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Smart HVAC Controller with 4 Inch LCD Color Screen Built-in CO+VOC+PM2.5+CO2+Temperature Sensors and Tuya WiFi & Modbus RS485
Smart HVAC Controller with 4 Inch LCD Color Screen Built-in CO+VOC+PM2.5+CO2+Temperature Sensors and Tuya WiFi & Modbus RS485
Smart HVAC Controller with 4 Inch LCD Color Screen Built-in CO+VOC+PM2.5+CO2+Temperature Sensors and Tuya WiFi & Modbus RS485
Smart HVAC Controller with 4 Inch LCD Color Screen Built-in CO+VOC+PM2.5+CO2+Temperature Sensors and Tuya WiFi & Modbus RS485
Smart HVAC Controller with 4 Inch LCD Color Screen Built-in CO+VOC+PM2.5+CO2+Temperature Sensors and Tuya WiFi & Modbus RS485
Smart HVAC Controller with 4 Inch LCD Color Screen Built-in CO+VOC+PM2.5+CO2+Temperature Sensors and Tuya WiFi & Modbus RS485
Specifications
Supply Ability :
100000pcs
Brand Name :
OEM or neutral (no brand)
Screen size :
4 inch LCD color screen
Model Number :
G3
Built-in sensors :
CO+VOC+PM2.5+CO2+Temperature
Price :
US$79/pcs
Packaging Details :
Cartons
Power supply :
AC 110-230V
Payment Terms :
T/T
Communication interface :
Modbus RS485
Delivery Time :
2-3 weeks
Place of Origin :
China
Shell colors :
White & black
MOQ :
1
Panel dimensions :
87.5×87.5mm
Description
Product Overview:
G3 Smart Fresh Air 4 Inch LCD Controller

This wall-mounted fresh air controller G3 integrates multi air quality sensors, including PM2.5, CO₂, VOC, temperature and electrochemical CO sensor, to realize real-time six-dimensional indoor air quality monitoring.

Equipped with Tuya WiFi connectivity, users can remotely check air data and adjust ventilation status via Tuya APP. It supports Modbus RS485 communication, which can be seamlessly connected to building automation and HVAC systems for centralized intelligent management.

The slim 87.5×87.5mm panel fits standard wall boxes, powered by AC 110–230V, available in black and white. It is an ideal control terminal for commercial buildings, offices and residential fresh air systems.

Key Features:
  • Built-in multi air quality sensors: PM2.5, CO₂, VOC, Temperature, Electrochemical CO sensor, real-time indoor air quality monitoring.
  • Tuya WiFi enabled, remote monitoring & fan speed control via Tuya mobile APP.
  • Modbus RS485 communication, easy integration with building automation and HVAC systems for centralized management.
  • Slim 87.5×87.5mm wall-mounted panel, AC 110–230V wide voltage power supply.
  • Available in black & white, fits standard wall junction boxes for commercial & residential fresh air projects.
Product Images:

Smart HVAC Controller with 4 Inch LCD Color Screen Built-in CO+VOC+PM2.5+CO2+Temperature Sensors and Tuya WiFi & Modbus RS485

Smart HVAC Controller with 4 Inch LCD Color Screen Built-in CO+VOC+PM2.5+CO2+Temperature Sensors and Tuya WiFi & Modbus RS485

Smart HVAC Controller with 4 Inch LCD Color Screen Built-in CO+VOC+PM2.5+CO2+Temperature Sensors and Tuya WiFi & Modbus RS485

Wiring Diagram:
Smart HVAC Controller with 4 Inch LCD Color Screen Built-in CO+VOC+PM2.5+CO2+Temperature Sensors and Tuya WiFi & Modbus RS485
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Smart HVAC Controller with 4 Inch LCD Color Screen Built-in CO+VOC+PM2.5+CO2+Temperature Sensors and Tuya WiFi & Modbus RS485

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Product Detail
Supply Ability :
100000pcs
Brand Name :
OEM or neutral (no brand)
Screen size :
4 inch LCD color screen
Model Number :
G3
Built-in sensors :
CO+VOC+PM2.5+CO2+Temperature
Price :
US$79/pcs
Contact Supplier
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Smart HVAC Controller with 4 Inch LCD Color Screen Built-in CO+VOC+PM2.5+CO2+Temperature Sensors and Tuya WiFi & Modbus RS485
Smart HVAC Controller with 4 Inch LCD Color Screen Built-in CO+VOC+PM2.5+CO2+Temperature Sensors and Tuya WiFi & Modbus RS485
Smart HVAC Controller with 4 Inch LCD Color Screen Built-in CO+VOC+PM2.5+CO2+Temperature Sensors and Tuya WiFi & Modbus RS485

Shenzhen Xiangfan Electronics Technology Co., Ltd.

Verified Supplier
1 Years
shenzhen
Since 2010
Business Type :
Manufacturer
Main Products :
Smart HVAC Controller, Digital Ventilation Controller, Ventilation Fan Controller
Total Annual :
$9000000-US$10000000
Employee Number :
50~100
Certification Level :
Verified Supplier
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