Official data Source: US Census Bureau international trade data Data through August 2026 · updated monthly

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Diodes, other than photosensitive or light-emitting diodes

In short

  • The US imported $550.2M of this product over the 12 months to August 2026, up 28% on the year before.
  • China is the largest supplier, with 22.2% of US imports; Taiwan is next, with 19.0%.
  • Malaysia is the cheapest main supplier before and after freight and duty, landing at $0.02 each.
  • Duty paid averaged 10.5% of the value of imports in August 2026, down 2.4 points on a year earlier.
  • Taiwan is gaining share: 17.4% over the last 12 months, up from 14.6%.
  • 2 Federal Register notices named this product's tariff codes in the last 12 months.

US imports, Aug 2026

$49.9M

↑ +35% vs Aug 2025

Last 12 months

$550.2M

↑ +28% vs the 12 months before

Average duty paid

10.5%

↓ −2.4 pts vs Aug 2025

Top supplier

China

22.2% of US imports

US imports by month

The last 13 months, so the same month a year ago is on the left. August 2026 is highlighted. Dotted lines mark lasting changes in duty paid, labelled with the supplier, or "Duty" when several moved; the tariff timeline lists each one with its notices.

Aug2025SepOctNovDecJan2026FebMarAprMayJunJulAugChina ↓China ↓
Show the numbers
MonthUS imports
August 2025$37.0M
September 2025$43.6M
October 2025$32.6M
November 2025$41.7M
December 2025$47.0M
January 2026$47.7M
February 2026$36.8M
March 2026$49.0M
April 2026$50.8M
May 2026$45.5M
June 2026$48.8M
July 2026$56.7M
August 2026$49.9M

What changed

  • US imports were $49.9M in August 2026, down 12% from July 2026 and up 35% from August 2025.
  • Over the 12 months to August 2026 they totalled $550.2M, up 28% on the 12 months before.
  • Biggest moves in market share since July 2026: Taiwan up from 16.7% to 19.0%, China down from 29.0% to 22.2%.
  • Average price from Malaysia rose 34% since July 2026, to $0.03 each.
  • Duty paid on imports from Philippines rose from 0.0% to 2.1% of their value since July 2026.

US trade by year

US imports were $550.2M in the 12 months to Aug 2026, down 4.3% on the 12 months to Aug 2017. US exports were $632.0M, down 36%. In January 2022 the HS 2022 revision moved some goods between this code and 8549.21, 8549.29, 8549.31 and 3 more, so part of a change across the dashed line can be the revision. Dotted lines mark lasting changes in duty paid, labelled with the supplier, or "Duty" when several moved; the tariff timeline lists each one with its notices.

