Frequency Conversion Duct Ventilator is a new product of intelligent fan project, the application of EC motor makes a step forward in the intelligent control of the fan, the motor built-in Controller circuit board EC motor is not only very energy-saving and users can adjust the air volume at will on the LCD panel or mobile phone and other IT equipment, truly realize steps speed regulation. The free control room ventilation rate with low noise impeller is also very quiet. Ideal for quiet or modern homes or places.

Feature:

1. EC motor
2. continuously variable
3. Intelligent control system
4. Easy installation