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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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TB438 8 pcs 10K B3950 1% NTC Thermal sensor
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LO1117MB Tiny Out 1A 1.2V 80MV Drop Voltage 60uA Standby Step-Down Buck LDO Module rep AMS1117 7805 for Arduino ESP32
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LO1117MB Tiny Out 1A 1.2V 80MV Drop Voltage 60uA Standby Step-Down Buck LDO Module rep AMS1117 7805 for Arduino ESP32
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LO1117MB Tiny Out 1A 1.8V 80MV Drop Voltage 60uA Standby Step-Down Buck LDO Module rep AMS1117 7805 for Arduino ESP32
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LO1117MB Tiny Out 1A 1.8V 80MV Drop Voltage 60uA Standby Step-Down Buck LDO Module rep AMS1117 7805 for Arduino ESP32
$1.99
LO1117MB Tiny Out 1A 2.5V 80MV Drop Voltage 60uA Standby Step-Down Buck LDO Module rep AMS1117 7805 for Arduino ESP32
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UART 485/232/TTL
UART 485/232/TTL
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N4ROB02 DC 12V 2CH Micro Size 3A RS485 Relay Board PC UART Serial Port Switch DC 12V 24V Dual_Channel Digital Output Module
$6.99
N4ROA01 Mini DC 12V 8CH Multifunction Modbus Rtu RS485 Relay Board 2A 0.2W Low Power Consumption Micro Voice Relay Module N4ROF32
$5.99
CE035 DC 12V 2 CH RS485 Relay Board UART Serial Port Switch Module Modbus AT Command Control For PLC Smart Home Automated Industry
$10.35
CE035 DC 12V 2 CH RS485 Relay Board UART Serial Port Switch Module Modbus AT Command Control For PLC Smart Home Automated Industry
$13.99
R413E16 Core board RS485 Relay 16ch Multifunction NPN PNP IO Control Core Board Modbus Rtu Module
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TB440 for R413E16 16ch Relay Board RS485 Relay 16ch Multifunction NPN PNP IO Control Core Board Modbus Rtu Module
$13.99
R4D8A08 DC 12V 8 Channel RS485 Relay Module Modbus RTU UART Remote Control Switch DIN35 C45 Rail Box for PLC PTZ Camera Security Monito
$19.99
R4D8A08 DC 12V 8 Channel RS485 Relay Module Modbus RTU UART Remote Control Switch DIN35 C45 Rail Box for PLC PTZ Camera Security Monito
$17.99
R4D3C32 24V C45 Rail Box DC 32ch DIN35 RS485 Modbus RTU Relay Board 485 Bus Remote Control Switch for LED Motor PLC PTZ Camera Smart
$80.40
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
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N467D01 1A 8-30V Small DC Linear Geared Motor Driver Forward Reverse Stop Delay Timer Controller RS485 PLC IO
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N467D01 2A 8-30V Small DC Linear Geared Motor Driver Forward Reverse Stop Delay Timer Controller RS485 PLC IO
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CAN4A02 CAN to RS485 Transparent Transmission Converter Field Bus Signal to RS232(TTL) Module for CNC Car Automated Industry PLC Relay
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CAN4A02 CAN to RS485 Transparent Transmission Converter Field Bus Signal to RS232(TTL) Module for CNC Car Automated Industry PLC Relay
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R413D08 5V RS485 RS232(TTL) PLC Modbus RTU Module 8ch IO Control Switch Board for Relay Industrial automation
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R413D08 12V RS485 RS232(TTL) PLC Modbus RTU Module 8ch IO Control Switch Board for Relay Industrial automation
$4.99
AMROD08 8RO Relay Module DC 12V-24V RS485 MODBUS RTU Isolated Communication Digital Output PLC Board
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AMDIB16 PNP 16DI DC 12V 24V PNP Digital Input Module RS485 Isolated Communication 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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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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AMDOC16 DC 12V 24V 16DO RS485 Isolated Communication Switch Digital Output MODBUS RTU PLC Expansion Board
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N4DIG08 8CH Input/Output UART RS485 Modbus RTU Controller PLC Expansion Module For Arduino UNO MEGA NANO STM32 AVR PIC
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N4DIG08 8CH Input/Output UART RS485 Modbus RTU Controller PLC Expansion Module For Arduino UNO MEGA NANO STM32 AVR PIC
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N4DIG08 8CH Input/Output UART RS485 Modbus RTU Controller PLC Expansion Module For Arduino UNO MEGA NANO STM32 AVR PIC
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UD74B08 DC 24V 8ch IO Digital Collector USB COM Serial Port UART Relay Module
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UD74B08 DC 12V 8ch IO Digital Collector USB COM Serial Port UART Relay Module
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N434E01 DS18B20 Temperature and Humidity Transmitter Detection Sensor Module Modbus DS18B20 replace SHT20 SHT30 RS485 Analog Signal
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N434E01 NTC Temperature and Humidity Transmitter Detection Sensor Module Modbus NTC replace SHT20 SHT30 RS485 Analog Signal
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N434E01 AHT20 Temperature and Humidity Transmitter Detection Sensor Module Modbus AHT20 replace SHT20 SHT30 RS485 Analog Signal
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SH34D16 16CH RS485 Temperature & Humidity Collector Module SHT30 SHT3X Sensor Remote acquisition Controller Digital Thermometer
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DM18A01 1 bit 1.8 inch RS485 Modbus Rtu Digital Tube LCD LED Display Module DC 12V 24V for PLC HMI Temperature Humidity Sensor Digital Analog
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R414A01 DC 5V-23V RS485 Modbus RTU Temperature And Humidity Sensor Remote Acquisition Monitor Replace DHT11 DHT22 DS18B20 PT100
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WHTCA01 + TB448 + TB449 DC 3.7-5V Lithium Battery Type-C USB Mini Humidifier DIY Kits Mist Maker Driver Circuit Board Fogger Atomization Film
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DM18A01 1 bit 1.8 inch RS485 Modbus Rtu Digital Tube LCD LED Display Module DC 12V 24V for PLC HMI Temperature Humidity Sensor Digital Analog
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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
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DM18C04 4 bit 1.8 inch RS485 Modbus Rtu Digital Tube LCD LED Display Module DC 12V 24V for PLC HMI Temperature Humidity Sensor Digital Analog
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NT38D01 485 Mini RS485 1k-100K Resistance Value Measurement Module 10K 3950 NTC Thermistor Collector
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NT38D01 232 Mini TTL232 1k-100K Resistance Value Measurement Module 10K 3950 NTC Thermistor Collector
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NT38D01 485 Mini RS485 1k-100K Resistance Value Measurement Module 10K 3950 NTC Thermistor Collector
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NT38D01 232 Mini TTL232 1k-100K Resistance Value Measurement Module 10K 3950 NTC Thermistor Collector
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