2017201820192020202120222023202420252026HS 2022Duty ↑China ↑Duty ↑
Show the numbers
PeriodUS imports
12 months to Aug 2017$574.8M
12 months to Aug 2018$689.4M
12 months to Aug 2019$553.8M
12 months to Aug 2020$424.0M
12 months to Aug 2021$471.6M
12 months to Aug 2022$720.0M
12 months to Aug 2023$592.0M
12 months to Aug 2024$501.0M
12 months to Aug 2025$430.4M
12 months to Aug 2026$550.2M
  • China
  • Taiwan
  • Malaysia
  • Japan
  • All countries
Share of US imports
Show the numbers
PeriodChinaTaiwanMalaysiaJapan
12 months to Aug 201746.2%8.6%10.5%12.1%
12 months to Aug 201846.1%11.1%8.9%11.5%
12 months to Aug 201933.2%13.6%9.5%15.1%
12 months to Aug 202030.4%14.0%10.7%12.5%
12 months to Aug 202131.8%12.5%11.4%11.7%
12 months to Aug 202238.3%13.1%9.9%12.1%
12 months to Aug 202334.8%13.2%11.9%9.8%
12 months to Aug 202426.1%14.2%11.9%9.3%
12 months to Aug 202525.0%14.6%13.5%10.4%
12 months to Aug 202624.8%17.4%14.4%8.2%
Duty paid, % of value
Show the numbers
PeriodChinaTaiwanMalaysiaJapanAll countries
12 months to Aug 20170.0%0.0%0.0%0.0%0.0%
12 months to Aug 20180.0%0.0%0.0%0.0%0.0%
12 months to Aug 201919.4%0.0%0.0%0.0%6.6%
12 months to Aug 202017.8%0.0%0.0%0.0%5.1%
12 months to Aug 202124.3%0.0%0.0%0.0%7.3%
12 months to Aug 202223.0%0.0%0.0%0.0%8.2%
12 months to Aug 202324.2%0.0%0.0%0.0%7.8%
12 months to Aug 202424.9%0.0%0.0%0.0%6.1%
12 months to Aug 202546.4%0.2%0.1%0.1%9.8%
12 months to Aug 202654.9%0.2%0.2%0.5%13.0%
PeriodUS importsDuty paidUS exports
12 months to Aug 2026$550.2M+28%13.0%+3.2 pts$632.0M−0.1%
12 months to Aug 2025$430.4M−14%9.8%+3.7 pts$632.4M−9.8%
12 months to Aug 2024$501.0M−15%6.1%−1.7 pts$701.1M−19%
12 months to Aug 2023$592.0M−18%7.8%−0.4 pts$863.9M−4.1%
12 months to Aug 2022HS 2022 revision$720.0M+53%8.2%+0.9 pts$901.2M+44%
12 months to Aug 2021$471.6M+11%7.3%+2.2 pts$627.6M−15%
12 months to Aug 2020$424.0M−23%5.1%−1.5 pts$740.7M−25%
12 months to Aug 2019$553.8M−20%6.6%+6.6 pts$984.0M−7.3%
12 months to Aug 2018$689.4M+20%0.0%0.0 pts$1.06B+7.5%
12 months to Aug 2017$574.8M0.0%$988.2M

Who supplies the US

August 2026. Small figures under each value are the change from August 2025. Landed cost by origin, below, adds freight and duty to the price.

CountryUS importsShareAverage priceDuty paidLast 13 months
China$11.1M22.2%+0.6 pts$0.06 each+134%50.7%−18.7 pts
Taiwan$9.5M19.0%+2.2 pts$0.06 each−0.5%0.2%−0.5 pts
Malaysia$7.2M14.4%+0.1 pts$0.03 each+23%0.1%−0.3 pts
Philippines$3.9M7.8%+2.9 pts$0.32 each−0.9%2.1%+0.5 pts
Japan$3.1M6.3%−4.7 pts$0.05 each−39%1.7%+1.3 pts
Thailand$2.7M5.5%−0.7 pts$0.05 each+56%0.3%+0.2 pts
United Kingdom$2.5M4.9%+2.5 pts$0.12 each−88%0.3%−0.8 pts
Germany$2.2M4.4%−0.2 pts$0.07 each−61%0.3%−0.8 pts
Other countries (31)$7.7M15.5%−2.5 pts$0.14 each+89%0.2%−1.4 pts
All countries$49.9M100.0%$0.06 each+39%10.5%−2.4 pts

The 3 largest suppliers had 56.6% of US imports over the last 12 months.

Landed cost by origin

What importers paid to land this product at a US port from each main supplier, June–August 2026: the price, freight and insurance to the first US port, and duty, per unit. Suppliers with 3% or more of these imports, cheapest landed first. Small figures under landed cost are the change from the same months a year earlier.

  • Price
  • Freight and insurance
  • Duty
CountryPriceFreight and insuranceDutyLanded costMake-up
Malaysia$0.02 each$0.00 each2.4% of price$0.00 each0.1% of price$0.02 each−2.9%
Japan$0.05 each$0.00 each1.6% of price$0.00 each0.7% of price$0.05 each−36%
Thailand$0.05 each$0.00 each2.3% of price$0.00 each0.1% of price$0.06 each+128%
Taiwan$0.06 each$0.00 each1.8% of price$0.00 each0.1% of price$0.06 each−5.1%
Germany$0.07 each$0.00 each2.0% of price$0.00 each0.1% of price$0.07 each−56%
China$0.06 each$0.00 each3.3% of price$0.03 each50.3% of price$0.09 each+80%
United Kingdom$0.12 each$0.00 each1.7% of price$0.00 each0.2% of price$0.13 each−80%
Philippines$0.39 each$0.01 each1.5% of price$0.00 each0.8% of price$0.39 each−15%
All countries$0.05 each$0.00 each2.3% of price$0.01 each10.9% of price$0.06 each+24%

Landed at a US port, Malaysia was cheapest, at $0.02 each: 49.8% below Japan.

