2N6347A Silicon Diac/Thyristor from China

The 2N6347A is a bidirectional trigger diac semiconductor used to initiate thyristor conduction in dimmer circuits and timing applications. It fits HTS 8541.30.0080 as 'other' thyristors/diacs, withstanding 400V without photosensitive properties. Its DO-15 package is standard for trigger devices in power control systems.

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

Distinguish diacs from zener diodes in docs by specifying bidirectional breakdown voltage symmetry

Small form factor imports often undervalued; use published distributor pricing for invoices

Require halogen-free certification for EU RoHS compliance during US transshipment