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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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top saler
R4D3B16 16CH 12V 10A DIN Rail Box PLC Expansion Board RS485 Modbus RTU Relay Module
US$22.99
N4DSB03 1-2CH RS485 Digital Temperature Collector Module -55 to +125C DS18B20 Sensor DC 5V 12V 24V for Thermostat Smart Home R46CA01
US$3.99
N4DSA02 2CH RS485 Digital Temperature Collector DS18B20 Sensor DC 5V 12V 24V Modbus Analog Input IO for Thermostat Smart Home R46CA01
US$3.99
R46CA01 12V RS485 NO DC 3.7-25V DS18B20 RS485 RS232 TTL Modbus RTU Temperature Sensor Remote Acquisition Monitor Module For Arduino PC PLC MCU
US$3.99
N4DSB03 1-2CH RS485 Digital Temperature Collector Module -55 to +125C DS18B20 Sensor DC 5V 12V 24V for Thermostat Smart Home R46CA01
US$4.36
N4VIA02 5A Multifunctional RS485 Ammeter & Voltmeter 0-30V Voltage & 0-5A Current Measurement Module Modbus RTU
US$7.99
New Products [more]
OPMSC12 NPN Input 3.3-5V NPN Output 12CH DC 3.3V/5V/12V/24V 5A PLC Signal Amplifier NPN/PNP Logic Level Converter Module
US$17.99
OPMSC12 NPN Input 12-24V NPN Output 12CH DC 3.3V/5V/12V/24V 5A PLC Signal Amplifier NPN/PNP Logic Level Converter Module
US$18.99
OPMSC12 PNP Input 3.3-5V NPN Output 12CH DC 3.3V/5V/12V/24V 5A PLC Signal Amplifier NPN/PNP Logic Level Converter Module
US$17.99
OPMSC12 NPN Input 12-24V PNP Output 12CH DC 3.3V/5V/12V/24V 5A PLC Signal Amplifier NPN/PNP Logic Level Converter Module
US$18.99
OPMSC12 NPN Input 12-24V NPN Output 12CH DC 3.3V/5V/12V/24V 5A PLC Signal Amplifier NPN/PNP Logic Level Converter Module
US$17.99
OPMSC12 NPN Input 12-24V PNP Output 12CH DC 3.3V/5V/12V/24V 5A PLC Signal Amplifier NPN/PNP Logic Level Converter Module
US$17.99
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UART 485/232/TTL
RS485 Modues & relays
RS485 Modues & relays
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TB356 1Hz~10kHz 0.1% Stepping Frequency Continuously Adjustable wave Signal Generator replace NE555 LM358 CD4017 DDS PWM AD9850 AD9851
US$2.99
N4ROD08 Mini DC 24V 8CH Multifunction Modbus Rtu RS485 Relay Board 2A 0.2W Low Power Consumption Micro Voice Relay Module N4ROF32
US$16.99
R4PIN08 8DI with pin 8CH Multifunction RS485 Remote IO 2.54mm Pin Core Board Modbus Rtu Master-slave Digital Collection Module DC 5V 12V 24V
US$3.99
ETVOD08 12V 8CH PNP DI Digital Analog Ethernet Remote I/O Modules Modbus RTU TCP/IP MQTT Network Controller 4-20MA 0-10V DAC Output Board
US$35.99
R4IVB02 Power 5V IN 0-20MA Low-Cost 2-AI Modbus RS485 Voltage Current 12Bit ADC Collection Module 4-20mA 0-10V PLC HMI Analog Remote IO Expansion Board
US$3.99
R444A01 DC 5V 12V 24V Digital display Modbus RTU RS485 Temperature humidity sensor Module AM2320 replace DHT11 DHT22 DS18B20 PT100
US$13.99
ETROA01 24V 1DI 1DO 3 IN 1 Serial Serve/Ethernet/RS485 Relay Module Modbus RTU TCP/IP UART DI-DO Network Controller Switch PLC Remote IO Board
US$13.99
R46CA01 ATS 5V TTL232 TS DC 3.7-25V DS18B20 RS485 RS232 TTL Modbus RTU Temperature Sensor Remote Acquisition Monitor Module For Arduino PC PLC MCU
US$4.29
AMDIB16 NPN 16DI DC 12V 24V NPN Digital Input Module RS485 Isolated Communication MODBUS RTU PLC Expansion Board
US$26.99
SHA9D01 TTL232 5V Industrial Temperature & Humidity SHT30 Sensor Adapter Board RS485 TTL Modbus Rtu Analog Remote IO SHA9D01 Module HMI PLC Expand
US$3.99
N4VIH16 5V 16AI 0-5V 0-10V Current/Voltage Analog Acquisition RS485 Modbus RTU ADC Module DC 5V 12V 24V mini PinBoard
US$9.99
R4PIN08 With pin 4DI-4DO 8CH Multifunction RS485 Remote IO 2.54mm Pin Core Board Modbus Rtu Master-slave Digital Collection Module DC 5V 12V 24V
US$3.99
TB446 for SHA9D01 SHT30 sensor Modbus Rtu Digital Temperature Humidity Sensor Module
US$3.99
