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top saler
TB445 PT100 Thermal Resistance Collector
$4.18
PT22B01 DC 12V -40~220 Celsius 1CH Celsius PT100 RTD Thermocouple Celsius Fahrenheit Wide RS485 Temperature Measurement Modbus RTU Board Sensor Module
$3.25
N46IB02 4-20MA To RS485 2 CH DC 12V 0-25MA Analog Acquisition Module 12Bit ADC Board Modbus RTU PLC
$3.48
TB445_B PT100 Thermal Resistance Collector
$4.18
PTA9B01 -20-400 Celsius PT100 Thermocouple Temperature Detector RTD Sensor Tester Converter RS485 Modbus RTU
$4.65
RT38B01 433-458MHz UHF DTU RS485 Bus RF Serial Port UART Transceiver Module for Smart Meter PTZ Camera PLC Modbus
$10.96
New Products [more]
RYR432D Easy Setup 24V 32 Channels Modbus Relay Board IOT RS485 Network PC UART Industrial Control Switch Module for PLC HMI TP PTZ
$44.87
RYR432D With Din Rail Easy Setup 24V 32 Channels Modbus Relay Board IOT RS485 Network PC UART Industrial Control Switch Module for PLC HMI TP PTZ
$47.21
RYR416C Easy Setup 24V 16 Channels Modbus Relay Board IOT RS485 Network PC UART Industrial Control Switch Module for PLC HMI TP PTZ
$21.49
RYR416C Easy Setup 12V 16 Channels Modbus Relay Board IOT RS485 Network PC UART Industrial Control Switch Module for PLC HMI TP PTZ
$21.49
RYR416C With Din Rail Easy Setup 12V 16 Channels Modbus Relay Board IOT RS485 Network PC UART Industrial Control Switch Module for PLC HMI TP PTZ
$23.82
RYR432D With Din Rail Easy Setup 12V 32 Channels Modbus Relay Board IOT RS485 Network PC UART Industrial Control Switch Module for PLC HMI TP PTZ
$47.21
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PICO2020 for Raspberry Pi Pico for DN33C08
$7.46
CE040 DC 12V 4 CH RS485 Relay Module Modbus RTU And AT Command Remote Control Switch for PLC PTZ Camera Security Monitoring
$7.46
N4ROC04 Mini DC 24V 4CH Multifunction Modbus Rtu RS485 Relay Board 2A 0.2W Low Power Consumption Micro Voice Relay Module N4ROF32
$7.46
N4ROC04 Mini DC 12V 4CH Multifunction Modbus Rtu RS485 Relay Board 2A 0.2W Low Power Consumption Micro Voice Relay Module N4ROF32
$7.46
CE035 DC 12V 2 CH RS485 Relay Board UART Serial Port Switch Module Modbus AT Command Control For PLC Smart Home Automated Industry
$8.16
N4CIF24 12V 24AI Current Voltage Analog Collector 20MA 30V ADC RS485 Bus Core Board for Arduino Pi PICO ESP32 ESP8266 WIFI Nodemcu
$8.63
N4CIF24 5V 24AI Current Voltage Analog Collector 20MA 30V ADC RS485 Bus Core Board for Arduino Pi PICO ESP32 ESP8266 WIFI Nodemcu
$8.63
N4CIF24 5V 24AI Current Voltage Analog Collector 20MA 30V ADC RS485 Bus Core Board for Arduino Pi PICO ESP32 ESP8266 WIFI Nodemcu
$8.63
N4AIA08 22CH 4-20MA Current & 2CH 0-30V Voltage Input RS485 AI Module 24CH 12-bit ADC Collector Board MODBUS RTU PLC IO
$8.63
CTR4A01 5A 110 220V 50HZ/60HZ RS485 Current Collector Ammeter MODBUS PLC Current Analog Acquisition AC Transformer Meter Module
$8.63
RYR404A Easy Setup12V 4 Channels Modbus Relay Board IOT RS485 Network PC UART Industrial Control Switch Module for PLC HMI TP PTZ
$8.63
RYR404A Easy Setup 24V 4 Channels Modbus Relay Board IOT RS485 Network PC UART Industrial Control Switch Module for PLC HMI TP PTZ
$8.63
N4ROC04 Mini DC 12V 4CH Multifunction Modbus Rtu RS485 Relay Board 2A 0.2W Low Power Consumption Micro Voice Relay Module N4ROF32
$8.63
N4ROC04 Mini DC 24V 4CH Multifunction Modbus Rtu RS485 Relay Board 2A 0.2W Low Power Consumption Micro Voice Relay Module N4ROF32
