High Flux Density Ferrite Core for Welding Transformers

Special high Bs ferrite cores for inverter welding machine transformers, handling high peak currents at 20-100 kHz. Robust design withstands thermal cycling. HTS 8504.90.96.10 as transformer-specific ferrites.

Import Duty Rates by Country of Origin

Origin CountryMFN RateCh.99 SurchargesTotal Effective Rate
🇨🇳ChinaFree+35.0%35%
🇲🇽MexicoFree+10.0%10%
🇨🇦CanadaFree+10.0%10%
🇩🇪GermanyFree+10.0%10%
🇯🇵JapanFree+10.0%10%

Alternative Classifications

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

8515.39.00Higher: 36.6% vs 35%

If complete arc welding transformers

Finished welding machine transformers have dedicated subheadings.

8504.90.75.00Same rate: 35%

If CRGO steel cores for lower frequency welders

Welding transformers often use metallic cores at line frequencies.

8504.90.96Same rate: 35%

If inductor use in welding power factor correction

PFC choke coils use parallel ferrite subheading.

Not sure which classification is right?

Our AI classifier can analyze your specific product and recommend the correct HTS code with confidence.

Import Tips & Compliance

Include mechanical shock/vibration test data for industrial certification

Specify peak flux density ratings (>0.5T typical)

Declare intended arc welding power levels in end-use statement

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