China 85W 190mm Ec Motor Backward Curved Small Centrifugal Fan

China 85W 190mm Ec Motor Backward Curved Small Centrifugal Fan. EC Brushless Motor: High efficiency EC brushless external rotor motor with locked-rotor and thermal protection. Precise Speed Control: Supports 0-10VDC/PWM speed control for flexible application management. Durable Material: Impeller made of PA Plastic + Glass Fiber for robust performance. Wide Voltage Range: Operates on 230V AC with 50/60Hz frequency compatibility. Low Noise Operation: Quiet performance with noise level of only 70 dBA. Multi-Certification: Certified with RoHS, ISO, and CE standards for global compliance. Customization Support: ODM and OEM services available for tailored fan solutions.