Collection: RS485 IO
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R4D7G04 2AI-2DI-20DO Multifunction Relay Module – RS485 Modbus RTU 4-20mA/0-10V Analog Input PLC IO Expansion Board 10A Output
Regular price From $14.54 USDRegular price$16.12 USDSale price From $14.54 USDR4D7G04 2AI-2DI-20DO Multifunction Relay Module – RS485 Modbus RTU 4-20mA/0-10V Analog Input PLC IO Expansion Board 10A Output
Regular price From $14.54 USDRegular price$16.12 USDSale price From $14.54 USDR4D7G04 2AI-2DI-20DO Multifunction Relay Module – RS485 Modbus RTU 4-20mA/0-10V Analog Input PLC IO Expansion Board 10A Output
Regular price From $14.54 USDRegular price$16.12 USDSale price From $14.54 USDSale -
ES32A08/ES33B08 ESP32 Industrial IO Expansion Board – 8AI-8DI-8DO Relay Module with RS485 Modbus & WiFi for PLC Automation IoT DIY
Regular price From $20.89 USDRegular price$20.89 USDSale price From $20.89 USDES32A08/ES33B08 ESP32 Industrial IO Expansion Board – 8AI-8DI-8DO Relay Module with RS485 Modbus & WiFi for PLC Automation IoT DIY
Regular price From $20.89 USDRegular price$20.89 USDSale price From $20.89 USDES32A08/ES33B08 ESP32 Industrial IO Expansion Board – 8AI-8DI-8DO Relay Module with RS485 Modbus & WiFi for PLC Automation IoT DIY
Regular price From $20.89 USDRegular price$20.89 USDSale price From $20.89 USD -
ETHUB18 8-Port RS485 Hub – Industrial Serial Server with Modbus TCP RTU to MQTT Gateway for PLC Automation
Regular price From $28.25 USDRegular price$28.25 USDSale price From $28.25 USDETHUB18 8-Port RS485 Hub – Industrial Serial Server with Modbus TCP RTU to MQTT Gateway for PLC Automation
Regular price From $28.25 USDRegular price$28.25 USDSale price From $28.25 USDETHUB18 8-Port RS485 Hub – Industrial Serial Server with Modbus TCP RTU to MQTT Gateway for PLC Automation
Regular price From $28.25 USDRegular price$28.25 USDSale price From $28.25 USD -
24DIA16/24DIB32/24DIC48 16-48CH Digital Input Module – NPN/PNP Switch PLC IO Expansion Board with 3000VDC Isolation RS485 Modbus RTU
Regular price From $17.74 USDRegular price$18.68 USDSale price From $17.74 USD24DIA16/24DIB32/24DIC48 16-48CH Digital Input Module – NPN/PNP Switch PLC IO Expansion Board with 3000VDC Isolation RS485 Modbus RTU
Regular price From $17.74 USDRegular price$18.68 USDSale price From $17.74 USD24DIA16/24DIB32/24DIC48 16-48CH Digital Input Module – NPN/PNP Switch PLC IO Expansion Board with 3000VDC Isolation RS485 Modbus RTU
Regular price From $17.74 USDRegular price$18.68 USDSale price From $17.74 USDSale -
N4ROD08 8CH Modbus RTU RS485 Relay Module – 3A Multifunction DIN Rail Controller with 8 Commands for PLC HMI Smart Home
Regular price From $15.52 USDRegular price$18.93 USDSale price From $15.52 USDN4ROD08 8CH Modbus RTU RS485 Relay Module – 3A Multifunction DIN Rail Controller with 8 Commands for PLC HMI Smart Home
Regular price From $15.52 USDRegular price$18.93 USDSale price From $15.52 USDN4ROD08 8CH Modbus RTU RS485 Relay Module – 3A Multifunction DIN Rail Controller with 8 Commands for PLC HMI Smart Home
Regular price From $15.52 USDRegular price$18.93 USDSale price From $15.52 USDSale -