Landed cost from Thailand rose 128% on a year earlier, to $0.06 each, mostly on price: $0.02 each then, $0.05 each now.

How the market is shifting

Taiwan gained the most share: 17.4% of US imports over the last 12 months, up from 14.6% in the 12 months before. Japan lost the most: 8.2%, down from 10.4%. The charts show September 2024 to August 2026 for the 4 largest suppliers over the last 12 months. Dotted lines mark lasting changes in duty paid, labelled with the supplier, or "Duty" when several moved; the tariff timeline lists each one with its notices.

  • China
  • Taiwan
  • Malaysia
  • Japan
  • All countries
Share of US imports
Show the numbers
MonthChinaTaiwanMalaysiaJapan
September 202427.3%13.5%13.0%6.7%
October 202425.1%15.2%11.7%15.1%
November 202432.5%11.0%12.9%10.3%
December 202434.2%12.7%11.4%5.1%
January 202531.2%13.1%15.4%8.3%
February 202524.8%14.3%15.1%8.2%
March 202525.2%14.4%15.6%10.5%
April 202524.0%18.2%13.0%10.2%
May 202515.4%13.5%10.9%20.6%
June 202521.5%19.9%12.9%9.4%
July 202518.5%13.1%16.4%8.2%
August 202521.6%16.9%14.3%11.0%
September 202517.1%14.4%12.2%20.8%
October 202520.5%17.8%15.4%7.5%
November 202529.9%17.4%15.3%7.4%
December 202524.3%16.1%14.1%7.7%
January 202624.0%17.0%18.5%13.4%
February 202622.3%23.2%14.9%6.2%
March 202628.0%18.9%10.3%6.1%
April 202626.9%15.6%16.7%5.9%
May 202625.7%17.2%15.1%5.0%
June 202624.9%17.3%13.4%7.0%
July 202629.0%16.7%12.8%6.4%
August 202622.2%19.0%14.4%6.3%
Duty paid, % of value
Show the numbers
MonthChinaTaiwanMalaysiaJapanAll countries
September 202424.9%0.0%0.0%0.0%6.1%
October 202424.3%0.0%0.0%0.0%5.4%
November 202424.9%0.0%0.0%0.0%6.9%
December 202424.6%0.0%0.0%0.0%7.1%
January 202545.6%0.0%0.0%0.0%11.3%
February 202550.2%0.0%0.0%0.0%11.8%
March 202565.8%0.0%0.0%0.0%14.0%
April 202566.0%0.1%0.1%0.3%12.3%
May 202570.0%0.6%0.2%0.0%9.8%
June 202568.3%0.3%0.0%0.3%10.2%
July 202568.4%0.2%0.2%0.1%10.3%
August 202569.4%0.7%0.4%0.4%12.9%
September 202569.5%0.7%0.1%0.1%9.9%
October 202562.5%0.3%0.3%0.5%14.6%
November 202563.4%0.4%0.2%2.9%20.2%
December 202560.1%0.3%0.0%0.2%14.8%
January 202658.5%0.1%0.0%0.1%13.1%
February 202659.7%0.2%0.0%0.2%13.4%
March 202649.6%0.1%0.1%0.1%13.0%
April 202646.5%0.3%0.5%0.2%13.2%
May 202649.7%0.0%0.2%0.1%11.5%
June 202650.2%0.0%0.0%0.2%12.1%
July 202650.0%0.0%0.1%0.4%10.1%
August 202650.7%0.2%0.1%1.7%10.5%

Tariff actions touching this product

When the duty paid on this product changed and stayed changed, for its main suppliers and all countries, newest first, with the Federal Register notices that named the product in the 3 months before. Rates are medians of the 4 months either side, less any usual seasonal swing. A change shows what happened to duty paid, not why; read each notice for what it did.

