8504.90.96/High-Frequency Transformer Shield/Mexico

High-Frequency Transformer Shield from Mexico

Mu-metal shield can for EMI suppression in high-frequency transformers used in switch-mode power supplies. As a specialized part, it falls under HTS 8504.90.96 for transformer protection.

Duty Rate — Mexico → United States

10%

Rate breakdown

9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico

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Import Tips

• Specify permeability and frequency range (kHz-MHz) to confirm EMI shielding function

• Magnetic alloy content may require origin certificates for alloy-specific duties

• Avoid generic 'metal cans' declaration; link explicitly to transformer use