U.S. imports of parts of heat exchange units, industrial (HS 8419903000) totaled $119.5M in August 2026, imported from 52 countries.
Importers of Parts of Heat Exchange Units, Industrial paid $13.5M in duties in August 2026, an effective tariff rate of 11.31% of the $119.5M imported — duty actually collected as a share of that value, not the published tariff schedule. Parts of Heat Exchange Units, Industrial imports of $119.5M in August 2026 ran 29% above the year-to-date monthly average of $92.5M.
Last updated: August 2026 dataAvg $10.41/KG · 3.3K shipments/mo
HSChapter 84
Statistical number 1 of 10 in subheading 841990
Statistical number 8419903000 · $119.5M of $272.6M
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ImportsExports
Imports
$119.5MYoY · free account
12-mo low · imports
YoY · free accountThrough August 2026. Source: U.S. Census Bureau.
Imports · August 2026
origin
Taiwan and China together supply 46% of it. China pays 27.1% duty; Mexico 0.2%.
customs district
None recorded for this period.
destination
Census publishes state breakdowns to the 6-digit level only. See HS 841990 for those.
entry
Census publishes port breakdowns to the 6-digit level only. See HS 841990 for those.
rate provision · imports
None recorded for this period.