US Dollar (US$)
My Account

RS485 Modues & relays

PopularPricePriceBestsellersNew
PTA8C04 4CH DC 12V -40~220 Celsius PT100 Thermocouple Temperature Sensor Module Modbus RTU Platinum Thermal Resistance Collector
PT22B01 DC 12V -40~220 Celsius 1CH Celsius PT100 RTD Thermocouple Celsius Fahrenheit Wide RS485 Temperature Measurement Modbus RTU Board Sensor Module
PT22B01 DC 12V -40~550 Celsius 1CH Celsius PT100 RTD Thermocouple Celsius Fahrenheit Wide RS485 Temperature Measurement Modbus RTU Board Sensor Module
WG18A02 DC 12V RS485 UART Modbus RTU HX711 Pressure Weight Sensor Electronic Scale Module For PLC Configuration Software
N4AIA08 22CH 4-20MA Current & 2CH 0-30V Voltage Input RS485 AI Module 24CH 12-bit ADC Collector Board MODBUS RTU PLC IO
N43VD04 0-20V RS485 Modbus RTU ADC Module 4CH Current/Voltage Analog Acquisition Board
N4VIA02 1A Multifunctional RS485 Ammeter & Voltmeter 0-30V Voltage & 0-5A Current Measurement Module Modbus RTU
N4VIH16 5V 16AI 0-5V 0-10V Current/Voltage Analog Acquisition RS485 Modbus RTU ADC Module DC 5V 12V 24V mini PinBoard
RT38B01 433-458MHz UHF DTU RS485 Bus RF Serial Port UART Transceiver Module for Smart Meter PTZ Camera PLC Modbus
RT4AE01 VHF/UHF Radio Modem 868M RS232/USB Wireless Transceiver Serial Data Long-Distance Transmission Module
RT4AE01 VHF/UHF Radio Modem 433M RS232/USB Wireless Transceiver Serial Data Long-Distance Transmission Module
R4DIK04 24V 0-20mA 4AI 4DI 4DO ModBus Gateway Module Digital Analog Quantity Acquisition Switching Value Current Voltage 4-20MA 0-5V 0-10V
RYR432D Easy Setup 24V 32 Channels Modbus Relay Board IOT RS485 Network PC UART Industrial Control Switch Module for PLC HMI TP PTZ
R4HUB08 1xRS485 to 8xRS485 1/8 Port Industrial Gateway Serial Server RJ45 to RS485 HUB Converter UDP TCP Modbus TCP RTU MQTT HTTP PLC
N4ROE16 Mini DC 24V 16CH Multifunction Modbus Rtu RS485 Relay Board 2A 0.2W Low Power Consumption Micro Voice Relay Module N4ROF32
CE035 DC 12V 2 CH RS485 Relay Board UART Serial Port Switch Module Modbus AT Command Control For PLC Smart Home Automated Industry
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
PTA8C04 4CH DC 24V -40~220 Celsius PT100 Thermocouple Temperature Sensor Module Modbus RTU Platinum Thermal Resistance Collector
TB445_B PT100 Thermal Resistance Collector
R4DCB08 8 CH DC 12V DS18B20 RS485 Temperature Sensor Remote Acquisition Monitor Digital Thermometer Module PLC Configuration
PTA9B01 -20-400 Celsius PT100 Thermocouple Temperature Detector RTD Sensor Tester Converter RS485 Modbus RTU
R4D7G04 DC 12V Multifunction PLC IO Expanding Board 4-20MA 0-10V Analog Current Voltage Collector NPN/PNP DI for Instrument
AMIDJ14 6AI-4DI-4DO Multi-function RS485 Collector Analog Digital Input & Output MODBUS RTU PLC Expansion Board DC 12V 24V AMIDJ14
ETHUB18 8CH DC12-24V Ethernet Network RS485 HUB Converter For UDP TCP Modbus TCP RTU MQTT HTTP PLC Configuration Software
N4ROE16 Mini DC 12V 16CH Multifunction Modbus Rtu RS485 Relay Board 2A 0.2W Low Power Consumption Micro Voice Relay Module N4ROF32
N4ROD08 Mini DC 24V 8CH Multifunction Modbus Rtu RS485 Relay Board 2A 0.2W Low Power Consumption Micro Voice Relay Module N4ROF32
N4ROB02 Mini DC 12V 8CH Multifunction Modbus Rtu RS485 Relay Board 2A 0.2W Low Power Consumption Micro Voice Relay Module N4ROF32
N4ROA01 Mini DC 12V 8CH Multifunction Modbus Rtu RS485 Relay Board 2A 0.2W Low Power Consumption Micro Voice Relay Module N4ROF32
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
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
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
DM36B06 6 Bit DC 5V 12V 24V RS485 Digital Tube Characters LED Display Module Modbus RTU for PLC Configuration Software Configuration Software
LD58A08 8ch RS485 Modbus RTU DO/PWM Output Multifunction MOS Driver Board for Multilayer Signal Lights LED Relay Solenoid Valves Motor
AMDOC16 DC 12V 24V 16DO RS485 Isolated Communication Switch Digital Output MODBUS RTU PLC Expansion Board
N4DIG08 8CH Input/Output UART RS485 Modbus RTU Controller PLC Expansion Module For Arduino UNO MEGA NANO STM32 AVR PIC
ETROB02 24V 2DI 2DO 3 IN 1 Serial Serve/Ethernet/RS485 Relay Module Modbus RTU TCP/IP UART DI-DO Network Controller Switch PLC Remote IO Board
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
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
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
TB438 NTC B B3950 10K 1% NTC Thermal sensor for NT48A08 NT48B20 NT48C32 NTROA02 NT18B07
payment
Copyright © 2026 Eletechsup All Rights Reserved.