

Safely control circuits and isolate logic inputs. Driven by an ESP32-S3, this DIN-rail mountable hub features robust optocoupler isolation and comprehensive connectivity, including RS485.




RS485 is an industrial standard for long distance, anti-interferrence and reliable communication. So we create this RS485 shield, especially designed for the Arduino controller board. It can easily convert UART/Serial protocol to RS485 protocol. This board allows Arduino access to industrial standard protocol easily.



















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