Systemair Inline 120V Centrifugal Duct Fan, 4"

The Company That Invented The Circular Duct Fan More Than Thirty Years Ago, Now Introduces New Improved Inline Fans That Are Virtually Airtight. New Production Processes Eliminate Manufacturing Variences To Ensure Tight Tolerances For Optimal Performance Of Every Fan.Galvanized Steel Housings Meet Code Requirements For Both Residential And Commercial Applications. High Quality Ebm-Papst Motors Ensure Long Life And Dependable Performance New Production Methods Have Resulted In The First Truly Airtight Inline Duct Fan. Galvanized Steel Housings Meet Code Requirements For Both Residential And Commercial Applications. Twelve Models To Choose From In 4" To 12" Duct Diameters. 135-940 CFM. Feature and Specification Airtight Galvanized Steel Housing Ð Perfect For Commercial Code Applications Powered By Ebm-Papst External Rotor Motorized Impeller For Excellent Heat Dissipation, Even At Low RPM Backward Curved Impeller Permanently Lubricated Sealed Ball Bearings For Maintenancefree Operation Automatic Reset Thermal Overload Protection Powered by External Rotor Motorized Impeller 100% Speed Controllable Prewired Electrical Box Rated for Airstream Temperatures up to 140° F UL Listed; CSA Certified Five Year Factory Warranty Exhaust Duct Diameter: 4 Electrical Specifications: 120 Volt, 0.19 Amp, 3000 RPM, 20 Watt, 135 CFM