The Rinnai 1004F-308-1X01 is a genuine Convection Fan A, Left Hand for 1004FA. Left hand convection fan that moves room air across the heat exchanger. Replace when it is noisy or no longer runs.
This is an OEM Rinnai part, so it fits and performs the way the original did. Confirm your model before ordering; the model is on the rating label on the unit. If you are not sure which part you need, Rural Energy support can check it against your model and serial number.
Rural Energy is a Rinnai distributor and keeps Rinnai direct vent wall furnace parts in stock for fast shipping to dealers, contractors, and homeowners.