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How to Build a DIN-Rail ESP32-S3 Controller with W5500 for Industrial Automation?

Ayatec Sensoraya v2.1 is a configurable DIN-rail I/O controller built around the ESP32-S3, with the WIZnet W5500 used as the wired Ethernet interface

viktor

Published April 06, 2026

Original author: AyatecOriginal source (new tab)

How to Build a DIN-Rail ESP32-S3 Controller with W5500 for Industrial Automation?

Components

Hardware components

WIZnet parts

Project description

Summary Ayatec Sensoraya v2.1 is a configurable DIN-rail I/O controller built around the ESP32-S3, with the WIZnet W5500 used as the wired Ethernet interface for HTTP and MQTT-class networked control. In this design, W5500 is not a side feature; it is the board’s stable wired transport option for cabinet automation, remote monitoring, and mixed I/O control where Wi-Fi alone is not enough. What the Project Does Sensoraya v2.1 is a family of three DIN-rail control boards—mini, medium, and maxi—intended for bespoke embedded systems rather than a fixed-function appliance. Across the range, the…

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