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UD68B01 USB to RS485 485 Modbus programmer USB to RS485 Bus Converter Module CH340 SP485 MAX485 for Modbus Relay PLC PTZ
US$3.99
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N4ROD08 Mini DC 24V 8CH Multifunction Modbus Rtu RS485 Relay Board 2A 0.2W Low Power Consumption Micro Voice Relay Module N4ROF32
US$15.99
N4ROE16 Mini DC 24V 16CH Multifunction Modbus Rtu RS485 Relay Board 2A 0.2W Low Power Consumption Micro Voice Relay Module N4ROF32
US$25.99
N4ROE16 Mini DC 24V 16CH Multifunction Modbus Rtu RS485 Relay Board 2A 0.2W Low Power Consumption Micro Voice Relay Module N4ROF32
US$27.99
N4ROE16 Mini DC 12V 16CH Multifunction Modbus Rtu RS485 Relay Board 2A 0.2W Low Power Consumption Micro Voice Relay Module N4ROF32
US$25.99
N4ROA01 Mini DC 24V 8CH Multifunction Modbus Rtu RS485 Relay Board 2A 0.2W Low Power Consumption Micro Voice Relay Module N4ROF32
US$5.99
N4ROE16 Mini DC 12V 16CH Multifunction Modbus Rtu RS485 Relay Board 2A 0.2W Low Power Consumption Micro Voice Relay Module N4ROF32
US$27.99
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UART 485/232/TTL
UART 485/232/TTL
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N4CID08 8AI Current Voltage Analog Collector 20MA 30V ADC RS485 Bus Core Board for Arduino Pi PICO ESP32 ESP8266 WIFI Nodemcu
US$8.50
R44IM04 0-20mA 12CH 12V 24V RS485 Analog Digital IO Module 4AI-4DI-4DO PLC Remote I/O Board Modbus RTU 01/02/03/04/05/06/15/16 Function Code
US$4.99
R44VL04 0-10V 12CH 12V 24V RS485 Analog Digital IO Module 4AI-4DI-4DO PLC Remote I/O Board Modbus RTU 01/02/03/04/05/06/15/16 Function Code
US$4.99
SHA8C01 12V RS485 -40-125Celsius 0-100%RH SHT30 SHT3X RS485 RS232 TTL Modbus Rtu Digital Temperature Humidity Sensor Module
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N4DBA06_R 8CH 0-5V 0-10V 4-20MA Voltage Current Signal Generator Detector RS485 to ADC DAC Converter Modbus RTU IO Module
US$16.99
R4PIN08 8DI 8CH Multifunction RS485 Remote IO 2.54mm Pin Core Board Modbus Rtu Master-slave Digital Collection Module DC 5V 12V 24V
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R4PIN08 8DO 8CH Multifunction RS485 Remote IO 2.54mm Pin Core Board Modbus Rtu Master-slave Digital Collection Module DC 5V 12V 24V
US$3.99
R4PIN08 4DI-4DO 8CH Multifunction RS485 Remote IO 2.54mm Pin Core Board Modbus Rtu Master-slave Digital Collection Module DC 5V 12V 24V
US$3.99
R413E16 Core board RS485 Relay 16ch Multifunction NPN PNP IO Control Core Board Modbus Rtu Module
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R4D1C32 DC 6.5-30V 32CH DIN35 C45 Rail Box RS485 Modbus RTU Controller 300MA Driver Module For PLC Relay Switch LED Motor
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PT22B01 DC 12V -40~220 Celsius 1CH Celsius PT100 RTD Thermocouple Celsius Fahrenheit Wide RS485 Temperature Measurement Modbus RTU Board Sensor Module
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PT22B01 DC 12V -40~550 Celsius 1CH Celsius PT100 RTD Thermocouple Celsius Fahrenheit Wide RS485 Temperature Measurement Modbus RTU Board Sensor Module
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R4D7G04 DC 24V Multifunction PLC IO Expanding Board 4-20MA 0-10V Analog Current Voltage Collector NPN/PNP DI for Instrument
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N4VIA02 1A Multifunctional RS485 Ammeter & Voltmeter 0-30V Voltage & 0-5A Current Measurement Module Modbus RTU
US$6.99
PTA8C04 4CH DC 24V -40~220 Celsius PT100 Thermocouple Temperature Sensor Module Modbus RTU Platinum Thermal Resistance Collector
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N4AIA08 22CH 4-20MA Current & 2CH 0-30V Voltage Input RS485 AI Module 24CH 12-bit ADC Collector Board MODBUS RTU PLC IO
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UD68B01 USB to RS485 485 Modbus programmer USB to RS485 Bus Converter Module CH340 SP485 MAX485 for Modbus Relay PLC PTZ
US$3.99
DM56A04 4 Bit DC 5V 12V 24V RS485 Digital Tube Characters LED Display Module Modbus RTU for PLC Configuration Software Configuration Software
