STC3-08 SCR Thyristor from China
STC3-08 is a capsule-type silicon-controlled rectifier (SCR) thyristor for high-power industrial applications like rectifiers and soft-starters. Under HTS 8541.30.0080 as other thyristors, it handles 800V/300A with fast turn-off capability. Water-cooled design suits demanding traction 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
9903.05.860%Articles provided for in subdivision (b) of U.S. note 52 to this subchapter
Import Tips
• Heavy-duty thyristors need weight/dimensions on commercial invoice for freight classification
• Provide blocking voltage waveforms if challenged on thyristor vs
• GTO classification
• Dangerous goods declaration may apply for large quantities due to short-circuit energy