Hall Effect Sensor IC (A3144) from China

A3144 Hall effect sensor IC detects magnetic fields for position sensing in motors and automotive applications. While magnetic sensing, classified HTS 8541.59.00 as semiconductor-based transducer (non-photosensitive). Unipolar switch output.

Duty Rate — China → United States

50%

Rate breakdown

9903.91.0550%Effective with respect to entries on or after January 1, 2025, articles the product of China, as provided for in subdivision (f) of U.S. note 31 to this subchapter
9903.03.030%Articles the product of any country, as provided for in subdivision (aa)(ii) of U.S. note 2 to this subchapter

Import Tips

Declare as 'semiconductor-based transducer' not optical sensor to avoid misclassification

Include magnetic flux density sensitivity (35 Gauss typical) specs

Automotive-grade (AEC-Q100) certification speeds customs clearance