NT48A08 8CH RS485 Temperature Collector Inspection Instrument AI Remote IO Module Modbus RTU Paperless Recorder 10K B3950 NTC Sensor
US$11.99
N4ROC04 Mini DC 24V 4CH Multifunction Modbus Rtu RS485 Relay Board 2A 0.2W Low Power Consumption Micro Voice Relay Module N4ROF32
US$9.99
N4ROC04 Mini DC 12V 4CH Multifunction Modbus Rtu RS485 Relay Board 2A 0.2W Low Power Consumption Micro Voice Relay Module N4ROF32
US$10.69
N4ROE16 Mini DC 24V 16CH Multifunction Modbus Rtu RS485 Relay Board 2A 0.2W Low Power Consumption Micro Voice Relay Module N4ROF32
US$25.99
ETAIC04 12V 4CH NPN DI Digital Analog Ethernet Remote I/O Modules Modbus RTU TCP/IP MQTT Network Controller 4-20MA 0-10V DAC Output Board
US$19.99
N4KTA01 -200-1350Celsius RS485 Cold-Junction Compensated K-type Thermocouple-to-Digital Converter Temperature Detector Sensor Tester
US$6.99
NT48B20 20CH RS485 Temperature Collector Inspection Instrument AI Remote IO Module Modbus RTU Paperless Recorder 10K B3950 NTC Sensor
US$17.99
NT48C32 32CH RS485 Temperature Collector Inspection Instrument AI Remote IO Module Modbus RTU Paperless Recorder 10K B3950 NTC Sensor
US$23.99
NT48B20 20CH RS485 Temperature Collector Inspection Instrument AI Remote IO Module Modbus RTU Paperless Recorder 10K B3950 NTC Sensor
US$19.99
RFSOB08 for RFSIA08 915Hz Lora Receiver with Feedback Switch Quantity IO Wireless Remote Transmission Industrial Motor Remote Controller
US$26.99
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
RFSOB08 for RFSIA08 868MHz Lora Receiver with Feedback Switch Quantity IO Wireless Remote Transmission Industrial Motor Remote Controller
US$26.99
N4DOJ24 12V 24CH RS485 Relay Modbus RTU Module 10A NC COM NO Dry Contact Output Interface DIN35 C45 Rail Box UART PC PLC Expansion Board
US$39.99
KTHERM for N4KTA01 K Type Thermocouple Negative temperature
US$2.99
N4DVB32 5V 32-AI RS485 Differential Voltage Collector Modbus RTU 0-5V 0-10V Analog Input ADC Signal Acquisition System DC 12V 24V
US$25.99
ETVOD08 12V 8CH NPN DI Digital Analog Ethernet Remote I/O Modules Modbus RTU TCP/IP MQTT Network Controller 4-20MA 0-10V DAC Output Board
US$32.99
NT48C32 32CH RS485 Temperature Collector Inspection Instrument AI Remote IO Module Modbus RTU Paperless Recorder 10K B3950 NTC Sensor
US$26.99
RFSIA08 RFSOB08 915MHz Lora Transceiver Kit with Feedback Switch Quantity IO Wireless Remote Transmission Industrial Motor Remote Controller
US$48.99
TB439 NTC B B3950 10K 1% NTC Thermal sensor for NT18B07 7 CH NTC Temperature Transmitter 10K Thermistor to RS485 Acquisition Module For PLC Paperless Recorder Configuration Softwa
US$1.99
RFSIA08 for RFSOB08 868MHz Lora Transmitter with Feedback Switch Quantity IO Wireless Remote Transmission Industrial Motor Remote Controller
US$23.99
RFSIA08 RFSOB08 868MHz Lora Transceiver Kit with Feedback Switch Quantity IO Wireless Remote Transmission Industrial Motor Remote Controller
US$48.99
N4DVB32 10V 32-AI RS485 Differential Voltage Collector Modbus RTU 0-5V 0-10V Analog Input ADC Signal Acquisition System DC 12V 24V
US$24.99
UD422D4 4 IN 1 Multifunctional USB Debugger RS485 RS422 RS232 TTL Extender High speed Isolation Anti-interference Lightning protection
US$24.99
N4DVB32 10V 32-AI RS485 Differential Voltage Collector Modbus RTU 0-5V 0-10V Analog Input ADC Signal Acquisition System DC 12V 24V
US$26.99
NT48A08 8CH RS485 Temperature Collector Inspection Instrument AI Remote IO Module Modbus RTU Paperless Recorder 10K B3950 NTC Sensor
US$13.49
N4DVB32 5V 32-AI RS485 Differential Voltage Collector Modbus RTU 0-5V 0-10V Analog Input ADC Signal Acquisition System DC 12V 24V
US$23.99
RYN408F 24V 8CH Relay Pluggable Modbus Remote IO Module Baud Rate Slave ID Dip Switch Selection Easy To Use Multi-function Switch Board
US$21.99
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