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

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Receiver or amplifier tubes

In short

  • The US imported $11.5M of this product over the 12 months to August 2026, up 11% on the year before.
  • Slovakia is the largest supplier, with 52.0% of US imports; China is next, with 18.1%.
  • Russia has the lowest price, but landed at a US port with freight and duty Slovakia is cheaper: $14.16 each against $16.31 each.
  • Duty paid averaged 18.5% of the value of imports in August 2026, down 2.6 points on a year earlier.
  • Slovakia is gaining share: 41.7% over the last 12 months, up from 29.4%.
  • US exports were $48.3M over the last 12 months; the largest market is Korea, South, with 47.7%.

US imports, Aug 2026

$798K

↑ +37% vs Aug 2025

Last 12 months

$11.5M

↑ +11% vs the 12 months before

Average duty paid

18.5%

↓ −2.6 pts vs Aug 2025

Top supplier

Slovakia

52.0% 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 ↓
Show the numbers
MonthUS imports
August 2025$581K
September 2025$705K
October 2025$816K
November 2025$713K
December 2025$726K
January 2026$474K
February 2026$982K
March 2026$1.9M
April 2026$556K
May 2026$1.5M
June 2026$806K
July 2026$1.6M
August 2026$798K

What changed

  • US imports were $798K in August 2026, down 49% from July 2026 and up 37% from August 2025.
  • Over the 12 months to August 2026 they totalled $11.5M, up 11% on the 12 months before.
  • Biggest moves in market share since July 2026: France up from 0.0% to 8.4%, Slovakia down from 79.9% to 52.0%.
  • Average price from China rose 840% since July 2026, to $338.73 each.
  • Duty paid on imports from Germany fell from 14.0% to 10.0% of their value since July 2026.
  • Duty paid on imports from Russia rose from 45.0% to 47.5% of their value since July 2026.

US trade by year

US imports were $11.5M in the 12 months to Aug 2026, up 17% on the 12 months to Aug 2017. US exports were $48.3M, up 289%. 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 2022China ↑Duty ↓Duty ↓Duty ↑Duty ↓
Show the numbers
PeriodUS imports
12 months to Aug 2017$9.8M
12 months to Aug 2018$8.9M
12 months to Aug 2019$8.5M
12 months to Aug 2020$7.8M
12 months to Aug 2021$7.8M
12 months to Aug 2022$10.5M
12 months to Aug 2023$7.1M
12 months to Aug 2024$8.4M
12 months to Aug 2025$10.4M
12 months to Aug 2026$11.5M
  • Slovakia
  • France
  • China
  • Russia
  • All countries
Share of US imports
Show the numbers
PeriodSlovakiaFranceChinaRussia
12 months to Aug 201737.6%0.6%29.7%3.4%
12 months to Aug 201831.7%0.2%30.1%3.9%
12 months to Aug 201935.7%0.5%35.7%4.3%
12 months to Aug 202048.9%2.2%19.0%5.7%
12 months to Aug 202147.5%3.3%22.9%9.9%
12 months to Aug 202244.3%5.7%15.0%8.8%
12 months to Aug 202354.5%1.4%18.7%7.7%
12 months to Aug 202460.0%10.5%13.1%7.6%
12 months to Aug 202529.4%49.9%10.1%5.2%
12 months to Aug 202641.7%28.1%12.6%6.0%
Duty paid, % of value
Show the numbers
PeriodSlovakiaFranceChinaRussiaAll countries
12 months to Aug 20174.2%4.2%4.2%4.2%4.2%
12 months to Aug 20184.2%4.2%4.2%4.2%4.2%
12 months to Aug 20194.2%4.2%17.4%4.2%8.9%
12 months to Aug 20204.2%4.2%29.1%4.2%8.9%
12 months to Aug 20214.1%4.2%29.2%4.2%9.9%
12 months to Aug 20224.2%4.2%29.0%19.8%9.1%
12 months to Aug 20234.2%4.2%29.2%35.0%11.2%
12 months to Aug 20244.2%4.2%28.9%35.0%9.7%
12 months to Aug 20259.3%5.0%40.9%33.8%11.5%
12 months to Aug 202613.3%14.3%43.3%28.2%18.2%
PeriodUS importsDuty paidUS exports
12 months to Aug 2026$11.5M+11%18.2%+6.7 pts$48.3M+0.8%
12 months to Aug 2025$10.4M+24%11.5%+1.8 pts$47.9M−25%
12 months to Aug 2024$8.4M+19%9.7%−1.5 pts$64.0M+62%
12 months to Aug 2023$7.1M−33%11.2%+2.1 pts$39.4M+25%
12 months to Aug 2022HS 2022 revision$10.5M+35%9.1%−0.7 pts$31.6M+3.9%
12 months to Aug 2021$7.8M+0.2%9.9%+1.0 pts$30.4M−34%
12 months to Aug 2020$7.8M−8.4%8.9%0.0 pts$46.2M+91%
12 months to Aug 2019$8.5M−4.8%8.9%+4.7 pts$24.1M+91%
12 months to Aug 2018$8.9M−9.0%4.2%0.0 pts$12.6M+1.8%
12 months to Aug 2017$9.8M4.2%$12.4M

