Piezoelectric Crystal Oscillators Housings from China

Metal housings designed to encase mounted piezoelectric crystals for frequency control. Parts of piezo-electric crystals under 8541.90.00. Provide hermetic sealing and vibration isolation.

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

Include crystal mounting specifications and hermetic seal test data

Distinguish from general electronic component housings

Verify frequency stability specs relevant to Chapter 85 classification