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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]
DD0324PW 16.8V 25W Mini Size High-power 2-5Cell Battery Multiplier 3.7V 4.2V to 8.4V 12.6V 16.8V 21V DC-DC Boost Converter Module 5V 12V 15 24V
$2.78
DD0324PW 24V 25W Mini Size High-power 2-5Cell Battery Multiplier 3.7V 4.2V to 8.4V 12.6V 16.8V 21V DC-DC Boost Converter Module 5V 12V 15 24V
$2.78
DD0324PW 15V 25W Mini Size High-power 2-5Cell Battery Multiplier 3.7V 4.2V to 8.4V 12.6V 16.8V 21V DC-DC Boost Converter Module 5V 12V 15 24V
$2.78
USB TO Serial port Multi-function converter Module RS232 TTL CH340 SP232 IC WIN10 for Pro mini STM32 AVR PLC PTZ Modubs
$3.95
DD0324PW 12.6V 25W Mini Size High-power 2-5Cell Battery Multiplier 3.7V 4.2V to 8.4V 12.6V 16.8V 21V DC-DC Boost Converter Module 5V 12V 15 24V
$2.78
DD0324PW 21V 25W Mini Size High-power 2-5Cell Battery Multiplier 3.7V 4.2V to 8.4V 12.6V 16.8V 21V DC-DC Boost Converter Module 5V 12V 15 24V
$2.78
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UART 485/232/TTL
RS485 Modues & relays
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R4D8A08 DC 12V 8 Channel RS485 Relay Module Modbus RTU UART Remote Control Switch DIN35 C45 Rail Box for PLC PTZ Camera Security Monito
$14.47
PT22B01 DC 12V -40~550 Celsius 1CH Celsius PT100 RTD Thermocouple Celsius Fahrenheit Wide RS485 Temperature Measurement Modbus RTU Board Sensor Module
$3.25
R4DIK04 12V 0-20mA 4AI 4DI 4DO ModBus Gateway Module Digital Analog Quantity Acquisition Switching Value Current Voltage 4-20MA 0-5V 0-10V
$12.13
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
$5.59
N4CID08 5V 8AI Current Voltage Analog Collector 20MA 30V ADC RS485 Bus Core Board for Arduino Pi PICO ESP32 ESP8266 WIFI Nodemcu
$3.95
N4ROA01 Mini DC 24V 8CH Multifunction Modbus Rtu RS485 Relay Board 2A 0.2W Low Power Consumption Micro Voice Relay Module N4ROF32
$3.25
N4CIF24 5V 24AI Current Voltage Analog Collector 20MA 30V ADC RS485 Bus Core Board for Arduino Pi PICO ESP32 ESP8266 WIFI Nodemcu
$8.63
R4D8A08 DC 12V 8 Channel RS485 Relay Module Modbus RTU UART Remote Control Switch DIN35 C45 Rail Box for PLC PTZ Camera Security Monito
$12.60
N4CIF24 12V 24AI Current Voltage Analog Collector 20MA 30V ADC RS485 Bus Core Board for Arduino Pi PICO ESP32 ESP8266 WIFI Nodemcu
$16.99
WG18A02 DC5V TTL 232 UART Modbus RTU HX711 Pressure Weight Sensor Electronic Scale Module For PLC Configuration Software
$6.29
RT4AE01 VHF/UHF Radio Modem 868M/RS485/RS232/USB Wireless Transceiver Serial Data Long-Distance Transmission Module
$10.96
R4D6F20 24V 20DO 2DI 2AI RS485 Switch Digital Analog IO Modbus RTU Relay Module PLC Expanding Board 4-20MA 0-10V Voltage Read
$26.16
N467D01 1A 8-30V Small DC Linear Geared Motor Driver Forward Reverse Stop Delay Timer Controller RS485 PLC IO
$5.12
R4D3C32 12V C45 Rail Box DC 32ch DIN35 RS485 Modbus RTU Relay Board 485 Bus Remote Control Switch for LED Motor PLC PTZ Camera Smart
$51.88
R4D1C32 DC 6.5-30V 32CH DIN35 C45 Rail Box RS485 Modbus RTU Controller 300MA Driver Module For PLC Relay Switch LED Motor
