Toroidal Transformer Core Laminations
Stamped and insulated steel laminations designed specifically for assembly into toroidal transformer cores used in power supplies. These parts fall under HTS 8504.90.96.46 as other parts of transformers, distinct from complete cores or windings. They enable efficient magnetic flux in high-performance transformers.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If imported as complete core assembly with windings
Complete transformer cores with windings are classified separately from loose laminations.
If basic electrical steel sheets without transformer-specific processing
Unprocessed electrical steel sheets fall under iron/steel Chapter 72, not transformer parts.
If designed for use in specific industrial equipment rather than general transformers
Parts identifiable solely for particular machines may classify under that equipment's heading.
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Import Tips & Compliance
• Verify material composition (e.g
• grain-oriented silicon steel) matches transformer specifications to avoid reclassification as raw material under Chapter 72
• Include detailed engineering drawings showing transformer-specific design features in entry documentation
Related Products under HTS 8504.90.96.46
Transformer Bobbin Assembly
High-temperature plastic bobbins with integrated winding pins and terminals, specifically engineered for transformer coil assembly in switch-mode power supplies. Classified under HTS 8504.90.96.46 as other transformer parts due to dedicated transformer function. Provides structural support and electrical isolation for windings.
Transformer Mounting Bracket Kit
Stamped steel brackets with pre-drilled holes and isolation grommets designed specifically for securing power transformers in consumer electronics chassis. Falls under HTS 8504.90.96.46 as other transformer parts due to dedicated mounting function. Ensures proper heat dissipation and vibration isolation.
Transformer Terminal Block Assembly
Ceramic-based terminal blocks with high-voltage spacing and solderable pins specifically for power transformer secondary windings. Classified under HTS 8504.90.96.46 as other transformer parts due to electrical connection function. Rated for 600V+ operation in industrial transformers.
Transformer Vibration Isolation Mount
Neoprene rubber mounts with threaded studs designed specifically for isolating transformer vibration in HVAC equipment. Classified HTS 8504.90.96.46 as other transformer parts due to noise/vibration suppression function. Rated for 500+ lb transformer loads.
Transformer Core Clamp Assembly
High-strength steel clamp bands with bolt hardware and insulation washers for securing transformer core laminations under compression. HTS 8504.90.96.46 classification as other transformer parts maintains core stack integrity. Designed for 10kV+ distribution transformers.
Transformer Temperature Sensor Mount
Bimetallic thermal mounts with embedded thermocouples specifically positioned for transformer hot-spot temperature monitoring. Classified under HTS 8504.90.96.46 as other transformer parts for thermal protection function. Critical for preventing thermal runaway failures.