N4IOA01 RS485 to 4-20mA Signal Generator – Modbus RTU 03/06 DAC Analog Converter Module 12-24V for PLC Industrial Automation
Regular price From $6.70 USDRegular price$9.78 USDSale price From $6.70 USDN4IOA01 RS485 to 4-20mA Signal Generator – Modbus RTU 03/06 DAC Analog Converter Module 12-24V for PLC Industrial Automation
Regular price From $6.70 USDRegular price$9.78 USDSale price From $6.70 USDN4IOA01 RS485 to 4-20mA Signal Generator – Modbus RTU 03/06 DAC Analog Converter Module 12-24V for PLC Industrial Automation
Regular price From $6.70 USDRegular price$9.78 USDSale price From $6.70 USDSale -
RYR432D 32CH 20A DIN Rail Relay Module – RS485 Modbus RTU with DIP Switch Setup for PLC Industrial Automation Smart Home
Regular price From $46.60 USDRegular price$52.92 USDSale price From $46.60 USDRYR432D 32CH 20A DIN Rail Relay Module – RS485 Modbus RTU with DIP Switch Setup for PLC Industrial Automation Smart Home
Regular price From $46.60 USDRegular price$52.92 USDSale price From $46.60 USDRYR432D 32CH 20A DIN Rail Relay Module – RS485 Modbus RTU with DIP Switch Setup for PLC Industrial Automation Smart Home
Regular price From $46.60 USDRegular price$52.92 USDSale price From $46.60 USDSale -
N4AIA08/N4AIB16/N4AIC24 8-24CH 4-20mA Current Transducer – RS485 Modbus RTU Analog Input Module with 12-bit ADC for PLC SCADA
Regular price From $11.19 USDRegular price$13.55 USDSale price From $11.19 USDN4AIA08/N4AIB16/N4AIC24 8-24CH 4-20mA Current Transducer – RS485 Modbus RTU Analog Input Module with 12-bit ADC for PLC SCADA
Regular price From $11.19 USDRegular price$13.55 USDSale price From $11.19 USDN4AIA08/N4AIB16/N4AIC24 8-24CH 4-20mA Current Transducer – RS485 Modbus RTU Analog Input Module with 12-bit ADC for PLC SCADA
Regular price From $11.19 USDRegular price$13.55 USDSale price From $11.19 USDSale -
ETD8A12 12-Channel Modbus Relay Module – 2-in-1 Ethernet/RS485 Network Controller with 12 DIO for PLC PTZ Camera LED Automation
Regular price $44.79 USDSale price $44.79 USDETD8A12 12-Channel Modbus Relay Module – 2-in-1 Ethernet/RS485 Network Controller with 12 DIO for PLC PTZ Camera LED Automation
Regular price $44.79 USDSale price $44.79 USDETD8A12 12-Channel Modbus Relay Module – 2-in-1 Ethernet/RS485 Network Controller with 12 DIO for PLC PTZ Camera LED Automation
Regular price $44.79 USDSale price $44.79 USDSale -
N4D3E16_PRO 16CH Bidirectional Digital IO Module – RS485 Modbus RTU Full-Duplex Transparent Transmission DIP Switch Board for PLC Expansion
Regular price From $18.96 USDRegular price$18.96 USDSale price From $18.96 USDN4D3E16_PRO 16CH Bidirectional Digital IO Module – RS485 Modbus RTU Full-Duplex Transparent Transmission DIP Switch Board for PLC Expansion
Regular price From $18.96 USDRegular price$18.96 USDSale price From $18.96 USDN4D3E16_PRO 16CH Bidirectional Digital IO Module – RS485 Modbus RTU Full-Duplex Transparent Transmission DIP Switch Board for PLC Expansion
Regular price From $18.96 USDRegular price$18.96 USDSale price From $18.96 USD -
N4DOJ24 24CH RS485 Relay Module – 10A Modbus RTU with ON/OFF Momentary Delay Latch for PLC IO Expansion Smart Home DIY
