FV-0511VQ1 Panasonic WhisperCeiling DC SmartFlow 50-80-110 CFM WhisperCeiling® DC™ Precision Spot Ventilation Fan with built-in Pick-A-Flow™ speed selector switch allows you to select your required airflow (50-80-110 CFM). Features a ECM Motor with SmartFlow® technology and a Flex-Z Fast installation bracket. Can be used to comply with the latest codes and standards.Revolutionary ECM motor with SmartFlow™ technology for optimum CFM outputPick-A-Flow™ Speed Selector – one fan, you choose the CFM (50, 80, 110 CFM models)Flex-Z Fast bracket provides flexible, fast & trouble-free installation, even from below the ceilingLighted models incorporate one long-life, 10W dimmable LED chip panel with <1W LED night light for warm, energy efficient illuminationElegant grille design compliments the aesthetics of any bathroom Specifications:Air Volume (CFM)110, 111, 80, 83, 50, 53Blower Wheel TypeSiroccoCalifornia Title 24 Compliant YesCurrent (Amps) 0.18, 0.26, 0.11, 0.18, 0.07, 0.13Duct Diameter 4" or 6"Energy Efficiency (CFM/Watt) 10.6, 6.9, 13.6, 7.7, 12.5, 7.4ENERGY STAR® Certified YesGrille Size (in sq.) 13"Gross Weight (lbs) 11.0Mfg in ISO 9001 Certified Facility YesMotor Type (AC/DC) DCMounting Opening (in sq.) 10-1/2"Noise (Sones) <0.3, 0.9, <0.3, 0.6, <0.3, 0.4Power Consumption (Watts) 10.6, 16.4, 5.9, 10.8, 4.0, 7.2Power Rating (V/Hz) 120/60Product Family Name WhisperCeiling DCSpeed (RPM) 1342 1480 1016, 1268, 867, 1185, 768, 1097Static Pressure in inches w.g. 0.1, 0.25, 0.1, 0.25, 0.1, 0.25Thermal Fuse Protection YesType of Motor Bearing Ball