US$9.99
DM36B06 6 Bit DC 5V 12V 24V RS485 Digital Tube Characters LED Display Module Modbus RTU for PLC Configuration Software Configuration Software
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LD58A08 8ch RS485 Modbus RTU DO/PWM Output Multifunction MOS Driver Board for Multilayer Signal Lights LED Relay Solenoid Valves Motor
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DM18B02 2 bit 1.8 inch RS485 Modbus Rtu Digital Tube LCD LED Display Module DC 12V 24V for PLC HMI Temperature Humidity Sensor Digital Analog
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DM18C04 4 bit 1.8 inch RS485 Modbus Rtu Digital Tube LCD LED Display Module DC 12V 24V for PLC HMI Temperature Humidity Sensor Digital Analog
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PTA8D08 -40℃ to +500℃ 8AI RS485 Analog Input PT100 RTD RS485 Temperature Sensor Acquisition Module replace NTC K Thermocouple DS18B20
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WG18A02 DC 12V RS485 UART Modbus RTU HX711 Pressure Weight Sensor Electronic Scale Module For PLC Configuration Software
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R227A01 2 IN 1 RS232 TTL232 Interface Serial Port Relay UART Switch PC USB MCU For Smart Home Garage Door Car Alarm Farm Motor
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RT6AF02 for RT39D01 RT59E02 RT48D02 2400-2525MHz RS232 Serial Port Wireless Transceiver Module RF UART Board for ESP8266 NodeMCU PC Serial port COM Printers
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RT59E02 for RT39D01 RT48D02 RT6AF02 2400-2525MHz RS232 Serial Port Wireless Transceiver Module RF UART Board for ESP8266 NodeMCU PC Serial port COM Printers
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RT48D02 for RT39D01 RT59E02 RT6AF02 2400-2525MHz RS232 Serial Port Wireless Transceiver Module RF UART Board for ESP8266 NodeMCU PC Serial port COM Printers
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RT39D01 for RT59E02 RT48D02 RT6AF02 2400-2525MHz RS232 Serial Port Wireless Transceiver Module RF UART Board for ESP8266 NodeMCU PC Serial port COM Printers
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N228D02 DC 12V 2CH DB9 UART Relay Module RS232 Serial Port Switch Board For PC PLC Motor LED PTZ
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N228D02 DC 24V 2CH DB9 UART Relay Module RS232 Serial Port Switch Board For PC PLC Motor LED PTZ
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R217A08 5V 8CH RS232 IO Control Switch Relay PLC Expansion Board DB9 Serial Port PC Com Module For Arduino UNO MEGA NANO
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R217A08 12V 8CH RS232 IO Control Switch Relay PLC Expansion Board DB9 Serial Port PC Com Module For Arduino UNO MEGA NANO
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CE039 DC 12V 4 CH RS232 Relay Board PC USB UART DB9 Remote Control Switch For Smart Home Garage Door Car Alarm Farm Motor
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CE039 DC 5V 4 CH RS232 Relay Board PC USB UART DB9 Remote Control Switch For Smart Home Garage Door Car Alarm Farm Motor
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R221A08 DC 12V 8 CH RS232 Relay Board PC USB UART DB9 Remote Control Switch For PLC Smart Home Garage door Car alarm Farm Motor
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R223B01 1CH DC12V PC COM DB9 RS232 Serial Port Delay Relay ARM MCU UART Switch Module For PLC 3D Printer LED Motor
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R223C16 16ch DC 12V Serial Port DB9 UART RS232 Relay Module for PLC PC Com 3D Printer LED Home lighting Motor
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TB351 DC 12V 2 CH DB9 Female/Male RS232 UART Remote Control Switch Board Serial Port Relay Module
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N4OPA02 150KBPS Adaptive BaudRate/DataBit/Parity/StopBit 3KV RS485 Active Isolator Signal Repeater Booster Amplifier Module
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