4CH Bluetooth Relay Android App Wireless Remote Controller For Smart Home Motor LED Car Access
US$19.99
PROMINIP for IO22C04 PROMINIP Dc 5v 16m Pro Mini Atmega328p Development Module For Arduino Io22c04 4ch Plc Relay Dc Motor Control Board
US$7.99
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UART 485/232/TTL
RS485 Modues & relays
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RYN408F 12V 8CH Relay Pluggable Modbus Remote IO Module Baud Rate Slave ID Dip Switch Selection Easy To Use Multi-function Switch Board
US$19.99
RYN404E 12V 4CH Relay Pluggable Modbus Remote IO Module Baud Rate Slave ID Dip Switch Selection Easy To Use Multi-function Switch Board
US$15.99
RYN404E 12V 4CH Relay Pluggable Modbus Remote IO Module Baud Rate Slave ID Dip Switch Selection Easy To Use Multi-function Switch Board
US$13.99
RYN404E 24V 4CH Relay Pluggable Modbus Remote IO Module Baud Rate Slave ID Dip Switch Selection Easy To Use Multi-function Switch Board
US$15.99
RYN404E 24V 4CH Relay Pluggable Modbus Remote IO Module Baud Rate Slave ID Dip Switch Selection Easy To Use Multi-function Switch Board
US$13.99
NTA8A01 5V DC RS232 TTL Modbus Rtu NTC Thermistor Temperature Sensor Remote Acquisition Monitor Module
US$3.99
NTA8A01 5V DC RS485 TTL Modbus Rtu NTC Thermistor Temperature Sensor Remote Acquisition Monitor Module
US$3.99
NTA8A01 6-25V DC RS485 TTL Modbus Rtu NTC Thermistor Temperature Sensor Remote Acquisition Monitor Module
US$3.99
N4DSA02 2CH RS485 Digital Temperature Collector DS18B20 Sensor DC 5V 12V 24V Modbus Analog Input IO for Thermostat Smart Home R46CA01
US$3.99
N4DSA02 2CH RS485 Digital Temperature Collector DS18B20 Sensor DC 5V 12V 24V Modbus Analog Input IO for Thermostat Smart Home R46CA01
US$3.99
N4DSB03 1-2CH RS485 Digital Temperature Collector Module -55 to +125C DS18B20 Sensor DC 5V 12V 24V for Thermostat Smart Home R46CA01
US$4.36
N4DSB03 1-2CH RS485 Digital Temperature Collector Module -55 to +125C DS18B20 Sensor DC 5V 12V 24V for Thermostat Smart Home R46CA01
US$3.99
TB446 for SHA9D01 SHT30 sensor Modbus Rtu Digital Temperature Humidity Sensor Module
US$3.99
SHA9D01 RS485 12V Industrial Temperature & Humidity SHT30 Sensor Adapter Board RS485 TTL Modbus Rtu Analog Remote IO SHA9D01 Module HMI PLC Expand
US$3.99
SHA9D01 RS485 5V Industrial Temperature & Humidity SHT30 Sensor Adapter Board RS485 TTL Modbus Rtu Analog Remote IO SHA9D01 Module HMI PLC Expand
US$3.99
SHA9D01 TTL232 5V Industrial Temperature & Humidity SHT30 Sensor Adapter Board RS485 TTL Modbus Rtu Analog Remote IO SHA9D01 Module HMI PLC Expand
US$3.99
Din Rail case hold for PCB SIZE 72*100
US$3.99
R4CVA02 Power 6-25V IN 0-20MA Mini 2CH Voltage Current RS485 Collector Module ADC Serial Port UART AI Input Module PLC Analog IO
US$2.99
R4CVA02 Power 5V IN0-20MA Mini 2CH Voltage Current RS485 Collector Module ADC Serial Port UART AI Input Module PLC Analog IO
US$2.99
R4CVA02 Power 6-25V IN0-10V Mini 2CH Voltage Current RS485 Collector Module ADC Serial Port UART AI Input Module PLC Analog IO
US$2.99
