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UART 485/232/TTL
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RS485 Modues & relays
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Wireless RS485/RS232 series 1
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top saler
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
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
25IOB16 16DI 16DO PNP 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
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
US$19.99
R4M9B12 DC 6-24V 4CH RS485 TTL232 Multifunction MOS Transistor Solid State Relay Module Modbus RTU AT Command for PLC Motor PTZ LED
US$9.99
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RT4AE01 VHF/UHF Radio Modem 433M RS232/USB Wireless Transceiver Serial Data Long-Distance Transmission Module
US$19.99
DN22D08 8 Channel 24V Relay Shield Module RS485 PLC IO Expanding Board For Arduino NANO V3.0
US$17.99
DN22D08 8 Channel 12V Relay Shield Module RS485 PLC IO Expanding Board For Arduino NANO V3.0
US$15.99
R4HUB08 1xRS485 to 8xRS485 1/8 Port Industrial Gateway Serial Server RJ45 to RS485 HUB Converter UDP TCP Modbus TCP RTU MQTT HTTP PLC
US$21.99
DN22D08 8 Channel 12V Relay Shield Module RS485 PLC IO Expanding Board For Arduino NANO V3.0
US$17.99
DN22D08 8 Channel 24V Relay Shield Module RS485 PLC IO Expanding Board For Arduino NANO V3.0
US$15.99
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UART 485/232/TTL
UART 485/232/TTL
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PTA9B01 -20-400 Celsius PT100 Thermocouple Temperature Detector RTD Sensor Tester Converter RS485 Modbus RTU
US$5.99
PTA8D08 -40℃ to +500℃ 8AI RS485 Analog Input PT100 RTD RS485 Temperature Sensor Acquisition Module replace NTC K Thermocouple DS18B20
US$19.99
R4DCB08 8 CH DC 12V DS18B20 RS485 Temperature Sensor Remote Acquisition Monitor Digital Thermometer Module PLC Configuration
US$10.99
AMAIE08 8CH 8AI 4-20MA 0-20MA to RS485 Current Voltage ADC Collector MODBUS RTU Read Capture
US$29.99
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
US$25.99
N4DIG08 8CH Input/Output UART RS485 Modbus RTU Controller PLC Expansion Module For Arduino UNO MEGA NANO STM32 AVR PIC
US$4.19
PTA8D08 -40℃ to +500℃ 8AI RS485 Analog Input PT100 RTD RS485 Temperature Sensor Acquisition Module replace NTC K Thermocouple DS18B20
US$21.99
N4AIA04 4 CH 4-20MA/0-20MA/0-5V/0-10V Voltage Analog Acquisition RS485 Modbus RTU ADC Module For PLC Measuring Instruments
US$3.99
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
US$25.99
ET69C02 Serial Port Server Module RS485 to Ethernet Network TCP/IP Converter UDP TCP Client Server MQTT PLC
US$12.99
WG18A02 DC 12V RS485 UART Modbus RTU HX711 Pressure Weight Sensor Electronic Scale Module For PLC Configuration Software
US$6.99
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
US$15.99
R4A8H08 12V 8DO 4DI 8AI RS485 Modbus RTU Multifunction Relay Module PLC IO Expanding Board 4-20MA 0-10V Current Voltage Collector R4A8H08
US$31.99
PTA9B01 -20-220 Celsius PT100 Thermocouple Temperature Detector RTD Sensor Tester Converter RS485 Modbus RTU
US$5.99
PTA8C04 4CH DC 24V -40~500 Celsius PT100 Thermocouple Temperature Sensor Module Modbus RTU Platinum Thermal Resistance Collector
US$11.99
R4A8H08 12V 8DO 4DI 8AI RS485 Modbus RTU Multifunction Relay Module PLC IO Expanding Board 4-20MA 0-10V Current Voltage Collector R4A8H08
US$29.99
R413D08 12V RS485 RS232(TTL) PLC Modbus RTU Module 8ch IO Control Switch Board for Relay Industrial automation
US$4.99
TB445_B PT100 Thermal Resistance Collector
US$3.99
R4DIF08 8 Bit Digital Switch TTL LvTTL CMOS IO Input UART RS485 For PLC Expand Relay Industrial Automation
US$4.99
N4D8C1224V 12CH Digital IO RS485 Relay Module Modbus RTU DIN35 C45 Rail Box For PLC PTZ Configuration
US$29.99
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
US$17.99
AMDSG08 8 DS18B20 temperature acquisition module / RS485 MODBUS RTU communication replace WP3066ADAM
US$22.99
PTA8C04 4CH DC 24V -40~220 Celsius PT100 Thermocouple Temperature Sensor Module Modbus RTU Platinum Thermal Resistance Collector
US$13.99
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
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
TB445 PT100 Thermal Resistance Collector
US$3.99
UD74B08 DC 24V 8ch IO Digital Collector USB COM Serial Port UART Relay Module
US$19.99
PT21A01 DC 12V -40~220 Celsius 1CH Celsius PT100 RTD Thermocouple Celsius Fahrenheit Wide RS485 Temperature Measurement Modbus RTU Board Sensor Module
US$4.99
R4D3B16 16CH 12V 10A DIN Rail Box PLC Expansion Board RS485 Modbus RTU Relay Module
US$25.99
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
US$10.99
TB436 N4DSB03 N4DSA02 DS18B20 Sensor for R4DCB08 8 CH DC 12V DS18B20 RS485 Temperature Sensor Remote Acquisition Monitor Digital Thermometer Module PLC Configuration
US$3.99
R46CA01 5V RS485 NO TS DC 3.7-25V DS18B20 RS485 RS232 TTL Modbus RTU Temperature Sensor Remote Acquisition Monitor Module For Arduino PC PLC MCU
US$3.99
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
US$12.99
R4AVA07 7CH 5V 10V Voltage Analog Acquisition RS485 Modbus RTU Module For PLC Oscilloscope ADC 4-20MA Sensor
US$4.99
TB438_100K*8 100K B3950 1% NTC Thermal sensor NT28B16
US$6.99
LINTTL3 LIN 2.1/SAE J2602 Transceiver LIN Bus Module Master-Slave Protocol Controller 20KBD UART TTL232 RS485 K-line Can Data Analyzer
US$3.99
AMVIF08 DC 12V-24V 8VI 0-10V To RS485 Current Voltage ADC Collector Module MODBUS RTU Board
US$29.99
PTA8D08 -40℃ to +220℃ 8AI RS485 Analog Input PT100 RTD RS485 Temperature Sensor Acquisition Module replace NTC K Thermocouple DS18B20
US$19.99
RT5BF01 N4RFA04 Relay RT5BF01 DC 12V 433M Wireless RS485 IO Point-to-Point Master-Slave RF Transceiver Relay Swicth Board for Water Pump LED PTZ PLC
US$32.99
DM56A04 4 Bit DC 5V 12V 24V RS485 Digital Tube Characters LED Display Module Modbus RTU for PLC Configuration Software Configuration Software
US$9.99
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