20FT/6.1m Energy-Efficient Hvls Ceiling Fan for Large Spaces and Warehouses

20FT/6.1m Energy-Efficient Hvls Ceiling Fan for Large Spaces and Warehouses. Energy Saving Performance: Saves about 90% energy compared to common small fans with low power consumption. Lifetime Maintenance Free: Features PMSM motor with no lubricating oil, ensuring zero maintenance requirements. Comprehensive Safety Protection: Includes five layers of safety measures to prevent falling and overload protection. Durable Aluminum Alloy Blades: High rigidity and toughness with corrosion and fatigue resistance. Efficient Air Circulation: Creates natural three-dimensional airflow covering up to 1200 square meters. Low Noise Operation: VFD and PMSM motor design effectively suppresses noise and vibration. Strict Quality Control: All goods inspected 4 times by QC staff meeting CE, standards. 3-Year Warranty Coverage: Guarantees the whole fan for 3 years with pre-delivery testing.