US Dollar (US$)
My Account

RS485 Modues & relays

PopularPricePriceBestsellersNew
R4PIN08 6DI-2DO 8CH Multifunction RS485 Remote IO 2.54mm Pin Core Board Modbus Rtu Master-slave Digital Collection Module DC 5V 12V 24V
NTA8A01 6-25V DC RS485 TTL Modbus Rtu NTC Thermistor Temperature Sensor Remote Acquisition Monitor Module
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
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
N4DSA02 2CH RS485 Digital Temperature Collector DS18B20 Sensor DC 5V 12V 24V Modbus Analog Input IO for Thermostat Smart Home R46CA01
R4PIN08 8DI with pin 8CH Multifunction RS485 Remote IO 2.54mm Pin Core Board Modbus Rtu Master-slave Digital Collection Module DC 5V 12V 24V
AMDIB16 NPN 16DI DC 12V 24V NPN Digital Input Module RS485 Isolated Communication MODBUS RTU PLC Expansion Board
R444A01 DC 5V 12V 24V Digital display Modbus RTU RS485 Temperature humidity sensor Module AM2320 replace DHT11 DHT22 DS18B20 PT100
N4VIH16 5V 16AI 0-5V 0-10V Current/Voltage Analog Acquisition RS485 Modbus RTU ADC Module DC 5V 12V 24V mini PinBoard
N4ROC04 Mini DC 12V 4CH Multifunction Modbus Rtu RS485 Relay Board 2A 0.2W Low Power Consumption Micro Voice Relay Module N4ROF32
N4ROC04 Mini DC 24V 4CH Multifunction Modbus Rtu RS485 Relay Board 2A 0.2W Low Power Consumption Micro Voice Relay Module N4ROF32
LCPBA01 PNP DC 9V 12V 24V LCPBA01 Non Contact Liquid Level Sensor Liquid Detection Switch Controller Water Level Detector Water Level Sensor
TB446 for SHA9D01 SHT30 sensor Modbus Rtu Digital Temperature Humidity Sensor Module
N4ROE16 Mini DC 24V 16CH Multifunction Modbus Rtu RS485 Relay Board 2A 0.2W Low Power Consumption Micro Voice Relay Module N4ROF32
R4PIN08 With pin 4DI-4DO 8CH Multifunction RS485 Remote IO 2.54mm Pin Core Board Modbus Rtu Master-slave Digital Collection Module DC 5V 12V 24V
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
SHA9D01 TTL232 5V Industrial Temperature & Humidity SHT30 Sensor Adapter Board RS485 TTL Modbus Rtu Analog Remote IO SHA9D01 Module HMI PLC Expand
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
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
TB439 NTC B B3950 10K 1% NTC Thermal sensor for NT18B07 7 CH NTC Temperature Transmitter 10K Thermistor to RS485 Acquisition Module For PLC Paperless Recorder Configuration Softwa
NT48A08 8CH RS485 Temperature Collector Inspection Instrument AI Remote IO Module Modbus RTU Paperless Recorder 10K B3950 NTC Sensor
N4DVB32 5V 32-AI RS485 Differential Voltage Collector Modbus RTU 0-5V 0-10V Analog Input ADC Signal Acquisition System DC 12V 24V
N4DVB32 10V 32-AI RS485 Differential Voltage Collector Modbus RTU 0-5V 0-10V Analog Input ADC Signal Acquisition System DC 12V 24V
KTHERM for N4KTA01 K Type Thermocouple Negative temperature
NT48C32 32CH RS485 Temperature Collector Inspection Instrument AI Remote IO Module Modbus RTU Paperless Recorder 10K B3950 NTC Sensor
NT48B20 20CH RS485 Temperature Collector Inspection Instrument AI Remote IO Module Modbus RTU Paperless Recorder 10K B3950 NTC Sensor
N4KTA01 -200-1350Celsius RS485 Cold-Junction Compensated K-type Thermocouple-to-Digital Converter Temperature Detector Sensor Tester
N4DVB32 10V 32-AI RS485 Differential Voltage Collector Modbus RTU 0-5V 0-10V Analog Input ADC Signal Acquisition System DC 12V 24V
NT48B20 20CH RS485 Temperature Collector Inspection Instrument AI Remote IO Module Modbus RTU Paperless Recorder 10K B3950 NTC Sensor
N4DOJ24 12V 24CH RS485 Relay Modbus RTU Module 10A NC COM NO Dry Contact Output Interface DIN35 C45 Rail Box UART PC PLC Expansion Board
RFSOB08 for RFSIA08 868MHz Lora Receiver with Feedback Switch Quantity IO Wireless Remote Transmission Industrial Motor Remote Controller
RYN408F 24V 8CH Relay Pluggable Modbus Remote IO Module Baud Rate Slave ID Dip Switch Selection Easy To Use Multi-function Switch Board
N4DVB32 5V 32-AI RS485 Differential Voltage Collector Modbus RTU 0-5V 0-10V Analog Input ADC Signal Acquisition System DC 12V 24V
NTA8A01 5V DC RS485 TTL Modbus Rtu NTC Thermistor Temperature Sensor Remote Acquisition Monitor Module
RFSOB08 for RFSIA08 915Hz Lora Receiver with Feedback Switch Quantity IO Wireless Remote Transmission Industrial Motor Remote Controller
NT48A08 8CH RS485 Temperature Collector Inspection Instrument AI Remote IO Module Modbus RTU Paperless Recorder 10K B3950 NTC Sensor
UD422D4 4 IN 1 Multifunctional USB Debugger RS485 RS422 RS232 TTL Extender High speed Isolation Anti-interference Lightning protection
N4I6N06 24V 6AI-4DI-6DO 4-20MA Analog Digital Mixed Remote IO Module RS485 Modbus RTU Dry Contact Relay Board
RFSIA08 RFSOB08 868MHz Lora Transceiver Kit with Feedback Switch Quantity IO Wireless Remote Transmission Industrial Motor Remote Controller
RYN408F 12V 8CH Relay Pluggable Modbus Remote IO Module Baud Rate Slave ID Dip Switch Selection Easy To Use Multi-function Switch Board
payment
Copyright © 2026 Eletechsup All Rights Reserved.