Draft Inducer Application Furnaces For Fuel Type Natural Gas Inlet Diameter 5 in Outlet Diameter Not Applicable Compatible with Brand Dunkirk Replacement For Manufacturer Model Number 43300510 Nameplate Voltage 115V AC Phase 1 Current 1 A Frequency 60 Hz Motor Type Shaded Pole Motor Insulation Class B Maximum Motor Speed 3 000 RPM Maximum Inlet Air Temperature 40 Degrees C