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UART 485/232/TTL
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RS485 Modues & relays
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Wireless RS485/RS232 series 1
Current Voltage ADC Collector
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R428A01 2 In 1 RS485 RS232 TTL AT Modbus RTU Relay Switch Board PC USB COM UART Serial Port 1 CH 12V DC Module
US$4.99
R217A08 12V 8CH RS232 IO Control Switch Relay PLC Expansion Board DB9 Serial Port PC Com Module For Arduino UNO MEGA NANO
US$4.99
R4DIF08 8 Bit Digital Switch TTL LvTTL CMOS IO Input UART RS485 For PLC Expand Relay Industrial Automation
US$4.99
UD68B01 USB to RS485 485 Modbus programmer USB to RS485 Bus Converter Module CH340 SP485 MAX485 for Modbus Relay PLC PTZ
US$2.99
UD48501 VCC Output USB to RS485 programmer
US$5.99
25IOB16 16DI 16DO NPN to PNP RS485 Modbus Rtu Remote IO Module DC 12-24V 300MA DMOS PNP High Level Output for PLC LED Smart Home IOT
US$25.99
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LC4BE08 DC 5V 8CH Water Level Digital Tube Display Board Controller Liquid Sensor Module For Arduino For UNO MEGA2560 NANO MCU STM32
US$4.99
LC4BE08 DC 5V 8CH Water Level Digital Tube Display Board Controller Liquid Sensor Module For Arduino For UNO MEGA2560 NANO MCU STM32
US$4.99
TB453 for IO55C02 433M Wireless Remote Controller Forward Reverse Limit Speed Board 200W 12V 24V DC Motor Driver Module
US$7.99
IO55C02 for TB453 433M Wireless Remote Controller Forward Reverse Limit Speed Board 200W 12V 24V DC Motor Driver Module
US$29.99
RF23G08 TB455 DC 5V/12V/24V 8CH 433.92M EV1527 Learning Code OOK ASK RC RF Remote Control Wireless Controller Kit
US$19.99
TB447 for LC4BE08 Probe Wire
US$0.99
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UART 485/232/TTL
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N4VIA02 1A Multifunctional RS485 Ammeter & Voltmeter 0-30V Voltage & 0-5A Current Measurement Module Modbus RTU
US$7.99
N4VIA02 5A Multifunctional RS485 Ammeter & Voltmeter 0-30V Voltage & 0-5A Current Measurement Module Modbus RTU
US$7.99
N4VIA02 2A Multifunctional RS485 Ammeter & Voltmeter 0-30V Voltage & 0-5A Current Measurement Module Modbus RTU
US$7.99
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
US$7.99
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
US$7.99
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
US$7.99
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
US$7.99
UB485A1 Industrial-Grade PC Multi-purpose Bus Extender PLC MCU ARM ESP32 Arduino Debugging Tools USB to RS485 Converter
US$7.99
UB232B1 Industrial-Grade PC Multi-purpose Bus Extender PLC MCU ARM ESP32 Arduino Debugging Tools USB to RS232 Converter
US$7.99
UBTTLC1 Industrial-Grade PC Multi-purpose Bus Extender PLC MCU ARM ESP32 Arduino Debugging Tools USB to TTL232 Converter
US$7.99
N4VIA02 1A Multifunctional RS485 Ammeter & Voltmeter 0-30V Voltage & 0-5A Current Measurement Module Modbus RTU
US$6.99
N4VIA02 2A Multifunctional RS485 Ammeter & Voltmeter 0-30V Voltage & 0-5A Current Measurement Module Modbus RTU
US$6.99
N4VIA02 5A Multifunctional RS485 Ammeter & Voltmeter 0-30V Voltage & 0-5A Current Measurement Module Modbus RTU