$13.30
N4ROA01 Mini DC 12V 8CH Multifunction Modbus Rtu RS485 Relay Board 2A 0.2W Low Power Consumption Micro Voice Relay Module N4ROF32
$3.25
N4DIG08 8CH Input/Output UART RS485 Modbus RTU Controller PLC Expansion Module For Arduino UNO MEGA NANO STM32 AVR PIC
$5.12
R4A8H08 24V 8DO 4DI 8AI RS485 Modbus RTU Multifunction Relay Module PLC IO Expanding Board 4-20MA 0-10V Current Voltage Collector R4A8H08
$21.49
R4HUB08 1xRS485 to 8xRS485 1/8 Port Industrial Gateway Serial Server RJ45 to RS485 HUB Converter UDP TCP Modbus TCP RTU MQTT HTTP PLC
$15.64
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
$5.59
RT18A01 Master-slave Network Transceiver Wireless Repeater FSK 868M UHF FR Module DTU Board For PTZ Camera
$9.80
R413E16 Core board RS485 Relay 16ch Multifunction NPN PNP IO Control Core Board Modbus Rtu Module
$4.42
N4ROF32 Mini DC 24V 32CH Multifunction Modbus Rtu RS485 Relay Board 2A 0.2W Low Power Consumption Micro Voice Relay Module N4ROF32
$47.21
N4ROE16 Mini DC 12V 16CH Multifunction Modbus Rtu RS485 Relay Board 2A 0.2W Low Power Consumption Micro Voice Relay Module N4ROF32
$23.82
R4PIN08 6DI-2DO 8CH Multifunction RS485 Remote IO 2.54mm Pin Core Board Modbus Rtu Master-slave Digital Collection Module DC 5V 12V 24V
$2.78
TB456 10KG for WG18A02 10KG rs485 TTL 232 Weight Sensor
$2.31
TB438_100K*8 100K B3950 1% NTC Thermal sensor
$6.05
RT4AE01 VHF/UHF Radio Modem 433M RS232/USB Wireless Transceiver Serial Data Long-Distance Transmission Module
$10.96
N428E02 NEW! 2CH 12V DC RS485 Modbus RTU Relay PC UART Serial Port Switch Board For PLC Camera Industrial Control System LED PTZ
$3.95
R4PIN08 8DO 8CH Multifunction RS485 Remote IO 2.54mm Pin Core Board Modbus Rtu Master-slave Digital Collection Module DC 5V 12V 24V
$2.78
N4CIE16 5V 16CH Current Voltage Analog Collector 20MA 30V ADC RS485 Bus Core Board for Arduino Pi PICO ESP32 ESP8266 WIFI Nodemcu
$6.29
N4D8C12 12V 12CH Digital IO RS485 Relay Module Modbus RTU DIN35 C45 Rail Box For PLC PTZ Configuration
$28.50
R4PIN08 With pin 6DI-2DO 8CH Multifunction RS485 Remote IO 2.54mm Pin Core Board Modbus Rtu Master-slave Digital Collection Module DC 5V 12V 24V
$3.01
R421C32 32CH DC 12V RS-485 Modbus RTU Relay Board RS485 Bus Remote Control Switch For LED Motor PLC PTZ Camera
$44.87
R4DVI04 24V 0-10V 4AI 4DI 4DO ModBus Gateway Module Digital Analog Quantity Acquisition Switching Value Current Voltage 4-20MA 0-5V 0-10V
$12.13
TB456 20KG for WG18A02 1KG rs485 TTL 232 Weight Sensor
$2.31
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
N4ROD08 Mini DC 24V 8CH Multifunction Modbus Rtu RS485 Relay Board 2A 0.2W Low Power Consumption Micro Voice Relay Module N4ROF32
$13.30
DM56A04 4 Bit DC 5V 12V 24V RS485 Digital Tube Characters LED Display Module Modbus RTU for PLC Configuration Software Configuration Software
$5.59
NT38D01 485 Mini RS485 1k-100K Resistance Value Measurement Module 10K 3950 NTC Thermistor Collector
$2.31
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