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UD23A08 12V Multifunction USB RS232 TTL UART Relay Module 8CH PC MCU Control Switch For Motro LED PTZ PLC IPC
$19.99
RT24G01 UHF Radio Modem 2Mbps Air Data Rate RS485 Fast Transceiver 2.4G 20DBM Quasi-Full-Duplex UART DTU Module for Smart Meter Scale
$29.99
UD68B01 USB to RS485 485 Modbus programmer USB to RS485 Bus Converter Module CH340 SP485 MAX485 for Modbus Relay PLC PTZ
$3.99
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LFUPSMA（Output 9V） 2 IN 1 3.2V LiFePO4 Battery Charge & Discharge UPS Module 5V 9V 12V DC DC Boost Converter 32140 32700 18650 3.6V Charger Board
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RYN408F（8CH 12V With Shell) 4-8CH Relay Pluggable Modbus Remote IO Module Baud Rate Slave ID Dip Switch Selection Easy To Use Multi-function Switch Board
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LFUPSMA（Output 5V） 2 IN 1 3.2V LiFePO4 Battery Charge & Discharge UPS Module 5V 9V 12V DC DC Boost Converter 32140 32700 18650 3.6V Charger Board
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RYN408F 8CH 24V Only Board 4-8CH Relay Pluggable Modbus Remote IO Module Baud Rate Slave ID Dip Switch Selection Easy To Use Multi-function Switch Board
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RYN408F (8CH 24V With Shell) 4-8CH Relay Pluggable Modbus Remote IO Module Baud Rate Slave ID Dip Switch Selection Easy To Use Multi-function Switch Board
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RYN408F 8CH 12V Only Board 4-8CH Relay Pluggable Modbus Remote IO Module Baud Rate Slave ID Dip Switch Selection Easy To Use Multi-function Switch Board
$19.85
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RT39D01 USB-TTL Wireless Transceiver Module UART Serial Port Board for Arduino for UNO MEGA2560 Raspberry pi ESP8266
$3.99
RT48D02 One-to-One One-to-Multiple RS485 Bus Master-Slave Network Transceiver for Modbus RTU PLC Relay Configuration Software
$3.99
RT59E02 2400-2525MHz RS232 Wireless Transceiver Module RF UART Board for Wifi ESP8266 NodeMCU PC Serial port COM Printers
$4.99
RT6AF02 USB-TTL Wireless Transceiver Module UART Serial Port Board For Arduino For UNO MEGA2560 Raspberry Pi ESP8266
$4.99
TB196 DTR USB Adapter Pro Mini Download cable USB to RS232 TTL Serial ports CH340 Replace FT232 CP2102 PL2303 UART
$3.59
N43IC04 0-10MA RS485 Modbus RTU ADC Module 4CH Current/Voltage Analog Acquisition Board
$4.99
N43IC04 0-20MA RS485 Modbus RTU ADC Module 4CH Current/Voltage Analog Acquisition Board
$4.99
N43IC04 0-50MA RS485 Modbus RTU ADC Module 4CH Current/Voltage Analog Acquisition Board
$4.99
N43VD04 0-5V RS485 Modbus RTU ADC Module 4CH Current/Voltage Analog Acquisition Board
$4.99
N43VD04 0-20V RS485 Modbus RTU ADC Module 4CH Current/Voltage Analog Acquisition Board
$4.99
N43VD04 0-10V RS485 Modbus RTU ADC Module 4CH Current/Voltage Analog Acquisition Board
$4.99
N438C15 DC 12V 15CH RS485 RS232 Modbus RTU Relay PC UART Serial Port Switch For PLC Camera Industrial Control System
$39.99
N438C15 DC 24V 15CH RS485 RS232 Modbus RTU Relay PC UART Serial Port Switch For PLC Camera Industrial Control System
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N46IB02 4-20MA To RS485 2 CH DC 12V 0-25MA Analog Acquisition Module 12Bit ADC Board Modbus RTU PLC
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N46IB02 4-20MA To RS485 2 CH DC 12V 0-25MA Analog Acquisition Module 12Bit ADC Board Modbus RTU PLC
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N4AIA04 4 CH 4-20MA/0-20MA/0-5V/0-10V Voltage Analog Acquisition RS485 Modbus RTU ADC Module For PLC Measuring Instruments
$4.80
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
$4.99
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
$5.99
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
$5.99
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
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R4AVA07 7CH 5V 10V Voltage Analog Acquisition RS485 Modbus RTU Module For PLC Oscilloscope ADC 4-20MA Sensor
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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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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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R4D3B16 16CH 12V 10A DIN Rail Box PLC Expansion Board RS485 Modbus RTU Relay Module
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R4D3B16 16CH 12V 10A DIN Rail Box PLC Expansion Board RS485 Modbus RTU Relay Module
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R4D5E32 24V 32Ch DC 12V 24V 20A High Current Ethernet RS485 Relay Module RJ45 Network Port TCP/IP Modbus RTU Board
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R4D5E32 24V 32Ch DC 24V 20A High Current Ethernet RS485 Relay Module RJ45 Network Port TCP/IP Modbus RTU Board
$132.16
R4D5E32 12V 32Ch DC 12V 24V 20A High Current Ethernet RS485 Relay Module RJ45 Network Port TCP/IP Modbus RTU Board
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R4D5E32 12V 32Ch DC 12V 24V 20A High Current Ethernet RS485 Relay Module RJ45 Network Port TCP/IP Modbus RTU Board
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R4D6F20 24V 20DO 2DI 2AI RS485 Switch Digital Analog IO Modbus RTU Relay Module PLC Expanding Board 4-20MA 0-10V Voltage Read
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R4D6F20 12V 20DO 2DI 2AI RS485 Switch Digital Analog IO Modbus RTU Relay Module PLC Expanding Board 4-20MA 0-10V Voltage Read
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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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R4D7G04 DC 12V Multifunction PLC IO Expanding Board 4-20MA 0-10V Analog Current Voltage Collector NPN/PNP DI for Instrument
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R4D7G04 DC 12V Multifunction PLC IO Expanding Board 4-20MA 0-10V Analog Current Voltage Collector NPN/PNP DI for Instrument
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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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R4DIF08 8 Bit Digital Switch TTL LvTTL CMOS IO Input UART RS485 For PLC Expand Relay Industrial Automation
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RT18A01 RS485 Master-slave Network Transceiver Wireless Repeater FSK 433M 868M UHF FR Module DTU Board For PTZ Camera
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RT18A01 Master-slave Network Transceiver Wireless Repeater FSK 868M UHF FR Module DTU Board For PTZ Camera
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SGIOB08 8Ch DC 7-30V Safety Barrier Shell RS485 Digital Optocoupler Input Darlington tube Output Module MODBUS RTU PLC Expansion Board
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AMDIB16 NPN 16DI DC 12V 24V NPN Digital Input Module RS485 Isolated Communication MODBUS RTU PLC Expansion Board
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