
Ywf Seriers 400mm 450mm 500mm Cooling Freezer Axial Fan Blower Fan. External Rotor Design: Compact, space-saving unit with integrated hub and impeller for precision balancing. High Efficiency & Low Noise: Aerodynamic blades ensure stable operation, low noise, and energy-saving performance. Versatile Applications: Ideal for freezers, cold storage, ventilation, and heat dissipation in various facilities. Robust Construction: Built with Class F insulation, thermal protection, and high-strength steel or plastic blades. Customizable Options: Color and model number can be customized; thermal protectors and installation types available. Lifetime Spare Parts: All spare parts are available for the lifetime use of the product. RoHS Certified: Products meet RoHS certification standards for safety and environmental compliance. 24h Response Support: Professional technical support with quick competitive offers and complaint logging within 24 hours.