Description
Take control of your HVAC zoning with the ESPHome 8-Zone HVAC Controller V2, a purpose-built 24VAC relay board designed for roof-space installation, ESPHome, and Home Assistant integration.
This latest V2 version now has all 8 zones working, giving you a cleaner and more practical way to control duct dampers, valves, and similar 24VAC automation loads without cobbling together generic boards, separate transformers, and extra interface hardware.
Built around the ESP32, this controller is ideal for makers, integrators, and home automation enthusiasts looking for a smarter way to manage multi-zone HVAC systems.
Key features
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8 working zones
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24VAC control for HVAC dampers, valves, and similar devices
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ESP32-based design
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ESPHome and Home Assistant friendly
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Roof-space installation friendly
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Relay-switched outputs
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Purpose-built alternative to generic relay boards
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Suitable for custom automation and control projects
Ideal for
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Ducted air conditioning zone control
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Home Assistant HVAC automation
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ESPHome-based smart home setups
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Smart damper control
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24VAC valve and relay control projects
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Custom building automation and retrofit projects
Why V2
The original version proved there was real interest in a purpose-built smart zone controller.
V2 builds on that with all 8 zones operational, making it an even better fit for real-world HVAC and automation installs.




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