Fiber Optic Switch DC-DC Converter PCA
Printed circuit assembly for DC-DC converters (8504.40) powering fiber optic telecommunication switches in data centers. Provides voltage regulation for high-speed optical transceivers. Classified in 8504.90.65.00 as telecom-specific converter parts.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If part of complete packet-switched telecom network apparatus
Finished telecom switching equipment under 8517 includes embedded power assemblies.
If for inductors/transformers rather than converters
PCAs embodying inductors from 8504.50 classify differently from static converters.
If sold as ADP unit parts for network servers
If telecom switch qualifies as automatic data processing unit, parts go to 8471.
Not sure which classification is right?
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Import Tips & Compliance
• Document compatibility with specific telecom switches (e.g
• Cisco models) for binding ruling requests
• Ensure ESD protection during shipping for sensitive PCAs
• Beware of undervaluation penalties—use transaction value based on OEM pricing
Related Products under HTS 8504.90.65.00
5G Base Station Power Supply PCB
Printed circuit assembly embodying static converters (power supplies) specifically designed for 5G telecommunication base stations under subheading 8504.40. These assemblies regulate and convert DC power for efficient operation of telecom transceivers and antennas. Classified under 8504.90.65.00 as parts of static converters for telecom apparatus.
Telecom Rectifier Module Printed Circuit Board
Printed circuit assembly containing rectifier circuits from subheading 8504.40, optimized for AC-to-DC conversion in central office telecom power systems. Used in telephone exchanges and network hubs for reliable power delivery. Falls under 8504.90.65.00 due to its telecom-specific application.
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Enterprise PBX System Rectifier PCA
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