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
Slovakia$415K52.0%+6.5 pts$13.04 each−9.3%10.0%−1.5 pts
China$144K18.1%+0.7 pts$338.73 each+194%41.7%−17.5 pts
Germany$79K9.8%new$628.91 each10.0%
France$67K8.4%−16.6 pts$7,479 each−54%10.0%−5.0 pts
Russia$61K7.6%+2.6 pts$7.79 each+14%47.5%+35.0 pts
Japan$12K1.5%−0.6 pts$934.15 each−92%12.5%−6.7 pts
Malaysia$11K1.3%new$5,347 each4.2%
Italy$6K0.8%+0.4 pts$559.55 each−76%10.0%−5.0 pts
Czech Republic$4K0.4%−0.8 pts$11.67 each0.0%10.0%−5.0 pts
All countries$798K100.0%$19.67 each−19%18.5%−2.6 pts

The 3 largest suppliers had 82.4% 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
Slovakia$12.53 each$0.25 each2.0% of price$1.38 each11.0% of price$14.16 each−6.5%
Russia$10.96 each$0.28 each2.6% of price$5.06 each46.2% of price$16.31 each+34%
China$66.91 each$2.23 each3.3% of price$26.91 each40.2% of price$96.04 each+101%
Germany$173.22 each$2.75 each1.6% of price$19.38 each11.2% of price$195.35 each+106%
France$9,422 each$120.97 each1.3% of price$1,267 each13.4% of price$10,810 each+15099%
All countries$18.17 each$0.39 each2.1% of price$3.21 each17.7% of price$21.76 each−5.1%

Landed at a US port, Slovakia was cheapest, at $14.16 each: 13.2% below Russia.

Russia had the lowest price before freight and duty, $10.96 each, but they added 48.7% to it.

Landed cost from France rose 15099% on a year earlier, to $10,810 each, mostly on price: $61.59 each then, $9,422 each now.

How the market is shifting

Slovakia gained the most share: 41.7% of US imports over the last 12 months, up from 29.4% in the 12 months before. France lost the most: 28.1%, down from 49.9%. 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.

