Harmonized Tariff Schedule of the United States · HTS code · HS 8504.40

8504.40.85

8504.40.85: Electrical transformers, static converters, for telecommunication apparatus

Static converters (inverters, chargers)

Not declarable on its own: use one of its 1 subdivisions Data: Harmonized Tariff Schedule of the United States · checked on 24 October 2026

  1. 8504 Electrical transformers, static converters (for example, rectifiers) and inductors; parts thereof:
  2. 8504.40 Static converters:
  3. 8504.40.85 For telecommunication apparatus

What you pay

Importing into USA

Customs duty Free standard rate depends on the country of origin
Additional duties and charges 1 additional measure
VAT no federal VAT; a Merchandise Processing Fee of 0.3464 % is charged on formal entries
Duty calculatorCalculate duty and taxes →

US additional duties of HTS chapter 99 in force on 22 October 2026 are included (Section 301, 232, 338 and 201). IEEPA duties are no longer collected after the Supreme Court ruling of February 2026. Conditional exemptions (US content, end use, metal share) are not computed: check the provision.

Additional duties and import rules

Charges on top of the customs duty, and rules the goods must meet at the border.

Additional duties and charges 1

  • Additional dutySection 301 — China — technology transfer, IP and innovation (2018 actions and 2024 four-year review) 25%
    Applies to goods from
    China
    In force
    from 24 September 2018
    Legal act
    HTSUS 9903.88.03

Same subheading in other tariffs

8504.40 Electrical transformers, static converters: static converters

USA lines: 8504.40

Binding rulings for similar goods

Decisions of U.S. Customs and Border Protection (CROSS) and HMRC (Advance Tariff Rulings) on goods classified here. A ruling binds only its holder, but shows how the authorities classify similar goods. The descriptions are the authorities’ own, in English.

  • N319801 U.S. CBP 8 June 2021 · 8504.40.85.00

    The tariff classification of a Wireless Charging Pad from China

  • N305957 U.S. CBP 17 September 2019 · 8504.40.85.00

    The classification of a wireless charging photo frame from China

  • N305959 U.S. CBP 17 September 2019 · 8504.40.85.00

    The classification of a wireless charging photo frame from China

  • N305648 U.S. CBP 3 September 2019 · 8504.40.85.00

    The tariff classification of a wireless charging station from China

  • N305600 U.S. CBP 28 August 2019 · 8504.40.85.00

    The tariff classification of a wireless charging caddy from China

  • N305211 U.S. CBP 23 July 2019 · 8504.40.85.00

    The tariff classification of a Phone Charger from China

  • N303914 U.S. CBP 23 April 2019 · 8504.40.85.00

    The tariff classification of a power over Ethernet converter from China

  • N301401 U.S. CBP 7 November 2018 · 8504.40.85.00

    The tariff classification of media converters, SFP transceivers, POE Injectors and POE Splitters.

Legal notes

Notes

Chapter notes: Chapter 85 →

HTS code 8504.40.85 is a line of the Harmonized Tariff Schedule of the United States under HS subheading 8504.40 (electrical transformers, static converters: static converters).

The general duty is free, and quantities are declared in p/st.

For the same subheading, the UK duty is free, the EU duty is free, the Türkiye duty is 0%–3.3%, the Canada duty is free, the Mexico duty is 0%–15%, the Brazil duty is 7%–20%, the Argentina duty is 12.6%–35%, the Peru duty is free, the New Zealand duty is free, the Japan duty is free, the Taiwan duty is free, the GCC duty is free, the Switzerland duty is free, the Norway duty is free, the North Macedonia duty is 0%–15% and the Nigeria duty is 5%.

The United States imported goods of subheading 8504.40 worth US$18bn in 2024; the largest supplier was China.

Questions and answers

What is the USA import duty for HTS code 8504.40.85?

The general duty in the Harmonized Tariff Schedule of the United States is free; the supplementary unit is p/st. Preferential rates for goods from agreement countries, anti-dumping duties and VAT are not included.

Where does the United States import these goods from?

For subheading 8504.40 as a whole, the largest supplier in 2024 was China (US$3bn), followed by Mexico.

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Typical products

Everyday names, not part of the legal text.