HTS 8504.40.70 duty rate

Power supplies for automatic data processing machines or units thereof of headin…: Other. General duty Free; for goods of Chinese origin, general + Section 301 (+25%) comes to 25% before any other duties.

FreeGeneral (MFN) duty rate

List 3 +25%Section 301, products of China

25%General + Section 301 for China, ad valorem

35%Column 2 (Cuba, North Korea, Russia, Belarus)

Official USITC Harmonized Tariff Schedule, 2026HTSRev20 · data built 2026-10-02 · check on hts.usitc.gov

Tariff line	8504.40.70
Description	Electrical transformers, static converters (for example, rectifiers) and inductors; parts thereof: › Static converters: › Power supplies for automatic data processing machines or units thereof of heading 8471; power supplies for goods of subheading 8443.31 or 8443.32; power supplies for monitors of subheading 8528.42 or 8528.52 or projectors of subheading 8528.62: › Other
General rate	Free
Special rate (trade programs)	none listed
Column 2 rate	35%
Units of quantity	see statistical lines
Section 301 (China)	List 3 +25%

Section 301 China tariffs on this line

Chapter 99 heading	List	Extra duty	Status
9903.88.03	List 3	+25%	in effect

Statistical reporting numbers (10-digit)

Report the 10-digit number on the entry; the duty rate is the one above.

Code	Description
8504.40.70.01	With a power output not exceeding 50 W
8504.40.70.07	With a power output exceeding 50 W but not exceeding 150 W
8504.40.70.12	With a power output exceeding 150 W but not exceeding 500 W
8504.40.70.18	Other

2026 US–China tariff reduction lists: The US–China reduction lists are not published yet. Dutyfinch checks the Federal Register every day and flags each code as soon as the list appears.

Get this line by API or MCP

curl https://dutyfinch.cybermax-tools.workers.dev/hts/8504.40.70

Free: 50 lookups a day, no key. The same JSON powers this page. AI agents can call it as an MCP tool at https://dutyfinch.cybermax-tools.workers.dev/mcp.

Nearby tariff lines

8504.10.00 · 8504.21.00 · 8504.22.00 · 8504.23.00 · 8504.31.20 · 8504.31.40 · 8504.31.60 · 8504.32.00 · 8504.33.00 · 8504.34.00 · 8504.40.40 · 8504.40.60 · 8504.40.85 · 8504.40.95 · 8504.50.40 · 8504.50.80 · 8504.90.20 · 8504.90.41 · 8504.90.65 · 8504.90.75 · 8504.90.96

← 8504.40.60 · 8504.40.85 → · Heading 8504 · Chapter 85 · Chapter 85 rate summary

General information from the official US Harmonized Tariff Schedule (USITC) and Federal Register; not legal or customs advice. Section 232, IEEPA, antidumping/countervailing and other duties can also apply. Confirm classification and rates with CBP or a licensed customs broker before you file.