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ESP32_Solar_Thermal_Controller

An ESP32-S3 and W5500 Ethernet controller for monitoring solar thermal temperatures, controlling pumps, and logging system data through a local web UI.

matthew

Published April 20, 2026

Original author: seansplayinOriginal source (new tab)

ESP32_Solar_Thermal_Controller

Project description

ESP32 Solar Thermal Controller — W5500 Ethernet-Based Solar Heating and Pump Control System URL Link GitHub Repository: https://github.com/seansplayin/ESP32_Solar_Thermal_Controller Recommended Components WIZnet W5500 ESP32-S3 DevKitC-1 MAX31865 PT1000 RTD Sensor DS18B20 Temperature Sensors DS3231 RTC Relay Modules / Pump Relays Solar Thermal Collectors Thermal Storage Tank DHW Pump / Heating Loop Pump LittleFS ESP Async WebServer WebSocket FreeRTOS NTP Time Sync PROJECT DESCRIPTION 📌 Overview ESP32_Solar_Thermal_Controller is an open-source ESP32-based controller project for managing a…

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