Induced Draft Furnace Blower Application Furnaces For Fuel Type Natural Gas For Appliance Type Gas Furnaces Inlet Diameter 3 in Outlet Diameter 2 1/2 in Compatible with Brand Evcon York Replacement For Manufacturer Model Number 2940-391 70215478 Nameplate Voltage 115V AC Phase 1 Current 1.3 A Frequency 50/60 Hz Electrical Connection Wire Leads Motor Type Shaded Pole Motor Insulation Class B Maximum Fan Speed 3 400 RPM Maximum Motor Speed 3 200 RPM