EU Declaration of Conformity – ESP32 PLC 21

The ESP32 PLC 21 is an open-source ESP32-based industrial PLC with 21 digital and analog I/Os and built-in Wi-Fi, BLE and Ethernet connectivity, designed for demanding industrial automation and wireless IIoT environments. This document is the official EU Declaration of Conformity, certifying that the ESP32 PLC 21 meets all applicable European safety and electromagnetic compatibility directives — including CE marking requirements. Essential documentation for engineers integrating industrial control systems, SCADA, or IIoT solutions who need to verify regulatory compliance before deployment.

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