AC axial fans 
 Fans of the series by a cylindrical aluminum alloy frame, PBT plastic fan and the motor constitute one, and through the double-sided flange, fixed with small size, maintenance free, easy installation features and low noise, vibration, excellent performance and reliable operation. The fan is mainly used for automatic control devices, electronic equipment, medical equipment, computers, power supplies, welding machines, packaging and printing equipment, satellite communications, CNC machinery, office automation supplies ventilation purposes. 
 Temperature (℃): -20 ℃ ~ +60 ℃ ball bearing (B), -10 ℃ ~ +40 ℃ oil bearing (S) 
 Relative humidity (%): 90% ~ 95% 
 Pressure (mm water column silver): 55Kpa (G) 74.8Kpa (H) 
 Vibration: vibration frequency 10-55Hz low-frequency limit, double amplitude 1.5mm 
 Impact: (peak acceleration) 150m/S2 
 Life: 30,000 hours oil bearing, ball bearing 60,000 hours (25 ℃ state laboratory)