ensuring the control board receives stable signal data for optimized firing rates and efficiency

this is the official direct replacement authorized by the manufacturer

You must remove the cover

Is this an authentic Nor East Controls part

such as bulk milk cooler systems

Field Controls 46213800 Blower Wheel 321142-301 ensuring the control board receivesThe Field Controls 46213800 Blower Wheel is a critical replacement component for sustaining draft efficiency in high performance power venting systems. Engineered specifically for compatibility with SWG 5, SWG 5S, and CV 5 models, this stainless steel blower wheel is built to withstand the corrosive flue gases common in oil and gas heating applications. Measuring 4 3 4 inches in diameter with a 2 1 16 inch height, the 22 gauge heavy duty construction