Smart Fresh Air Ventilation Controller with CO2 PM2.5 Monitoring and TUYA APP Remote Control Featuring 4-inch LCD Display
Basic Properties
Trading Properties
| Touch Keys: | Fan, Mode, Power, Loop, Settings | Material: | PC And ABS |
|---|---|---|---|
| Communication Interface: | RS485 / Smart Home Integration | Built In Sensors: | VOC+PM2.5+CO2+Temperature+Humidity |
| Suitable For Fans: | AC/EC/DC Fan Motors | Display: | 4-inch Segment LCD |
The KF-900J smart controller is designed for fresh air ventilation devices. Featuring a standard 86-type wall-mounted installation design, it provides a clean and convenient solution for intelligent air management in residential, commercial, and smart home applications.
With a 4-inch segment LCD display, the KF-900J clearly shows operating status, air quality data, and system parameters in real time. Users can easily adjust fan speed, operating modes, and other settings through intuitive touch buttons, ensuring efficient ventilation, improved indoor air quality, and a comfortable living environment.
- Real-time monitoring of temperature, humidity, PM2.5, TVOC, and optional CO₂ levels
- 4-inch segment LCD display for clear data visualization
- Touch control for fan speed and operation mode adjustment
- Intelligent ventilation management for residential and commercial applications


Contact Person: Ms. Elva Zhu
Tel: 86-755-86546022
Fax: 86-755-86546099