Every model undergoes rigorous aerodynamic analysis and anechoic chamber test to achieve minimum noise under high airflow and air pressure conditions.
High precision maintenance-free ball bearing system provides superb reliability.
Frame and fan blade meet UL 94V-0 flammability rating.
Every model features locked rotor protection and polarity protection, and offers optional frequency generator or rotation detector function.
All DC fans are 100% balanced to guarantee low vibration and excellent durability.
Automatic multi-axes winding, surface-mount machine and highly automated assembly lines enable mass production and consistent quality.
UL, CSA, VDE approved.