
3FT Wholesale Large Size 5.1m Large Warehouse Hvls Ceiling Fans. Large Coverage Area: Single fan covers up to 500 square meters with uniform three-dimensional breeze system. Durable Aluminum Alloy: Constructed with 6063-T5 high-strength aluminum alloy blades treated for oxidation resistance. Maintenance Free Motor: Permanent magnet brushless motor with fully enclosed structure requires no lubrication or maintenance. Low Noise Operation: Noise level is kept below 55 dB for silent operation in industrial environments. IP66 Protection Rating: High dust and water resistance ensures durability in harsh factory and warehouse conditions. Customizable Blade Color: Blade color can be customized according to specific customer requirements. Smart Control System: Features vector variable frequency control with Kewo inverter and comprehensive protection features.