On this specific 12x10 model

which typically use a 7-inch diaphragm or different EPDM materials

Built for commercial duty to withstand industrial vibration and pressure spikes

maintaining original equipment specifications for tension and length

eliminating the guesswork associated with universal aftermarket components

Carrier 326058-758 Inducer Assembly 320788-704 On this specific 12x10 modelThe Carrier 326058 758 Inducer Assembly is a factory authorized 2 stage draft inducer motor designed for high efficiency gas furnaces. This drop in furnace inducer motor replacement is the direct successor to part number 326058 754 and is fully compatible with older 326058 708 units. As a critical combustion component, this PSC inducer motor assembly ensures the precise venting of flue gases required to close the pressure switch and initiate the