Collection: RS485 RS232 TTL UART board
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N4IOA01 DC 12V RS485 to 4-20MA 0-20MA Current Signal Generator DAC Converter Modbus RTU
Regular price $5.99Regular priceUnit price / per$13.48Sale price $5.99Sale -
CE039 DC 12V 4Ch RS232 Relay Board SCM PC USB UART DB9 Remote Control Switch PLC Motor
Regular price $12.99Regular priceUnit price / per$23.98Sale price $12.99Sale -
OP11A01 3-24V NPN PNP Signal Mutual Converter Logic Level Isolator for Arduino MEGA PI Nano V3 PLC RS485 Digital IO Module
Regular price From $1.40Regular priceUnit price / per$1.40Sale price From $1.40 -
AMVIF08 AMAIE08 DC 12V-24V 8AI 8VI 4-20MA /0-10V to RS485 Current/Voltage ADC Collector Read Capture Module MODBUS RTU PLC Board
Regular price $22.99Sale price $22.99Unit price / perSale -
ETD8A12 2 in 1 12CH Modbus RTU/TCP DIO Network Ethernet Controller RS485 Relay Module DC 12V 24V
Regular price $39.99Sale price $39.99Unit price / per -
N4D3E16 DC 12V 24V 16 Input 16 Output RS485 Remote Control Switch PLC IO expansion Board 03 06 16 Modbus RTU Module
Regular price From $15.99Regular priceUnit price / per$12.62Sale price From $15.99 -
DN33C08 PICO2020 DC 12V 24V 8ch Multifunction Delay Timer RS485 Modbus Relay Module for Simple Open PLC Python C++
Regular price From $9.99Regular priceUnit price / per$11.23Sale price From $9.99Sale -
AMVIF08 8CH 0-10V Voltage Analog Input Module RS485 MODBUS RTU Communication ADC Board for shunt Hall fluxgate Pressure Sensor
Regular price $24.27Regular priceUnit price / per$24.27Sale price $24.27 -
N4ROB02 N4ROA01 Mini Size 1/2CH Multifunction RS485/RS422 Relay Module 8 Commands ON OFF Momentary Self-locking Interlock Delay DC 12V/24V
Regular price From $3.49Regular priceUnit price / per$2.92Sale price From $3.49 -
N4KTF32 32CH K Thermocouple -200-1350C Ultra-wide Temperature Collector RS485 Analog Remote IO Board Thermocouple-to-Digital Converter
Regular price From $150.00Regular priceUnit price / per$214.20Sale price From $150.00Sale -
N4A7K16 N4A8I16 Digital Analog Mixed Acquisition Module with 24CH RS485 Remote I/O and 0-20MA 4-20MA Support
Regular price From $16.99Regular priceUnit price / per$20.26Sale price From $16.99Sale -
N46IB02 4-20MA to RS485 2 Channel DC 12V 0-25MA Analog acquisition module 12Bit ADC Board Modbus RTU PLC
Regular price $3.99Sale price $3.99Unit price / per -
NTA8A01 -20-125 Celsius RS485 TTL RS232 Temperature Sensor Converter Module for 10K 3950 NTC Thermistor Resistor replace DS18B20 PT100
Regular price From $1.39Regular priceUnit price / per$1.39Sale price From $1.39 -
AMAIE08 8ch 12V-24V 4-20MA/0-20MA Current Collector Module RS485 MODBUS RTU Board for Shunt Hall fluxgate Pressure 2/3-wire Sensor
Regular price $22.99Regular priceUnit price / per$38.54Sale price $22.99Sale -
N4IOA01 DC 12V RS485 to 4-20MA 0-20MA Current Signal Generator DAC Converter Module Modbus RTU for PLC Measuring Instruments
Regular price $5.99Regular priceUnit price / per$3.99Sale price $5.99 -
24DIA16 24DIB32 24DIC48 16/32/48CH DI NPN PNP Digital Switch PLC IO Expansion 3000VDC Optical
Regular price From $2.99Regular priceUnit price / per$7.99Sale price From $2.99Sale -
23IOD32 32CH RS485 IO Master-Slave Remote Control Switch Board NPN/PNP Isolation Input 300MA MOS Output Modbus RTU PLC Expansion Module
Regular price From $27.99Regular priceUnit price / per$36.97Sale price From $27.99Sale -
DNC2B04 1nF to 9999nF Step-1nF cztery dekady Programmable Capacitor Board Polypropylene Film Capacitor C35 DIN Rail For PLC
Regular price From $11.99Regular priceUnit price / per$10.62Sale price From $11.99 -
N4CRB04 4DI-4DO RS485 Pulse Counter Relay Remote IO Modbus Watchdog inching self-locking interlocking Delay PLC HMI IO Expansion
Regular price From $16.99Regular priceUnit price / per$21.39Sale price From $16.99Sale -
TB073 2 Functions USB COM Port DB9 TTL232 RS232 TTL 232 CH340T USB2.0 Cable Adapter
Regular price $3.99Regular priceUnit price / per$13.48Sale price $3.99Sale -
Master USB TO TTL232 Wireless Transceiver UART Serial Port for Arduno R3
Regular price From $7.38Regular priceUnit price / per$7.38Sale price From $7.38 -
LINTTL3 LIN 2.1/SAE J2602 Transceiver LIN Bus Module Master-Slave Protocol Controller 20KBD UART TTL232 RS485 K-line Can Data Analyzer
Regular price $4.99Regular priceUnit price / per$5.70Sale price $4.99Sale -
OP31C08 8Ch In 3-8V Out 3-8VLogic Protection Panel 5V Level Conversion Module Npn Pnp Isolation Ttl Lvttl Digital for Arduino Plc Mcu Pi
Regular price From $3.99Regular priceUnit price / per$3.99Sale price From $3.99 -
TB243 USB to RS485 DB9 to 485 Converter Adapter CH340 MAX485 Serial Port UART COM PLC
Regular price $7.99Regular priceUnit price / per$19.48Sale price $7.99Sale























