Wireless Charging Pad - HTS Code 8504.40.85.00

A wireless charging pad is a sophisticated electronic device designed to provide cable-free power to smartphones and other compatible hardware. Utilizing electromagnetic induction, often following the global Qi standard, these pads consist of a flat base station housing an induction coil. When a compatible telecommunication device is placed on the surface, the pad creates an alternating electromagnetic field, which the device’s internal coil converts back into electricity to charge the battery. Modern iterations feature fast-charging capabilities, intelligent thermal management, and foreign object detection to ensure user safety. Designed primarily for mobile handsets, these chargers are essential accessories in the telecommunication ecosystem. They typically receive power via a USB connection from a secondary source, functioning as an intermediary static converter. For importers, these devices represent a high-volume consumer electronic category that requires precise classification to ensure compliance with US Customs and Border Protection (CBP) standards. Their design is focused on convenience and the reduction of mechanical wear on device charging ports, making them a staple in the modern mobile accessory market.

Important: AI output requires professional review
Moya provides AI-assisted research for U.S. import workflows. Results are not a binding CBP ruling, legal advice, customs brokerage advice, or filing instruction. Verify HTS codes, duties, and compliance requirements with a licensed customs broker or official source before relying on them.
Reference HTS Code
8504.40.85.00

For research only. Verify the latest schedule and official requirements before filing.

AI Classification Reasoning

The classification of a wireless charging pad under HTSUS 8504.40.85.00 is governed by the General Rules of Interpretation (GRI). Applying GRI 1, the device falls under Heading 8504, which covers electrical transformers, static converters, and inductors. Specifically, a wireless charger acts as a static converter, transforming incoming electrical energy into an inductive field suitable for power transfer. Pursuant to GRI 6, the eight-digit subheading 8504.40.85.00 is identified because the device is specifically designed for use with telecommunication apparatus, such as cellular phones. This classification is supported by various CBP Rulings (e.g., HQ H275662), which clarify that chargers dedicated to mobile handsets should be classified here rather than under general power supply codes. While Section XVI Note 2 discusses the classification of parts, the charging pad is considered a finished functional unit. Note that while the general duty rate is 'Free,' importers must still verify if the product is subject to Section 301 duties depending on the country of origin, as many electronics from China are currently impacted by additional tariffs despite the base HTS rate.

Tariff Information

General rateFree
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  • 🔒Section 301 surcharge (China origin)
  • 🔒Section 232 (steel/aluminum)
  • 🔒IEEPA tariffs
  • 🔒Exclusion list lookup
  • 🔒Tariff impact notes

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FAQ

Does HTS 8504.40.85.00 apply to chargers for smartwatches or laptops?
This specific HTS code is designated for telecommunication apparatus. If a charger is exclusively for a device not considered telecom (like certain laptops), a different subheading under 8504.40 may be required. However, many Qi chargers are universal for handsets and are classified here.
How do Section 301 tariffs affect wireless chargers from China?
While the General Rate for HTS 8504.40.85.00 is 'Free,' products of Chinese origin may be subject to additional ad valorem duties under Section 301 (List 4A or similar). Importers should consult the latest USTR exclusions and lists.
What if the charging pad is sold in a set with a wall adapter and cable?
Under GRI 3(b), such kits are generally classified by the component that provides the 'essential character.' In most cases, the wireless charging pad itself is the essential component, meaning the entire set is classified under 8504.40.85.00.