  1. February 2026 · Duty paid: China 61.4% → 49.7%.
  2. September 2025 · Duty paid: China 68.9% → 63.0%.
  3. January–February 2025 · Duty paid: China 24.8% → 65.9%, all countries 6.4% → 12.1%.
  4. September 2020 · Duty paid: China 17.9% → 24.5%.
  5. October 2018 · Duty paid: China 0.0% → 20.3%, all countries 0.0% → 7.4%.

Federal Register notices from the last 12 months that list this product's tariff codes. A notice can add a duty, exclude products from one or only mention them, so read each for what it changes. Search the Federal Register for 8541.10

Where it enters the US

Main ports of entry over the 12 months to August 2026: US imports and share.

  1. Los Angeles International Airport, CA$115.5M · 21.0%
  2. Chicago, IL$104.8M · 19.1%
  3. Anchorage, AK$77.3M · 14.0%
  4. Cleveland, OH$46.3M · 8.4%
  5. Los Angeles, CA$36.5M · 6.6%

Where US exports go

US exports were $50.7M in August 2026, down 0.2% from August 2025, and $632.0M over the last 12 months, down 0.1% on the 12 months before. Fastest-growing market with 3% or more of US exports: Hong Kong, up 89%.

MarketLast 12 monthsSharevs 12 months before
Mexico$175.6M27.8%−19%
Malaysia$56.9M9.0%−9.2%
China$36.7M5.8%+8.7%
Canada$35.8M5.7%+7.3%
Germany$33.2M5.3%+58%
Japan$30.9M4.9%−16%
Hong Kong$29.1M4.6%+89%
United Kingdom$22.3M3.5%+22%
Other countries (99)$211.4M33.4%+8.7%
All countries$632.0M100.0%−0.1%

Markets abroad

Each country's own import figures for this product, from UN Comtrade: the 8 biggest importers outside the US in the latest year each has reported, what they bought from the US, and the change from the year before. Values usually include freight and insurance to the importer's border, so they run a little above US export figures. Countries report a year or more late; 123 have reported 2025 so far. Where a country's figure for imports from the US is under half or over double what the US recorded exporting there that year, the US figure is shown under it.

MarketImportsvs year beforeFrom the USUS share
China$2.95Bin 2025+2.1%$24.2M0.8%
Hong Kong$2.55Bin 2025+3.2%$13.4M0.5%
Germany$1.11Bin 2025+11%$27.0M2.4%
Singapore$725.0Min 2025+26%$12.6M1.7%
Mexico$629.9Min 2025+14%$29.2MUS records $196.8M4.6%
Malaysia$617.0Min 2025+45%$29.8MUS records $77.7M4.8%
Korea, South$505.2Min 2025+1.4%$11.0M2.2%
India$486.3Min 2025+11%$15.5M3.2%

The biggest market outside the US is China, which imported $2.95B of this product in 2025, 0.8% of that from the US.

Of these, imports into Singapore grew fastest: up 26% from 2024 to 2025.

Other products under heading 8541: semiconductor devices; photosensitive semiconductor devices incl photovoltaic cells; light-emitting diodes (led); mounted piezo-elec crystals; parts. US trade over the 12 months to August 2026.

About these figures
  • Source: US Census Bureau international trade data, not seasonally adjusted, in US dollars. Retrieved November 3, 2026.
  • US imports are general imports at customs value, which excludes freight and insurance. Exports are at free-alongside-ship value.
  • Average price is customs value divided by quantity (number of items), across all of the product's 10-digit lines.
  • Duty paid is the duty Census calculates on each country's imports for consumption, as a share of their value. It moves with tariff changes, exemptions and the mix of goods within the product.
  • Landed cost adds Census's import charges (freight, insurance and other costs of bringing the goods to the first US port) and calculated duty to the customs value, per unit, across the product's 10-digit lines. It leaves out antidumping and countervailing duties, customs fees and transport inland. Prices are averages across the goods within the code, so a lower one can mean cheaper goods, not the same goods for less.
  • Markets abroad are each country's imports as it reports them to UN Comtrade, in US dollars, usually including freight and insurance. Countries report a year or more late and in their own edition of the HS codes, so one still on an older edition is missing for codes that changed in 2022.
  • Tariff notices are from the Federal Register, matched to this product by the HTS numbers in their text.
  • Census revises recent months, so figures can change slightly. These are estimates for research and planning, not customs or legal advice.

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