Shipped Where
Imported, 2025Imported 2025
$446 million$446M
vs 2010
1.8× (nominal)
Arrived by shipBy ship
65%
Busiest portTop port
Newark, NJ

Central heating boilers not elsewhere specified: South Korea leads with 28% of $446 million.

Canada is a close second at 23%.

Where it comes from, 2025Where it comes from

Share by value of the $446M the US imported, by country of originShare by value, by country of origin

  1. 01South Korea$124M27.8%
  2. 02Canada$104M23.3%
  3. 03Germany$45.7M10.2%
  4. 04China$26.7M6.0%
  5. 05Italy$25.1M5.6%
  6. 06Netherlands$24.3M5.4%
  7. 07United Kingdom$17.1M3.8%
  8. 08Japan$15.8M3.5%
  9. 09France$15.0M3.4%
  10. 10Switzerland$10.4M2.3%
  11. All othersEveryone else combined: $38.5M8.6%

Total US HS 8403 imports by year · $251M in 2010 to $446M in 2025Replay the ranking year by year, 2010 to 2025

2025Press play to replay the ranking

Then and now: 2015 vs 2025Then and now

Each country's share of US imports. Gray bar is 2015, colored bar is 2025.Share of US imports. Gray is 2015, color is 2025.

South Korea14% → 28%
Japan<0.1% → 3.5%
Switzerland<0.1% → 2.3%
United Kingdom2% → 3.8%
Germany9.8% → 10%
Italy5.2% → 5.6%
China5.7% → 6%
France4.8% → 3.4%
Netherlands7.1% → 5.4%
Canada39% → 23%
2015 share2025, gained2025, lost

Where it comes from

Bigger circle = more value, 2025. Numbers match the list.

Asia is the largest source at 38%, then Europe at 37%. South Korea and Canada send 51% between them, and Germany, China and Italy add another 22%.

0102030405060708
0102030405060708
  1. 01South Korea
  2. 02Canada
  3. 03Germany
  4. 04China
  5. 05Italy
  6. 06Netherlands
  7. 07United Kingdom
  8. 08Japan

Where it lands

US port where it entered, 2025. Letters match the list.

65% arrives by ship, almost all in containers, mostly through East Coast ports. Newark takes 19%. Norfolk and Port Huron follow at 16% and 10%.

ABCDEF
ABCDEF
  1. ANewark, NJ $85.5M
  2. BNorfolk, VA $70.1M
  3. CPort Huron, MI $44.0M
  4. DLos Angeles, CA $39.8M
  5. EBuffalo-Niagara Falls, NY $24.1M
  6. FChester, PA $21.9M
More detail: states listed on entry paperworkMore detail: states on paperwork

This is the destination written on customs forms, often a warehouse or distributor near the port. It is not where the product is used.

Ten states are listed for over $10M each, and they mirror the top ports.

  1. 01California$61.8M
  2. 02Virginia$58.2M
  3. 03New Jersey$47.6M
  4. 04Rhode Island$42.2M
  5. 05New York$38.1M
$10M+$4–10M$1–4M$100K–1MUnder $100K

Counted under HS 8403. How we count.