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Jsy Mk 194G Energy Meter Module For Arduino TTL Modbus-RTU Bi-Directional Measurement AC Digital Power Metering Monitor Module

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4X R421C32 DC12V 32 Channels Modbus RTU RS485 Bus Relay Module UART Serial Port Board For PLC LED Home Door Lock

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Waveshare RS485 To Wifi/Ethernet Module Rail-Mount Serial Server Modbus MQTT Gateway Supports Transparent Transmission Mode

JIHPUMP JBT 42 TYPE 12V 24V Modbus RS485 Adjustable Flow Rate Speed Control Driver Controller Arduino For Stepper Motor

16-Channel RS485 Remote Control Switch PLC IO Expansion Board Modbus RTU Module For Industrial Automation (With Casing)

USB To RS485 Bus Converter Module CH340 Industrial Grade IC SP485 For Arduiuo NANO PLC MCU Modbus Relay Board NEW UD68B01

Waveshare 30-Ch Ethernet Relay Module, Modbus RTU/Modbus TCP Protocol, Poe Port Communication, With Various Isolation And Protection Circuits,

Portenta C33 [ABX00074] - High-Performance, Cost-Effective Iot Module With Arm Cortex-M33, Wi-Fi & Bluetooth, Industrial-Grade Security, And

USR-K7 Industrial Super Port TTL UART Ethernet Module Modbus RTU To Modbu TCP/IP

8CH DC 5V 12V 24V RS485 RS232 (TTL) Modbus RTU Control Module UART For Relay Switch Board PLC

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ODM ET3410 RS485 Serial IO Module 4-Channel MODBUS DI And DO Output Support MQTT Protocol 4 Channels Di Do Rs485 Modbus Rtu

2025 New Iot Arduino Soil Measuring Instrument Modbus 4-20Ma 0-5V RS485 Agci Reference Probe Soil PH Sensor For Agriculture

High Frequency DC 12V Relay Board UART Serial Port Switch Module Modbus AT Command Control For Electronics

ES30F27 DC 12V 24V Wifi Relay 30Pin ESP32 Programmable Expansion Board Modbus Rtu RS485 Analog Digital IO Module For Ardruino PL

Raspberry Pi PLC Controller, Industrial IOT Control System Modbus Canbus CM4 IO Module Edge Programmable Logic Controller

8Ch Modbus Rtu At Command RS232(TTL)PLC Module PC UART IO Control Switch Board For Relay Industrial Automation

8DI 8DO Digital I/O Module With Modbus RTU / Modbus ASCII RS-485 IO MODULE(A-1055S)

Oshangming 32 Channel Digital Module 32 DI Data Acquisition Module With RS485 Modbus Rtu For Sensor

R4IOI16 16DI16DO/8DI-8DO/4DI-12DO/12DI-4DO Modbus Rtu Digital IO RS485 2.54mm Pin Core Board For Ardruino ESP32 ESP8266 PLC Smar