
Sf Low Noise and High Efficiency Axial Fan for Ventilation Exhaust. Low Noise and High Efficiency: Features smooth streamline surface for stable operation and low energy consumption. Wide Application Range: Suitable for industrial, mining, chemical, food, medicine, and civil building ventilation. Multiple Mounting Types: Available in duct type, fixed type, and post type to meet various use requirements. Diverse Power Options: Power range from 0.06 kW to 4 kW with speeds up to 2900 r/min. Robust Material Construction: Impeller made of aluminum alloy or carbon steel; housing is reinforced cold-rolled steel. Comprehensive Certifications: Certified by RoHS, UR, ISO, CE, and CCC for safety and quality assurance. Customization Services: OEM and ODM services available with customized designs and drawings based on conditions.