
Heavy Duty Large Capacity Industrial Ventilation Exhaust Centrifugal Fan. 47 Years of Expertise: Nearly half a century of technical accumulation and manufacturing experience. Flexible Customization: Custom voltage, frequency, material, and explosion-proof grade available upon request. High Efficiency Design: CFD-optimized aerodynamic design improves efficiency by over 15%. Premium Materials: Constructed with national standard high-quality steel and imported heavy-duty bearings. Low Noise Operation: G2.5/G4.0 dynamic balancing ensures low vibration and quiet performance. Global Certifications: Certified with CE, ISO, RoHS, UR, CCC, AMCA, and ATEX for international compliance. OEM/ODM Support: Full support for original equipment and design manufacturing with custom branding.