Bridge Rectifier GBU4J from China

GBU4J single-phase bridge rectifier (600V, 4A) containing four discrete diodes in one package. Still classified HTS 8541.59.00 as semiconductor devices. Used in power supply secondary circuits.

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 bridge' not electrical rectifier assembly

Glass passivated vs plastic types affect reliability declarations

Thermal resistance specs required for high-power customs entries