Ferrite Toroid for SMPS Flyback Transformer
Toroidal ferrite cores for flyback transformers in small AC-DC switch-mode power supplies (SMPS) under 50W. Specifically classified in HTS 8504.90.96.30 as other ferrite parts for static converters. High saturation flux density for compact designs.
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If specifically identified as toroids
Toroids have dedicated statistical suffix within ferrite cores category.
If parts of machines for data preparation
Ferrites for printer/scanner power supplies may classify under office machinery.
If for liquid crystal display modules
Ferrites integral to LCD backlighting converters shift to optical instrument parts.
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Import Tips & Compliance
• Provide gap specifications (gapped vs ungapped cores) which affect electrical performance classification
• For high-temperature grades (>100°C), include thermal rating certification
• Avoid valuation issues by separating core cost from design/tooling charges
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