Regular price $43.92 USDRegular price$43.92 USDSale price $43.92 USDN4DOJ24 24CH RS485 Relay Module – 10A Modbus RTU with ON/OFF Momentary Delay Latch for PLC IO Expansion Smart Home DIY
Regular price $43.92 USDRegular price$43.92 USDSale price $43.92 USDN4DOJ24 24CH RS485 Relay Module – 10A Modbus RTU with ON/OFF Momentary Delay Latch for PLC IO Expansion Smart Home DIY
Regular price $43.92 USDRegular price$43.92 USDSale price $43.92 USD -
N4VIA02 Multifunctional RS485 Ammeter Voltmeter – 0-30V / 0-5A Modbus RTU DC Power Measurement Module for PLC SCADA Industrial Automation
Regular price From $6.70 USDRegular price$10.24 USDSale price From $6.70 USDN4VIA02 Multifunctional RS485 Ammeter Voltmeter – 0-30V / 0-5A Modbus RTU DC Power Measurement Module for PLC SCADA Industrial Automation
Regular price From $6.70 USDRegular price$10.24 USDSale price From $6.70 USDN4VIA02 Multifunctional RS485 Ammeter Voltmeter – 0-30V / 0-5A Modbus RTU DC Power Measurement Module for PLC SCADA Industrial Automation
Regular price From $6.70 USDRegular price$10.24 USDSale price From $6.70 USDSale -
N4KTA01 K-Type Thermocouple to RS485 Converter – -200 to 1350°C Modbus RTU Digital Temperature Measurement Board for PLC Industrial Automation
Regular price From $3.29 USDRegular price$7.01 USDSale price From $3.29 USDN4KTA01 K-Type Thermocouple to RS485 Converter – -200 to 1350°C Modbus RTU Digital Temperature Measurement Board for PLC Industrial Automation
Regular price From $3.29 USDRegular price$7.01 USDSale price From $3.29 USDN4KTA01 K-Type Thermocouple to RS485 Converter – -200 to 1350°C Modbus RTU Digital Temperature Measurement Board for PLC Industrial Automation
Regular price From $3.29 USDRegular price$7.01 USDSale price From $3.29 USDSale -
N4KTF32 32-Channel K-Type Thermocouple Temperature Module – MAX6675ISA+ 0-1024℃ RS485 Modbus Collector DC 7-25V for Industrial Monitoring
Regular price From $135.55 USDRegular price$135.55 USDSale price From $135.55 USDN4KTF32 32-Channel K-Type Thermocouple Temperature Module – MAX6675ISA+ 0-1024℃ RS485 Modbus Collector DC 7-25V for Industrial Monitoring
Regular price From $135.55 USDRegular price$135.55 USDSale price From $135.55 USDN4KTF32 32-Channel K-Type Thermocouple Temperature Module – MAX6675ISA+ 0-1024℃ RS485 Modbus Collector DC 7-25V for Industrial Monitoring
Regular price From $135.55 USDRegular price$135.55 USDSale price From $135.55 USD -
N4ROA01 3A RS485 Relay Module – Micro Power Modbus RTU 1-Channel Controller for Home Automation & PLC Expansion
Regular price $3.32 USDSale price $3.32 USDN4ROA01 3A RS485 Relay Module – Micro Power Modbus RTU 1-Channel Controller for Home Automation & PLC Expansion
Regular price $3.32 USDSale price $3.32 USDN4ROA01 3A RS485 Relay Module – Micro Power Modbus RTU 1-Channel Controller for Home Automation & PLC Expansion
Regular price $3.32 USDSale price $3.32 USDSale -
SHA9D01 RS485 TTL Modbus Rtu Analog Remote IO SHA9D01 Module HMI PLC Expand Industrial Temperature & Humidity SHT30 Sensor Adapter Board
