RM Ferrite Core for Telecom Power Supplies
RM (round multi-aperture) ferrite cores for high-efficiency transformers in telecom rectifiers and DC-DC converters. HTS 8504.90.96.30 covers these ferrite parts designed for 100-400 kHz switching frequencies in network equipment. Optimized for thermal stability in continuous operation.
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If wound with copper wire as complete inductor
Pre-wound ferrite inductors classify as finished electrical inductors, not parts.
If parts of automatic data processing machines
Ferrites specifically for computers/servers may classify under ADP equipment parts in 8473.
If n.e.s. in other powered iron cores
Powdered iron cores for similar applications have separate statistical reporting.
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Import Tips & Compliance
• Obtain manufacturer test reports showing Curie temperature and core loss data for classification support
• For high-volume imports, consider bonded warehouse storage to manage duties on slow-moving inventory
• Distinguish between sendust cores (different HTS) via alloy composition certificates
Related Products under HTS 8504.90.96.30
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Ferrite Core for Switching Power Supply
A manganese-zinc ferrite core used in high-frequency transformers for switching power supplies in consumer electronics like laptop chargers. Classified under HTS 8504.90.96.30 as ferrite parts of static converters due to its magnetic properties optimized for power conversion applications. It enables efficient energy transfer at frequencies above 20 kHz.
E-Type Ferrite Core for LED Driver
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Ferrite Rod Antenna Core
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Ferrite Bead Core for EMI Suppression
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Pot Core Ferrite for Audio Amplifiers
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