China Industrial Large Ceiling Fan Hvls Fan for Factory and Warehouse Cooling

China Industrial Large Ceiling Fan Hvls Fan for Factory and Warehouse Cooling. Energy Efficient Direct Drive: Brushless DC motor with high torque and first-class energy efficiency for power saving. Ultra-Low Noise Operation: Noise level as low as 40-45 dB, meeting China's highest standard, suitable for cinemas. High Safety Insurance System: Five insurance layers including automatic power cut-off and anti-fall prevention devices. Durable Aviation Material Blades: Blades made of aviation material, tested to not break even when bent at 90 degrees. Versatile Application Scope: Ideal for factories, warehouses, airports, malls, and sports arenas.