Smart Fresh Air Ventilation System with RS485 Network, Room Air Quality Sensors & Motorized Valves

The Smart Fresh Air Ventilation System combines room-level air quality monitoring with centralized whole-house ventilation control. Multiple G3 Fresh Air Controllers can be connected through RS485 communication, while motorized air valves regulate airflow in individual zones.

The system is designed to provide a flexible solution for multi-room fresh air management. Users can monitor indoor air quality parameters and coordinate the ventilation fan and air distribution system through an integrated control architecture.

It is an ideal solution for smart homes, residential buildings, villas, offices, hotels, and customized HVAC projects.

Key Features

• Centralized + Distributed Architecture – Combines whole-house control with individual room monitoring.
• Independent Room Monitoring – Each G3 controller provides local environmental information.
• PM2.5 & CO₂ Monitoring – Helps users understand indoor air quality conditions.
• VOC, Temperature & Humidity Detection – Provides additional indoor environmental data.
• RS485 Multi-Device Networking – Supports wired communication between controllers and the central system.
• Motorized Air Valve Control – Enables zone-based airflow distribution.
• Central Ventilation Fan Connection – Integrates the ventilation fan into the overall fresh air system.
• Flexible Multi-Zone Design – Suitable for systems with multiple rooms and ventilation zones.
• Easy-to-Read Touchscreen – Provides a clear user interface for daily operation.
• OEM/ODM Friendly – Suitable for customized smart ventilation and HVAC control projects.

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