A.O. Smith G641 1/4 HP Attic Fan Motor
A.O. Smith's G641 delivers 1/4 HP at 1050 RPM for whole-house attic exhaust fans, with 115V single-phase power, permanently lubricated bearings, and automatic reset thermal protection. Shaded pole or split-phase design. Classifies HTS 8501.40.60.40 as other AC motor.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If assembled attic fan unit
Complete ventilation fans absorb motor classification.
If under 37.5W shaded pole type
Very small AC motors have universal or specific low-power codes.
If totally enclosed HVAC version
Hermetic enclosure changes refrigeration motor classification.
Not sure which classification is right?
Our AI classifier can analyze your specific product and recommend the correct HTS code with confidence.
Import Tips & Compliance
• Document airflow rating and mounting belly band design
• Verify open air-over enclosure
• Include energy efficiency data for residential compliance
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