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UD23A08 12V Multifunction USB RS232 TTL UART Relay Module 8CH PC MCU Control Switch For Motro LED PTZ PLC IPC
$13.30
RT24G01 UHF Radio Modem 2Mbps Air Data Rate RS485 Fast Transceiver 2.4G 20DBM Quasi-Full-Duplex UART DTU Module for Smart Meter Scale
$21.49
UD68B01 USB to RS485 485 Modbus programmer USB to RS485 Bus Converter Module CH340 SP485 MAX485 for Modbus Relay PLC PTZ
$3.95
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23IOA08 8 CH PNP Multifunction RS485 Remote IO Module PLC DI-DO expansion Board DIN Rail Box Standard MODBUS RTU Protocol
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23IOA08 8 CH PNP Multifunction RS485 Remote IO Module PLC DI-DO expansion Board DIN Rail Box Standard MODBUS RTU Protocol
$8.63
23IOB16 16 CH NPN Multifunction RS485 Remote IO Module PLC DI-DO expansion Board DIN Rail Box Standard MODBUS RTU Protocol
$14.47
23IOC24 24 CH NPN Multifunction RS485 Remote IO Module PLC DI-DO expansion Board DIN Rail Box Standard MODBUS RTU Protocol
$17.99
23IOA08 8 CH NPN Multifunction RS485 Remote IO Module PLC DI-DO expansion Board DIN Rail Box Standard MODBUS RTU Protocol
$9.80
23IOB16 16 CH NPN Multifunction RS485 Remote IO Module PLC DI-DO expansion Board DIN Rail Box Standard MODBUS RTU Protocol
$13.30
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UART 485/232/TTL
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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
$5.12
R4DVI04 12V_R 0-10V 4AI 4DI 4DO ModBus Gateway Module Digital Analog Quantity Acquisition Switching Value Current Voltage 4-20MA 0-5V 0-10V
$13.30
CE039 DC 12V 4 CH RS232 Relay Board PC USB UART DB9 Remote Control Switch For Smart Home Garage Door Car Alarm Farm Motor
$7.46
N43VD04 0-5V RS485 Modbus RTU ADC Module 4CH Current/Voltage Analog Acquisition Board
$4.42
N4VIH16 12V 16AI 0-5V 0-10V Current/Voltage Analog Acquisition RS485 Modbus RTU ADC Module DC 5V 12V 24V mini PinBoard
$6.29
R413D08 12V RS485 RS232(TTL) PLC Modbus RTU Module 8ch IO Control Switch Board for Relay Industrial automation
$4.18
RT18A01 4pcs RT18A01 RS485 Transceiver Wireless Repeater 485 Master-slave control 433M FSK Uhf Module
$44.40
R4D7G04 DC 12V Multifunction PLC IO Expanding Board 4-20MA 0-10V Analog Current Voltage Collector NPN/PNP DI for Instrument
$13.52
UD68B01 USB to RS485 485 Modbus programmer USB to RS485 Bus Converter Module CH340 SP485 MAX485 for Modbus Relay PLC PTZ
$3.95
N4VIH16 5V 16AI 0-5V 0-10V Current/Voltage Analog Acquisition RS485 Modbus RTU ADC Module DC 5V 12V 24V mini PinBoard
$6.29
N4ROD08 Mini DC 12V 8CH Multifunction Modbus Rtu RS485 Relay Board 2A 0.2W Low Power Consumption Micro Voice Relay Module N4ROF32
$13.30
N4VIA02 5A Multifunctional RS485 Ammeter & Voltmeter 0-30V Voltage & 0-5A Current Measurement Module Modbus RTU
$5.82
N4RFA04 Relay RT5BF01 DC 12V 433M Wireless RS485 IO Point-to-Point Master-Slave RF Transceiver Relay Swicth Board for Water Pump LED PTZ PLC
$19.15
N4VIA02 2A Multifunctional RS485 Ammeter & Voltmeter 0-30V Voltage & 0-5A Current Measurement Module Modbus RTU
