<h1>Some ESP32 smart control panels support RS485 communication for wired automation systems.</h1>
RS485 is commonly used for:

<ul>
<li>HVAC systems</li>
<li>Sensors</li>
<li>Industrial controllers</li>
<li>Building automation equipment</li>
</ul>
Example:

ESP32 Control Panel
&darr; RS485 Modbus
HVAC Controller

Users can adjust:

<ul>
<li>Temperature</li>
<li>Fan speed</li>
<li>Operating modes</li>
</ul>
directly from the touchscreen interface.



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