8546.20.00/Beryllia Ceramic RF Insulator/Japan

Beryllia Ceramic RF Insulator from Japan

Beryllium oxide (BeO) ceramic insulator for RF power transistors, offering high thermal conductivity with insulation. Special controlled ceramic under HTS 8546.20.00.

Duty Rate — Japan → United States

12.5%

Rate breakdown

9903.05.4912.5%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%

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Import Tips

• BeO toxicity handling certifications

• Thermal conductivity >250 W/mK verification

• BIS export license may be required