$5.82
TB456 for WG18A02 5KG rs485 TTL 232 Weight Sensor
$2.31
N4D8C12 12V 12CH Digital IO RS485 Relay Module Modbus RTU DIN35 C45 Rail Box For PLC PTZ Configuration
$23.82
CTR4A01 5A 110 220V 50HZ/60HZ RS485 Current Collector Ammeter MODBUS PLC Current Analog Acquisition AC Transformer Meter Module
$8.63
WG18A02 DC 12V RS485 UART Modbus RTU HX711 Pressure Weight Sensor Electronic Scale Module For PLC Configuration Software
$6.29
WG18A02 DC5V RS485 UART Modbus RTU HX711 Pressure Weight Sensor Electronic Scale Module For PLC Configuration Software
$6.29
TB196 DTR USB Adapter Pro Mini Download cable USB to RS232 TTL Serial ports CH340 Replace FT232 CP2102 PL2303 UART
$2.31
RT6AF02 USB-TTL Wireless Transceiver Module UART Serial Port Board For Arduino For UNO MEGA2560 Raspberry Pi ESP8266
$3.95
R4D7G04 DC 24V Multifunction PLC IO Expanding Board 4-20MA 0-10V Analog Current Voltage Collector NPN/PNP DI for Instrument
$13.52
N4ROB02 DC 24V 2CH Micro Size 3A RS485 Relay Board PC UART Serial Port Switch DC 12V 24V Dual_Channel Digital Output Module
$3.95
R4D5E32 24V 32Ch DC 12V 24V 20A High Current Ethernet RS485 Relay Module RJ45 Network Port TCP/IP Modbus RTU Board
$82.28
RT4AE01 433MHz USB RJ45 RF Wireless Communication Serial Data Distance Transmission PTZ
$21.49
R4M9B12 DC 6-24V 4CH RS485 TTL232 Multifunction MOS Transistor Solid State Relay Module Modbus RTU AT Command for PLC Motor PTZ LED
$5.82
RT4AE01 VHF/UHF Radio Modem 868M RS232/USB Wireless Transceiver Serial Data Long-Distance Transmission Module
$10.96
N4CIF24 5V 24AI Current Voltage Analog Collector 20MA 30V ADC RS485 Bus Core Board for Arduino Pi PICO ESP32 ESP8266 WIFI Nodemcu
$8.63
8PCS TB438_20K 20K B3950 1% NTC Thermal sensor
$6.05
RT5BF01 N4RFA04 Relay RT5BF01 DC 24V 433M Wireless RS485 IO Point-to-Point Master-Slave RF Transceiver Relay Swicth Board for Water Pump LED PTZ PLC
$29.67
RT88H01 433M DC 5-12V 433M RS485 Lora 22DBM RF Wireless Transceiver Master-Slave Transmission for RS485 PLC PTZ Wireless Meter Reading
$10.96
N4CIE16 5V 16CH Current Voltage Analog Collector 20MA 30V ADC RS485 Bus Core Board for Arduino Pi PICO ESP32 ESP8266 WIFI Nodemcu
$6.29
N4DIG08 8CH Input/Output UART RS485 Modbus RTU Controller PLC Expansion Module For Arduino UNO MEGA NANO STM32 AVR PIC
$4.42
RT4AE01 RS485 to USB RS45 UART Transceiver Serial Data Long-Distance Transmission 433MHz
$21.49
RT4AE01 868MHz RS232 Wireless Radio Modem 20dBm Data Transceiver Modbus GFSK Modulation
$53.05
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
N4VIA02 2A Multifunctional RS485 Ammeter & Voltmeter 0-30V Voltage & 0-5A Current Measurement Module Modbus RTU
$4.65
N4A7K16 7AI-1VI -4DI -16DO 24CH Digital Analog Mixed Acquisition Module RS485 Remote I/O Module 0-20MA 4-20MA 0-10V 0-30V Current Voltage ADC Collector
$15.64
UD23A08 12V Multifunction USB RS232 TTL UART Relay Module 8CH PC MCU Control Switch For Motro LED PTZ PLC IPC
$13.30
R217A08 5V 8CH RS232 IO Control Switch Relay PLC Expansion Board DB9 Serial Port PC Com Module For Arduino UNO MEGA NANO
$4.42
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