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The "C" suffix often denotes commercial packaging or minor regional SKU variations
the 152AT model with a PTFE disc is typically recommended over the standard 152A
What is the maximum voltage the sensing hole can accommodate
Is this part compatible with glycol-based systems
Aprilaire 4247 Fan Blade 321894-708 The "C" suffix often denotesThe Aprilaire 4247 Fan Blade is a critical OEM replacement part designed to restore the efficiency and quiet operation of your fan powered humidifier. Constructed from high quality aluminum, this 10 inch diameter blade is engineered to pull heated air directly from your furnace, ensuring your Aprilaire 700 series system maintains peak performance. Featuring a 1 4 inch drive shaft hole and an included set screw (requires a 1 8 inch Allen wrench), this