$8.63
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
$8.63
R4DCB08 8 CH DC 12V DS18B20 RS485 Temperature Sensor Remote Acquisition Monitor Digital Thermometer Module PLC Configuration
$8.63
NT18B07 7 CH NTC Temperature Transmitter 10K Thermistor to RS485 Acquisition Module For PLC Paperless Recorder Configuration Softwa
$8.63
CTR4A01 20A 110 220V 50HZ/60HZ RS485 Current Collector Ammeter MODBUS PLC Current Analog Acquisition AC Transformer Meter Module
$9.79
CTR4A01 110 220V 50HZ/60HZ RS485 Current Collector Ammeter MODBUS PLC Current Analog Acquisition AC Transformer Meter Module
$9.79
CTR4A01 10A 110 220V 50HZ/60HZ RS485 Current Collector Ammeter MODBUS PLC Current Analog Acquisition AC Transformer Meter Module
$9.79
RYR404A with Din Rail Easy Setup12V 4 Channels Modbus Relay Board IOT RS485 Network PC UART Industrial Control Switch Module for PLC HMI TP PTZ
$9.79
RYR404A with Din Rail Easy Setup 24V 4 Channels Modbus Relay Board IOT RS485 Network PC UART Industrial Control Switch Module for PLC HMI TP PTZ
$9.79
CAN4A02 CAN to RS485 Transparent Transmission Converter Field Bus Signal to RS232(TTL) Module for CNC Car Automated Industry PLC Relay
$9.79
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
$9.79
RT18A01 Master-slave Network Transceiver Wireless Repeater FSK 868M UHF FR Module DTU Board For PTZ Camera
$9.80
RT18A01 RS485 Master-slave Network Transceiver Wireless Repeater FSK 433M 868M UHF FR Module DTU Board For PTZ Camera
$9.80
N4AIB16 22CH 4-20MA Current & 2CH 0-30V Voltage Input RS485 AI Module 24CH 12-bit ADC Collector Board MODBUS RTU PLC IO
$10.96
CTR4A01 10A 110 220V 50HZ/60HZ RS485 Current Collector Ammeter MODBUS PLC Current Analog Acquisition AC Transformer Meter Module
$10.96
CTR4A01 20A 110 220V 50HZ/60HZ RS485 Current Collector Ammeter MODBUS PLC Current Analog Acquisition AC Transformer Meter Module
$10.96
RT38B01 433-458MHz UHF DTU RS485 Bus RF Serial Port UART Transceiver Module for Smart Meter PTZ Camera PLC Modbus
$10.96
RT88H01 433M DC 5-12V 433M RS485 Lora 22DBM RF Wireless Transceiver Master-Slave Transmission for RS485 PLC PTZ Wireless Meter Reading
$10.96
RT4AE01 VHF/UHF Radio Modem 433M/RS485/RS232/USB Wireless Transceiver Serial Data Long-Distance Transmission Module
$10.96
RT4AE01 VHF/UHF Radio Modem 868M/RS485/RS232/USB Wireless Transceiver Serial Data Long-Distance Transmission Module
$10.96
RT4AE01 VHF/UHF Radio Modem 868M RS232/USB Wireless Transceiver Serial Data Long-Distance Transmission Module
$10.96
RT4AE01 VHF/UHF Radio Modem 433M RS232/USB Wireless Transceiver Serial Data Long-Distance Transmission Module
$10.96
RT4AE01 VHF/UHF Radio Modem 868M RS232/USB Wireless Transceiver Serial Data Long-Distance Transmission Module
$10.96
RT4AE01 VHF/UHF Radio Modem 433M RS232/USB Wireless Transceiver Serial Data Long-Distance Transmission Module
$10.96
RT5BF01 N4RFA04 DC 12V 433M Wireless RS485 IO Point-to-Point Master-Slave RF Transceiver Relay Swicth Board for Water Pump LED PTZ PLC
$10.96
RT24G01 UHF Radio Modem 2Mbps Air Data Rate RS485 Fast Transceiver 2.4G 20DBM Quasi-Full-Duplex UART DTU Module for Smart Meter Scale
$10.96
TB440 for R413E16 16ch Relay Board RS485 Relay 16ch Multifunction NPN PNP IO Control Core Board Modbus Rtu Module
$10.96
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