Regular price From $9.70 USDRegular price$9.70 USDSale price From $9.70 USDSHA9D01 RS485 TTL Modbus Rtu Analog Remote IO SHA9D01 Module HMI PLC Expand Industrial Temperature & Humidity SHT30 Sensor Adapter Board
Regular price From $9.70 USDRegular price$9.70 USDSale price From $9.70 USDSHA9D01 RS485 TTL Modbus Rtu Analog Remote IO SHA9D01 Module HMI PLC Expand Industrial Temperature & Humidity SHT30 Sensor Adapter Board
Regular price From $9.70 USDRegular price$9.70 USDSale price From $9.70 USD -
N4DIG08 8CH Modbus RTU Controller Module – UART/RS485 PLC Expansion Board with Digital I/O for Arduino UNO MEGA NANO STM32 AVR PIC
Regular price From $4.24 USDRegular price$7.98 USDSale price From $4.24 USDN4DIG08 8CH Modbus RTU Controller Module – UART/RS485 PLC Expansion Board with Digital I/O for Arduino UNO MEGA NANO STM32 AVR PIC
Regular price From $4.24 USDRegular price$7.98 USDSale price From $4.24 USDN4DIG08 8CH Modbus RTU Controller Module – UART/RS485 PLC Expansion Board with Digital I/O for Arduino UNO MEGA NANO STM32 AVR PIC
Regular price From $4.24 USDRegular price$7.98 USDSale price From $4.24 USDSale -
OPMSB08 8CH PWM Signal Amplifier Module – DC 3.3-24V 0-2kHz NPN/PNP Logic Level Shifter 5A High Current IO Booster for LED & Motor Control
Regular price From $11.11 USDRegular price$12.13 USDSale price From $11.11 USDOPMSB08 8CH PWM Signal Amplifier Module – DC 3.3-24V 0-2kHz NPN/PNP Logic Level Shifter 5A High Current IO Booster for LED & Motor Control
Regular price From $11.11 USDRegular price$12.13 USDSale price From $11.11 USDOPMSB08 8CH PWM Signal Amplifier Module – DC 3.3-24V 0-2kHz NPN/PNP Logic Level Shifter 5A High Current IO Booster for LED & Motor Control
Regular price From $11.11 USDRegular price$12.13 USDSale price From $11.11 USDSale -
PTA8E16 16CH PT100 Temperature Acquisition Module – DC 12/24V RS485 Modbus RTU Collector Board -40°C to +500°C for Industrial Monitoring PTA8E16
Regular price From $15.58 USDRegular price$21.78 USDSale price From $15.58 USDPTA8E16 16CH PT100 Temperature Acquisition Module – DC 12/24V RS485 Modbus RTU Collector Board -40°C to +500°C for Industrial Monitoring PTA8E16
Regular price From $15.58 USDRegular price$21.78 USDSale price From $15.58 USDPTA8E16 16CH PT100 Temperature Acquisition Module – DC 12/24V RS485 Modbus RTU Collector Board -40°C to +500°C for Industrial Monitoring PTA8E16
Regular price From $15.58 USDRegular price$21.78 USDSale price From $15.58 USDSale -
25IOA08 25IOB16 25IOC32 Modbus RS485 Remote IO Module – DMOS PNP Output & NPN/PNP Input Expansion Board 8/16/32 Channels for PLC Industrial Automation 25IOA08 25IOB16 25IOC32
Regular price From $12.73 USDRegular price$12.73 USDSale price From $12.73 USD25IOA08 25IOB16 25IOC32 Modbus RS485 Remote IO Module – DMOS PNP Output & NPN/PNP Input Expansion Board 8/16/32 Channels for PLC Industrial Automation 25IOA08 25IOB16 25IOC32
Regular price From $12.73 USDRegular price$12.73 USDSale price From $12.73 USD25IOA08 25IOB16 25IOC32 Modbus RS485 Remote IO Module – DMOS PNP Output & NPN/PNP Input Expansion Board 8/16/32 Channels for PLC Industrial Automation 25IOA08 25IOB16 25IOC32
Regular price From $12.73 USDRegular price$12.73 USDSale price From $12.73 USD