Reznor 195644 Fan Blade 322838-753 The Robertshaw 620-402 Transformer is

The Robertshaw 620-402 Transformer is a heavy-duty 48VA multi-tap electrical component engineered for maximum installation flexibility in commercial and residential HVACR environments

resuming operation once the plenum reaches safe temperatures

provided the part number matches the manufacturer's technical manual for that specific model tonnage

While configurations can vary by production batch

and 50-750 psi with a single SKU

Reznor 195644 Fan Blade 322838-753 The Robertshaw 620-402 Transformer isThe Reznor 195644 Fan Blade is a critical OEM replacement component designed for compatibility with specific Reznor unit heaters and air handling systems. Engineered for precision airflow, this 10 inch diameter fan blade features a 17 degree pitch across its 5 blade configuration, ensuring optimal static pressure and heat exchanger efficiency. Built with a 3 8" bore, it facilitates a secure connection to the motor shaft, maintaining balanced rotation