Of the goods of subheading 8504.40 or 8504.50 for telecommunication apparatus
Electrical transformers, static converters (for example, rectifiers) and inductors; parts thereof: > Parts: > Other: > Printed circuit assemblies: > Of the goods of subheading 8504.40 or 8504.50 for telecommunication apparatus
Duty Rate (from China)
Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Except as provided in headings 9903.88.05, 9903.88.06, 9903.88.07, 9903.88.08, 9903.88.10, 9903.88.11, 9903.88.14, 9903.88.19, 9903.88.50, 9903.88.52, 9903.88.58, 9903.88.60, 9903.88.62, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(a) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(b) [to this subchapter]
Products classified 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.
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.
Satellite Modem Power Converter Printed Assembly
Specialized PCA for static converters powering VSAT satellite telecommunication modems under 8504.40. Handles wide input voltage for remote terminal units. 8504.90.65.00 classification for telecom apparatus power parts.
VoIP Router Voltage Regulator PCA
Printed circuit board assembly with voltage regulator static converters for Voice over IP telecommunication routers (8504.40 goods). Ensures stable power for multi-port Ethernet VoIP gateways. Under 8504.90.65.00 as telecom converter parts.
Cell Tower Remote Radio Unit Power PCA
High-efficiency PCA for DC-DC converters powering remote radio units (RRUs) on cellular telecommunication towers from 8504.40. Supports high-power RF amplification. Classified 8504.90.65.00 for telecom static converters.
Enterprise PBX System Rectifier PCA
Printed circuit assembly of rectifiers (8504.40) for enterprise private branch exchange (PBX) telecommunication systems. Converts mains power for server-grade telephony platforms. 8504.90.65.00 for telecom power parts.
Microwave Link Power Supply Printed Board
PCA embodying static converters for point-to-point microwave telecommunication links (8504.40). Provides isolated power for outdoor radio transceivers. Under 8504.90.65.00 as telecom-specific.
SCADA Network Converter Printed Circuit
Industrial printed circuit assembly for static converters powering SCADA telecommunication gateways in utility networks (8504.40). Ensures reliable remote monitoring/telemetry. 8504.90.65.00 telecom parts classification.
LTE Customer Premises Equipment PSU PCA
Printed circuit assembly for power supply units in LTE customer premises equipment like small cells and femtocells (8504.40 telecom static converters). Compact design for indoor deployment. Classified under 8504.90.65.00.
Telecom Shelf Power Entry Module PCA
Front-end PCA for power entry modules in 19-inch telecom equipment shelves, containing rectifiers from 8504.40. Distributes -48V DC to rack-mounted telecom gear. 8504.90.65.00 for telecom apparatus.
Network Time Server DC Converter Board
Precision PCA with DC-DC converters for PTP/IEEE 1588 network time servers in telecom synchronization (8504.40). Powers GPS-disciplined oscillators. Under 8504.90.65.00 telecom parts.
DSLAM Power Distribution PCA
Printed circuit assembly for power distribution and conversion in Digital Subscriber Line Access Multiplexer (DSLAM) telecom cabinets from 8504.40. Manages PoDSL power delivery. 8504.90.65.00 classification.
Edge Router Hot-Swap PSU Controller PCA
Control PCA for redundant hot-swap power supply units in carrier-grade edge routers (8504.40 telecom converters). Manages load sharing and fault tolerance. Classified 8504.90.65.00.
Metro Ethernet Switch PoE Converter PCA
Power over Ethernet (PoE) converter printed circuit assembly for metro Ethernet telecommunication switches (8504.40). Delivers up to 60W per port for IP phones/cameras. 8504.90.65.00 telecom specific.