  • Slovakia
  • France
  • China
  • Russia
  • All countries
Share of US imports
Show the numbers
MonthSlovakiaFranceChinaRussia
September 202435.2%35.7%15.5%2.7%
October 20248.7%77.5%4.9%4.9%
November 202431.6%25.0%22.5%8.0%
December 202434.6%35.0%16.9%8.9%
January 202522.9%51.8%16.7%5.4%
February 202539.0%42.1%6.0%3.3%
March 20258.7%81.2%3.5%3.8%
April 202565.0%29.5%1.9%1.9%
May 202562.3%0.0%25.0%3.7%
June 202539.1%17.1%20.6%16.6%
July 202550.8%24.0%8.4%6.7%
August 202545.4%25.1%17.3%5.0%
September 202545.9%24.8%9.6%4.6%
October 202549.5%25.5%5.1%17.1%
November 202561.8%16.4%14.0%7.5%
December 202547.0%16.2%16.4%6.3%
January 202666.1%0.0%13.3%5.4%
February 202620.9%9.4%12.3%2.8%
March 20268.1%71.9%7.1%6.6%
April 202636.0%26.7%18.5%3.3%
May 202634.4%43.4%11.6%6.3%
June 202629.7%38.4%25.6%1.5%
July 202679.9%0.0%11.7%3.5%
August 202652.0%8.4%18.1%7.6%
Duty paid, % of value
Show the numbers
MonthSlovakiaFranceChinaRussiaAll countries
September 20244.2%4.2%29.2%35.0%8.9%
October 20244.2%4.2%29.2%35.0%6.9%
November 20244.2%4.2%29.2%35.0%12.3%
December 20244.2%4.2%29.2%35.0%11.2%
January 20254.2%4.2%28.7%35.0%10.0%
February 20254.2%4.2%39.2%35.0%7.3%
March 20254.2%4.2%45.7%35.0%6.8%
April 202514.1%5.5%50.8%35.0%12.5%
May 202514.2%n/a57.3%35.0%25.7%
June 202514.2%14.2%59.2%35.0%26.9%
July 202514.2%14.2%59.2%34.6%19.3%
August 202511.5%15.0%59.2%12.5%21.1%
September 202515.0%15.0%59.2%0.0%18.4%
October 202515.0%15.0%59.2%20.1%18.1%
November 202515.0%15.0%51.1%0.0%18.9%
December 202515.0%15.0%49.2%0.0%18.7%
January 202615.0%n/a49.2%0.0%18.8%
February 202615.0%15.0%49.2%0.0%18.3%
March 202614.2%14.2%31.8%45.0%17.5%
April 202614.1%14.2%39.2%45.0%19.8%
May 202614.2%14.2%39.0%45.0%18.8%
June 202614.2%14.2%39.2%45.0%20.9%
July 202610.7%n/a40.2%45.0%15.5%
August 202610.0%10.0%41.7%47.5%18.5%

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. April 2026 · Duty paid: China 49.2% → 39.2%.
  2. April–June 2025 · Duty paid: Slovakia 4.2% → 14.2%, France 4.2% → 15.0%, all countries 8.8% → 23.3%.
  3. July 2024 · Duty paid: all countries 12.3% → 6.9%.
  4. November 2023 · Duty paid: all countries 16.2% → 10.8%.
  5. February 2023 · Duty paid: all countries 8.6% → 16.9%.
  6. April 2021 · Duty paid: all countries 14.2% → 8.4%.
  7. December 2019 · Duty paid: all countries 13.3% → 6.1%.
  8. June 2019 · Duty paid: China 14.2% → 29.2%.
  9. October 2018 · Duty paid: China 4.2% → 14.2%.

Where it enters the US

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

  1. Newark, NJ$3.7M · 32.4%
  2. San Francisco International Airport, CA$1.7M · 14.4%
  3. Los Angeles International Airport, CA$1.4M · 12.2%
  4. New Orleans, LA$1.2M · 10.6%
  5. Cleveland, OH$915K · 8.0%

Where US exports go

US exports were $6.7M in August 2026, up 45% from August 2025, and $48.3M over the last 12 months, up 0.8% on the 12 months before. Fastest-growing market with 3% or more of US exports: Israel, up 4529%.

MarketLast 12 monthsSharevs 12 months before
Korea, South$23.0M47.7%−9.3%
United Kingdom$13.1M27.2%+149%
Israel$2.0M4.2%+4529%
Luxembourg$1.9M3.9%+28%
Taiwan$1.9M3.9%+18%
Netherlands$1.6M3.3%+106%
Japan$1.1M2.4%−85%
Vietnam$1.1M2.2%+20236%
Other countries (41)$2.5M5.2%−55%
All countries$48.3M100.0%+0.8%

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; 93 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
Korea, South$25.0Min 2025+79%$23.4M93.8%
Germany$13.8Min 2025−15%$644K4.7%
United Kingdom$10.2Min 2025+27%$6.0M58.4%
Belgium$9.4Min 2025+180%$4K0.0%
Saudi Arabia$8.7Min 2025+52%$3.6MUS records $3K41.0%
China$8.5Min 2025−8.3%$341K4.0%
Netherlands$3.8Min 2025+208%$1.8M47.7%
Singapore$3.5Min 2025+96%$309K8.9%

The biggest market outside the US is South Korea, which imported $25.0M of this product in 2025, 93.8% of that from the US.

The US supplies 93.8% of imports into South Korea and 58.4% into the United Kingdom, but under 10% into Germany, Belgium and China.

Of these, imports into the Netherlands grew fastest: up 208% from 2024 to 2025.

Other products under heading 8540: thermionic, cold cathode or photocathode tubes (vacuum, vapor or gas filled tubes, cathode-ray tubes, television camera tubes etc.); parts thereof. 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.
  • 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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