
AC220V 175mm Rearward Centrifugal Fan with NMB Bearing Technology. NMB Bearing Technology: Equipped with high-quality NMB bearings for enhanced durability and performance. Compact and Low Noise: Features compact structure, large air volume, and low noise level of 56dB. Wide Application Scope: Suitable for HVAC, refrigeration, kitchen exhaust, and electronic device cooling. Customizable Specifications: Voltage, blade diameter, speed, and power can be customized per customer needs. 100% Quality Inspection: Finished products undergo 100% visual and functional inspection before delivery. 24-Month Warranty: Comprehensive 24-month warranty covering performance and reliability issues. OEM/ODM Support: Accepts customization requests and offers consulting services for tailored solutions. Fast Sample Delivery: Sample orders are typically delivered within one week for testing purposes.