... range from 30W to 500W3. 0-10V/PWM variable speed control.4. CE, CCC, UL, RoSH and ErP comliant. Applications of ... Application for Axial Fans, Centrifugal Fans and blowers and Cross flow fans in HVAC technology,Ventilation system,Air condition.Vehicle & Railway ... energy saving fan blower outer rotor EC motor with speed control