This specific model (C320KGS41) is sized exclusively for NEMA Sizes 4-5 and IEC P-S

000 PSI and vacuum conditions

eliminating compatibility issues common with universal aftermarket switches

but you must ensure the correct orifice and gas valve settings are applied to match your specific fuel type

Fasco A270 Inducer Assembly 321894-709 This specific model (C320KGS41) isThe Fasco A270 Inducer Assembly is a high performance 2 speed 3350 2800 RPM draft inducer designed specifically as an OEM replacement for Trane and American Standard furnace systems. This 1 15 HP inducer blower operates on 208 230V and features a permanent split capacitor (PSC) motor for increased efficiency and reduced amp draw, rated at 0. 42 0. 50A. Built for durability in demanding flue gas environments, the assembly includes a 3. 3 inch diameter