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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
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N4DOJ24 24V 24CH RS485 Relay Modbus RTU Module 10A NC COM NO Dry Contact Output Interface DIN35 C45 Rail Box UART PC PLC Expansion Board
$34.70
N4I6N06 24V Only Board 6AI-4DI-6DO 4-20MA Analog Digital Mixed Remote IO Module RS485 Modbus RTU Dry Contact Relay Board DC 12V 24V
$15.29
N4I6N06 12V Only Board 6AI-4DI-6DO 4-20MA Analog Digital Mixed Remote IO Module RS485 Modbus RTU Dry Contact Relay Board DC 12V 24V
$15.29
N4I6N06 12V With Box 6AI-4DI-6DO 4-20MA Analog Digital Mixed Remote IO Module RS485 Modbus RTU Dry Contact Relay Board DC 12V 24V
$16.44
N4I6N06 24V With Box 6AI-4DI-6DO 4-20MA Analog Digital Mixed Remote IO Module RS485 Modbus RTU Dry Contact Relay Board DC 12V 24V
$16.44
R4DB908 2 in 1 RS485 RS232 DB9 8DO Module Modbus Rtu 3A NPN Mos Optocoupler Isolation Output Solid State Relay for LED Motor PLC PTZ Can
$14.15
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RT4AE01 868MHz USB RJ45 UART Serial UART Wireless Data Transceiver Communication
OPDIA02 2 Channels DC 3.3V 5V Digital Isolation Communication Module 150Kbps TTL LvTTL Level Converter for UART SPI IIC RS485 GPIO
$1.99
OPDIB04 4 Channels DC 3.3V 5V Digital Isolation Communication Module 150Kbps TTL LvTTL Level Converter for UART SPI IIC RS485 GPIO
$1.99
R485A01 MCU Master-Slave Networking Transceiver UART RS232 TTL to RS485 Automatic Converter for Modbus Profibus CAN LonWorks Smart Home
$2.41
R485A01 MCU Master-Slave Networking Transceiver UART RS232 TTL to RS485 Automatic Converter for Modbus Profibus CAN LonWorks Smart Home
$2.58
UD67A01 3 In 1 USB To RS232 TTL232 Pro Mini Download Cable Serial Ports CH340 Converter Board Industrial Grade IC SP232
$2.99
R411B01 3.3V Auto RS485 to LVTTL RS232 Transceiver Converter SP3485 Module For esp8266 raspberry pi breadboard nodemcu banana pi
$3.10
R422B02 3.3V 5V UART PWM GPIO Digital Signal Full-Duplex Transceiver RS232 TTL to RS422 Converter Module for Raspberry Pico Pi Zero W
$3.10
OPTLB03 Industrial Grade RS485 To TTL232 RXD TXD R/D Isolated Communication Surge Protection Module For Arduino PLC ESP8266
$3.45
OPTLB03 Industrial Grade RS485 To TTL232 RXD TXD R/D Isolated Communication Surge Protection Module For Arduino PLC ESP8266
$3.45
R422B02 3.3V 5V UART PWM GPIO Digital Signal Full-Duplex Transceiver RS232 TTL to RS422 Converter Module for Raspberry Pico Pi Zero W
$3.79
OPDIC08 8 Channels DC 3.3V 5V Digital Isolation Communication Module 150Kbps TTL LvTTL Level Converter for UART SPI IIC RS485 GPIO
$4.14
R428A01 2 In 1 RS485 RS232 TTL AT Modbus RTU Relay Switch Board PC USB COM UART Serial Port 1 CH 12V DC Module
$4.99
R4DIF08 8 Bit Digital Switch TTL LvTTL CMOS IO Input UART RS485 For PLC Expand Relay Industrial Automation
$4.99
UD24B01 5V USB Relay DC 5V PC UART Serial Port SwitchTYPE-C USB TTL232 Relay Module For Arduino MEGA Raspberry PI
$4.99
N229E01 12V TTL 232 Relay DC 5V PC UART Serial Port SwitchTYPE-C USB TTL232 Relay Module For Arduino MEGA Raspberry PI
$4.99
N229E01 5V TTL 232 Relay DC 5V PC UART Serial Port SwitchTYPE-C USB TTL232 Relay Module For Arduino MEGA Raspberry PI
$4.99
LINTTL3 LIN 2.1/SAE J2602 Transceiver LIN Bus Module Master-Slave Protocol Controller 20KBD UART TTL232 RS485 K-line Can Data Analyzer
$4.99
N221B02 DC 5V 7.5V 9V 2Channel RS232 Relay Board Remote Control USB PC UART COM Serial Ports
$9.99
R4M9B12 DC 6-24V 4CH RS485 TTL232 Multifunction MOS Transistor Solid State Relay Module Modbus RTU AT Command for PLC Motor PTZ LED
$9.99
R4M9B12 DC 6-24V 4CH TTL232 Multifunction MOS Transistor Solid State Relay Module Modbus RTU AT Command for PLC Motor PTZ LED
$9.99
N4OPA02 150KBPS Adaptive BaudRate/DataBit/Parity/StopBit 3KV RS485 Active Isolator Signal Repeater Booster Amplifier Module
$15.99
R2OPB03 RS485 to RS232 Isolator Converter Serial Port Printer Networking Module PC STM32 MCU Development Board Debugger
$16.99
UD23A08 5V Multifunction USB RS232 TTL UART Relay Module 8CH PC MCU Control Switch For Motro LED PTZ PLC IPC
$19.99
UD23A08 24V V Multifunction USB RS232 TTL UART Relay Module 8CH PC MCU Control Switch For Motro LED PTZ PLC IPC
$19.99
UD23A08 12V Multifunction USB RS232 TTL UART Relay Module 8CH PC MCU Control Switch For Motro LED PTZ PLC IPC
$19.99
N223B08 DC12V 8CH 2 IN 1 RS232/TTL232 PC UART Relay Module Serial Pport Remote Control Switch For PLC Camera Industrial Control System
$22.99
N223B08 DC12V 8CH 2 IN 1 RS232/TTL232 PC UART Relay Module Serial Pport Remote Control Switch For PLC Camera Industrial Control System
$25.99
RT5BF01 433M Wireless Controller RS485 IO Point-to-Point Master-Slave RF Transceiver
$28.99
RT38B01 433-458MHz UART RS485 RF UART Wireless Data Transceiver Serial Port for Modbus
$29.99
RT4AE01 USB RJ45 to RS232 UART Wireless Transceiver RF Serial Port Data Passthrough 868M
$35.99
RT4AE01 USB RJ45 to RS232 Wireless Transceiver Serial Data Long-Distance Transmission
$35.99
RT4AE01 433MHz USB RJ45 RF Wireless Communication Serial Data Distance Transmission PTZ
$35.99
RT4AE01 RS485 to RS232 Wireless Transceiver Serial Data Long-Distance Transmission 433M
$35.99
RT4AE01 RS485 to USB RS45 UART Transceiver Serial Data Long-Distance Transmission 868MHz
$35.99
RT4AE01 868M RS485 to RS485 Wireless Transceiver Serial Data Long-Distance Transmission
$35.99
RT4AE01 RS485 to USB RS45 UART Transceiver Serial Data Long-Distance Transmission 433MHz
$35.99
RT4AE01 RS485 RS232 Wireless Transceiver Serial Data Long-Distance Transmission 868MHz
$35.99
RT4AE01 433M RS485 to RS485 Wireless Transceiver Serial Data Long-Distance Transmission
$35.99
RT4AE01 868MHz RS232 DB9 Com Wireless Transmission UART Serial Data Long-Distance
$35.99
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