310mm 50/60Hz 68dba Ec Backward Curved Centrifugal Fan for Electrical Appliances

310mm 50/60Hz 68dba Ec Backward Curved Centrifugal Fan for Electrical Appliances. Five Years Warranty: Comprehensive five-year warranty coverage for all EC fan products. Fast Sample Delivery: Sample production completed within 3 days for quick testing. High Efficiency EC Motor: Brushless EC motor with 50,000 hours life expectancy and maintenance-free operation. Precise Speed Control: Supports 0~10VDC and PWM speed control with tach output signal. Multi-Certification: Certified by UL, CE, RoHS, CCC, and ISO for global market compliance. Robust Construction: Aluminum impeller with NMB ball bearing and IP55 protection type. Wide Application Scope: Suitable for HVAC, telecom, refrigeration, medical, and household appliances. Flexible Customization: Offers full, minor, and design-based customization options for clients.