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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
RS485 Relays
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Pressure Weight Sensor
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series 1
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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]
DR21A01 Ultra Small Light DC 5V 1 Channel DPDT Relay Module Double Switch Board High level IO Control
US$1.99
TB338 433M 315M Antenna For RF Superheterodyne Super-regenerative Wireless Module
US$0.99
R421A08 8 CH DC 12V RS485 Relay Module Modbus RTU 485 Remote Control Switch For PLC PTZ Camera
US$21.99
IV1212TA TB459 200W DC 12V to AC 12V Inverter 2W AC 12V to 220V 50Hz Square Wave Signal Generator Module
US$15.99
TB116 1M RG-178 RG178 SMA Male To Female SMA Wireless Module RF Radio GSM GPRS Coaxial
US$3.99
IO25E08 DC 5V 8 CH Multifunction Power Conditioner Sequencer Switch Interlock Latch Self-locking Momentary Relay Module
US$17.99
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UART 485/232/TTL
RS485 Modues & relays
RS485 Modues & relays
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R413D08 5V RS485 RS232(TTL) PLC Modbus RTU Module 8ch IO Control Switch Board for Relay Industrial automation
US$4.99
R413D08 12V RS485 RS232(TTL) PLC Modbus RTU Module 8ch IO Control Switch Board for Relay Industrial automation
US$4.99
LD58A08 8ch RS485 Modbus RTU DO/PWM Output Multifunction MOS Driver Board for Multilayer Signal Lights LED Relay Solenoid Valves Motor
US$9.99
LD58A08 8ch RS485 Modbus RTU DO/PWM Output Multifunction MOS Driver Board for Multilayer Signal Lights LED Relay Solenoid Valves Motor
US$9.99
AMROD08 8RO Relay Module DC 12V-24V RS485 MODBUS RTU Isolated Communication Digital Output PLC Board
US$24.99
AMDIB16 PNP 16DI DC 12V 24V PNP Digital Input Module RS485 Isolated Communication MODBUS RTU PLC Expansion Board
US$26.99
AMDIB16 NPN 16DI DC 12V 24V NPN Digital Input Module RS485 Isolated Communication MODBUS RTU PLC Expansion Board
US$26.99
SGIOB08 8Ch DC 7-30V Safety Barrier Shell RS485 Digital Optocoupler Input Darlington tube Output Module MODBUS RTU PLC Expansion Board
US$29.99
R4D1C32 DC 6.5-30V 32CH DIN35 C45 Rail Box RS485 Modbus RTU Controller 300MA Driver Module For PLC Relay Switch LED Motor
US$13.99
R4D1C32 DC 6.5-30V 32CH DIN35 C45 Rail Box RS485 Modbus RTU Controller 300MA Driver Module For PLC Relay Switch LED Motor
US$15.99
AMDOC16 DC 12V 24V 16DO RS485 Isolated Communication Switch Digital Output MODBUS RTU PLC Expansion Board
US$22.99
N4DIG08 8CH Input/Output UART RS485 Modbus RTU Controller PLC Expansion Module For Arduino UNO MEGA NANO STM32 AVR PIC
US$3.99
N4DIG08 8CH Input/Output UART RS485 Modbus RTU Controller PLC Expansion Module For Arduino UNO MEGA NANO STM32 AVR PIC
US$4.39
N4DIG08 8CH Input/Output UART RS485 Modbus RTU Controller PLC Expansion Module For Arduino UNO MEGA NANO STM32 AVR PIC
US$4.19
UD74B08 DC 24V 8ch IO Digital Collector USB COM Serial Port UART Relay Module
US$19.99
UD74B08 DC 12V 8ch IO Digital Collector USB COM Serial Port UART Relay Module
US$19.99
ETROA01 12V 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$12.99
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$12.99
ETROA01 12V 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
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
ETROB02 12V 2DI 2DO 3 IN 1 Serial Serve/Ethernet/RS485 Relay Module Modbus RTU TCP/IP UART DI-DO Network Controller Switch PLC Remote IO Board
US$14.99
ETROB02 24V 2DI 2DO 3 IN 1 Serial Serve/Ethernet/RS485 Relay Module Modbus RTU TCP/IP UART DI-DO Network Controller Switch PLC Remote IO Board
US$14.99
ETROB02 12V 2DI 2DO 3 IN 1 Serial Serve/Ethernet/RS485 Relay Module Modbus RTU TCP/IP UART DI-DO Network Controller Switch PLC Remote IO Board
US$16.59
ETROB02 24V 2DI 2DO 3 IN 1 Serial Serve/Ethernet/RS485 Relay Module Modbus RTU TCP/IP UART DI-DO Network Controller Switch PLC Remote IO Board
US$16.59
R4IVB02 Power 6-25V IN 0-10V 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
R4IVB02 Power 5V IN 0-10V 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
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
R4IVB02 Power 6-25V IN0-20MA 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
R4CVA02 Power 5V IN0-10V Mini 2CH Voltage Current RS485 Collector Module ADC Serial Port UART AI Input Module PLC Analog IO
US$2.99
R4CVA02 Power 6-25V IN0-10V Mini 2CH Voltage Current RS485 Collector Module ADC Serial Port UART AI Input Module PLC Analog IO
US$2.99
R4CVA02 Power 5V IN0-20MA Mini 2CH Voltage Current RS485 Collector Module ADC Serial Port UART AI Input Module PLC Analog IO
US$2.99
R4CVA02 Power 6-25V IN 0-20MA Mini 2CH Voltage Current RS485 Collector Module ADC Serial Port UART AI Input Module PLC Analog IO
US$2.99
UD422D4 4 IN 1 Multifunctional USB Debugger RS485 RS422 RS232 TTL Extender High speed Isolation Anti-interference Lightning protection
US$24.99
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
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
SH34D16 16CH RS485 Temperature & Humidity Collector Module SHT30 SHT3X Sensor Remote acquisition Controller Digital Thermometer
US$25.99
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