4-Channel Modbus RTU Relay Module with RS-485 Interface _ARD_SHIELD_UNO charge pump regulator

charge pump regulator

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Voltage: DC12V

please ensure electrical safety and take protective measures such as anti-leakage and insulation

4-Channel Modbus RTU Relay Module with RS-485 Interface _ARD_SHIELD_UNO charge pump regulatorThis 4 channel relay module operates via RS 485 using the Modbus RTU protocol. It features high current relays rated up to 30A at 250V AC or 28V DC and is built for applications requiring reliable switching and communication. The ABS DIN rail mount case makes it easy to install in industrial environments. The module includes multiple protection circuits such as power isolation, ADI magnetic signal isolation, a resettable fuse, and a TVS diode. It also