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High-Frequency Transformer Shield

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.

Import Duty Rates by Country of Origin

Origin CountryMFN RateCh.99 SurchargesTotal Effective Rate
πŸ‡¨πŸ‡³ChinaFree+37.5%37.5%
πŸ‡²πŸ‡½MexicoFree+10.0%10%
πŸ‡¨πŸ‡¦CanadaFree+10.0%10%
πŸ‡©πŸ‡ͺGermanyFree+10.0%10%
πŸ‡―πŸ‡΅JapanFree+12.5%12.5%

Alternative Classifications

This product could be classified differently depending on its characteristics or intended use.

8504.90Same rate: 37.5%

If specifically for induction regulators

Parts identified for induction apparatus have dedicated subheadings.

7226.99.01Higher: 75% vs 37.5%

If flat-rolled alloy steel

Mu-metal sheets without formed shield function classify as base metal.

8543.70Lower: 15.1% vs 37.5%

If other electrical machines

Unspecified electrical apparatus parts may fall to 8543 if specificity lacking.

Not sure which classification is right?

The Tariff Assistant works through the GRI rules on your specific product to reach the right HTS code β€” and can price the duty on it in the same conversation.

Import Tips & Compliance

β€’ Specify permeability and frequency range (kHz-MHz) to confirm EMI shielding function

β€’ Magnetic alloy content may require origin certificates for alloy-specific duties

β€’ Avoid generic 'metal cans' declaration; link explicitly to transformer use