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  1. PZEM 004T 4.0 Version Single Phase Wattmeter Kwh Meter TTL Modbus-RTU 220V 100A Electricity Volt Amp Frequency Energy Meter

    PZEM 004T 4.0 Version Single Phase Wattmeter Kwh Meter TTL Modbus-RTU 220V 100A Electricity Volt Amp Frequency Energy Meter

    Aliexpress UK

  2. DC 12V 24V 16 Input 16 Output RS485 Remote Control Switch PLC IO expansion Board 03 06 16 Modbus RTU Module

    DC 12V 24V 16 Input 16 Output RS485 Remote Control Switch PLC IO expansion Board 03 06 16 Modbus RTU Module

    Aliexpress UK

  3. 8 Channels DS18B20 RS485 Modbus Rtu Temperature Sensor Remote acquisition monitor Digital Thermometer Module Paperless recorder

    8 Channels DS18B20 RS485 Modbus Rtu Temperature Sensor Remote acquisition monitor Digital Thermometer Module Paperless recorder

    Aliexpress UK

  4. Peacefair PZEM-004T 4.0 Single Phase Digital AC Voltmeter Ampere Meter Power Energy Kwh Frequency Tester TTL Modbus-RTU Coil CT

    Peacefair PZEM-004T 4.0 Single Phase Digital AC Voltmeter Ampere Meter Power Energy Kwh Frequency Tester TTL Modbus-RTU Coil CT

    Aliexpress UK

  5. 8AI-8DI-8DO Multifunction IO Expanding Module for ARDUINO NANO V3.0 RS485 Modbus RTU Open PLC LED Current Voltage Sensor

    8AI-8DI-8DO Multifunction IO Expanding Module for ARDUINO NANO V3.0 RS485 Modbus RTU Open PLC LED Current Voltage Sensor

    Aliexpress UK

  6. DC 12V/24V 4-16CH DI-DO CAN Fieldbus Relay Module RS485 Modbus RTU PLC IO Expanding Board NPN/PNP Digital Input CAN Controller

    DC 12V/24V 4-16CH DI-DO CAN Fieldbus Relay Module RS485 Modbus RTU PLC IO Expanding Board NPN/PNP Digital Input CAN Controller

    Aliexpress UK

  7. DigiTEMP Rugged Digital Temperature Sensor,SDI-12 Interface,RS485 Modbus-RTU

    DigiTEMP Rugged Digital Temperature Sensor,SDI-12 Interface,RS485 Modbus-RTU

    Aliexpress UK

  8. New Version TTL Modbus-RTU AC Single Phase Voltage Current Watt Kwh Meter Electric Volt Amp Frequency Power Factor Tester 100A

    New Version TTL Modbus-RTU AC Single Phase Voltage Current Watt Kwh Meter Electric Volt Amp Frequency Power Factor Tester 100A

    Aliexpress UK

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