Modbus RTU 8 Channel 12V Relays Module Featuring RS485 Input Output

High Compatibility Modbus RTU 8 Channel Relays Module RS485 Input Output 12V

Programmable 8 Channel Relays Module with RS485 Interfaces for Electrical

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Modbus Rtu Relays Module 3.3-30V Single Channel RS485/TTL UART 1 Input 1 Output

0-5V 0-10V 7ch ADC Analog Voltage Acquisition Sampler RS485 ModBus RTU Module

Modbus-RTU Communication Module RS485 Data Interface Conversion Processor