US$6.99
N4ROB02 Mini DC 24V 8CH Multifunction Modbus Rtu RS485 Relay Board 2A 0.2W Low Power Consumption Micro Voice Relay Module N4ROF32
US$6.99
N4ROB02 Mini DC 12V 8CH Multifunction Modbus Rtu RS485 Relay Board 2A 0.2W Low Power Consumption Micro Voice Relay Module N4ROF32
US$6.99
R413E16 Core board RS485 Relay 16ch Multifunction NPN PNP IO Control Core Board Modbus Rtu Module
US$6.99
TB438_10K 10K B3950 1% NTC Thermal sensor NT28B16
US$6.99
TB438_50K*8 50K B3950 1% NTC Thermal sensor NT28B16
US$6.99
TB438_20K 20K B3950 1% NTC Thermal sensor NT28B16
US$6.99
TB438_100K*8 100K B3950 1% NTC Thermal sensor NT28B16
US$6.99
R46CA01 5V RS485 TS DC 3.7-25V DS18B20 RS485 RS232 TTL Modbus RTU Temperature Sensor Remote Acquisition Monitor Module For Arduino PC PLC MCU
US$6.99
N4KTA01 -200-1350Celsius RS485 Cold-Junction Compensated K-type Thermocouple-to-Digital Converter Temperature Detector Sensor Tester
US$6.99
WG18A02 DC 12V RS485 UART Modbus RTU HX711 Pressure Weight Sensor Electronic Scale Module For PLC Configuration Software
US$6.99
WG18A02 DC5V RS485 UART Modbus RTU HX711 Pressure Weight Sensor Electronic Scale Module For PLC Configuration Software
US$6.99
WG18A02 DC 12V RS485 UART Modbus RTU HX711 Pressure Weight Sensor Electronic Scale Module For PLC Configuration Software
US$6.99
WG18A02 DC 5V RS485 UART Modbus RTU HX711 Pressure Weight Sensor Electronic Scale Module For PLC Configuration Software
US$6.99
WG18A02 DC5V TTL 232 UART Modbus RTU HX711 Pressure Weight Sensor Electronic Scale Module For PLC Configuration Software
US$6.99
WG18A02 DC5V TTL 232 UART Modbus RTU HX711 Pressure Weight Sensor Electronic Scale Module For PLC Configuration Software
US$6.99
R413E16 Core board RS485 Relay 16ch Multifunction NPN PNP IO Control Core Board Modbus Rtu Module
US$6.59
R223B01 1CH DC12V PC COM DB9 RS232 Serial Port Delay Relay ARM MCU UART Switch Module For PLC 3D Printer LED Motor
US$5.99
VH396_1P4_2P12 for R4DB908 Wire connector
US$5.99
UD48501 VCC Output USB to RS485 programmer
US$5.99
UD23202 12V 5V VCC Output USB to RS232 Converter UART PC COM Serial Port Module for PLC IO HMI MCU PTZ Smart Home Debugging
US$5.99
UDTTL03 12V 5V VCC Output USB to TTL232 Converter UART PC COM Serial Port Module for PLC IO HMI MCU PTZ Smart Home Debugging
US$5.99
N4ROA01 Mini DC 24V 8CH Multifunction Modbus Rtu RS485 Relay Board 2A 0.2W Low Power Consumption Micro Voice Relay Module N4ROF32
US$5.99
N4ROA01 Mini DC 12V 8CH Multifunction Modbus Rtu RS485 Relay Board 2A 0.2W Low Power Consumption Micro Voice Relay Module N4ROF32
US$5.99
N434E01 DS18B20 Temperature and Humidity Transmitter Detection Sensor Module Modbus DS18B20 replace SHT20 SHT30 RS485 Analog Signal
US$5.99
N434E01 NTC Temperature and Humidity Transmitter Detection Sensor Module Modbus NTC replace SHT20 SHT30 RS485 Analog Signal
US$5.99
N434E01 AHT20 Temperature and Humidity Transmitter Detection Sensor Module Modbus AHT20 replace SHT20 SHT30 RS485 Analog Signal
US$5.99
PTA9B01 -20-220 Celsius PT100 Thermocouple Temperature Detector RTD Sensor Tester Converter RS485 Modbus RTU
US$5.99
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