R4CVA02 Power 5V IN0-10V Mini 2CH Voltage Current RS485 Collector Module ADC Serial Port UART AI Input Module PLC Analog IO
US$2.99
R4IVB02 Power 6-25V IN0-20MA Low-Cost 2-AI Modbus RS485 Voltage Current 12Bit ADC Collection Module 4-20mA 0-10V PLC HMI Analog Remote IO Expansion Board
US$3.99
R4IVB02 Power 5V IN 0-20MA Low-Cost 2-AI Modbus RS485 Voltage Current 12Bit ADC Collection Module 4-20mA 0-10V PLC HMI Analog Remote IO Expansion Board
US$3.99
R4IVB02 Power 5V IN 0-10V Low-Cost 2-AI Modbus RS485 Voltage Current 12Bit ADC Collection Module 4-20mA 0-10V PLC HMI Analog Remote IO Expansion Board
US$3.99
R4IVB02 Power 6-25V IN 0-10V Low-Cost 2-AI Modbus RS485 Voltage Current 12Bit ADC Collection Module 4-20mA 0-10V PLC HMI Analog Remote IO Expansion Board
US$3.99
ETIOE16 24V 16CH NPN DI Digital Analog Ethernet Remote I/O Modules Modbus RTU TCP/IP MQTT Network Controller 4-20MA 0-10V DAC Output Board
US$47.99
ETIOE16 24V 16CH NPN DI Digital Analog Ethernet Remote I/O Modules Modbus RTU TCP/IP MQTT Network Controller 4-20MA 0-10V DAC Output Board
US$45.99
ETIOE16 12V 16CH NPN DI Digital Analog Ethernet Remote I/O Modules Modbus RTU TCP/IP MQTT Network Controller 4-20MA 0-10V DAC Output Board
US$47.99
ETIOE16 12V 16CH NPN DI Digital Analog Ethernet Remote I/O Modules Modbus RTU TCP/IP MQTT Network Controller 4-20MA 0-10V DAC Output Board
US$45.99
ETVOD08 254V 8CH PNP DI Digital Analog Ethernet Remote I/O Modules Modbus RTU TCP/IP MQTT Network Controller 4-20MA 0-10V DAC Output Board
US$35.99
ETVOD08 12V 8CH PNP DI Digital Analog Ethernet Remote I/O Modules Modbus RTU TCP/IP MQTT Network Controller 4-20MA 0-10V DAC Output Board
US$32.99
ETVOD08 12V 8CH PNP DI Digital Analog Ethernet Remote I/O Modules Modbus RTU TCP/IP MQTT Network Controller 4-20MA 0-10V DAC Output Board
US$35.99
ETVOD08 254V 8CH PNP DI Digital Analog Ethernet Remote I/O Modules Modbus RTU TCP/IP MQTT Network Controller 4-20MA 0-10V DAC Output Board
US$32.99
ETVOD08 24V 8CH NPN DI Digital Analog Ethernet Remote I/O Modules Modbus RTU TCP/IP MQTT Network Controller 4-20MA 0-10V DAC Output Board
US$35.99
ETVOD08 24V 8CH NPN DI Digital Analog Ethernet Remote I/O Modules Modbus RTU TCP/IP MQTT Network Controller 4-20MA 0-10V DAC Output Board
US$32.99
ETVOD08 12V 8CH NPN DI Digital Analog Ethernet Remote I/O Modules Modbus RTU TCP/IP MQTT Network Controller 4-20MA 0-10V DAC Output Board
US$35.99
ETAIC04 24V 4CH NPN DI Digital Analog Ethernet Remote I/O Modules Modbus RTU TCP/IP MQTT Network Controller 4-20MA 0-10V DAC Output Board
US$19.99
ETAIC04 24V 4CH NPN DI Digital Analog Ethernet Remote I/O Modules Modbus RTU TCP/IP MQTT Network Controller 4-20MA 0-10V DAC Output Board
US$21.99
ETAIC04 12V 4CH NPN DI Digital Analog Ethernet Remote I/O Modules Modbus RTU TCP/IP MQTT Network Controller 4-20MA 0-10V DAC Output Board
US$21.99
ETVOD08 12V 8CH NPN DI Digital Analog Ethernet Remote I/O Modules Modbus RTU TCP/IP MQTT Network Controller 4-20MA 0-10V DAC Output Board
US$32.99
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