Instantaneous gas water heaters (HS 841911)
Instantaneous gas water heaters (HS 841911) has 8,955 U.S. import bill-of-lading shipment records between Jan 2020 and Aug 2026. The largest U.S. importer of Instantaneous gas water heaters is NAVIEN INC, with 5,215 shipments, followed by RINNAI AMERICA CORP and NORITZ AMERICA CORP. The leading supplier is KYUNGDONG NAVIEN CO LTD, with 5,437 shipments, followed by RINNAI CORP and NORITZ CORP. Goods originate mainly from REPUBLIC OF KOREA and JAPAN, arriving primarily at LOS ANGELES, CA. Import volume has held steady over the past 12 months versus the prior year.
Sourced from U.S. Customs bill of lading data · Updated monthly · Data through August 2026Cite as: ImportDoor, U.S. Customs bill of lading data (data through August 2026), https://www.importdoor.com/products/841911-instantaneous-gas-water-heaters
See all 8,955 shipments of HS 841911 with dates, ports, consignees, filters and CSV export in the ImportDoor dashboard.
Open in dashboardShipments by month (last 24 months)
Trade flow: top suppliers → U.S. importers
The strongest supplier-importer relationships for Instantaneous gas water heaters (HS 841911), by shipment volume. Hover a ribbon for details; click a name to open its profile.
The largest relationship is KYUNGDONG NAVIEN CO LTD → NAVIEN INC with 5,214 shipments, followed by RINNAI CORP → RINNAI AMERICA CORP (733) and NORITZ CORP → NORITZ AMERICA CORP (534).
Top U.S. importers
| Importer | Shipments |
|---|---|
| NAVIEN INC | 5,215 |
| RINNAI AMERICA CORP | 773 |
| NORITZ AMERICA CORP | 535 |
| PENTAIR WATER POOL AND SPA | 217 |
| VESTA DS INC | 132 |
| NAVIEN CANADA INC | 125 |
| JUNSKY AMERICA INC | 110 |
| WORLD MARKETING OF AMERICA INC | 97 |
| JUNSKY HOLDINGS LIMITED | 82 |
| BOSCH THERMOTECHNOLOGY CORP | 79 |
Top suppliers
| Supplier | Shipments |
|---|---|
| KYUNGDONG NAVIEN CO LTD | 5,437 |
| RINNAI CORP | 772 |
| NORITZ CORP | 547 |
| COSMOGAS SRL | 231 |
| JUNSKY APPLIANCES LIMITED | 205 |
| DAESUNG CELTIC ENERSYS CO LTD | 133 |
| KITURAMI CO LTD | 90 |
| ESCATEC MECHATRONICS SDN BHD | 88 |
| GUANGDONG SMARTON HEATING TECHNOLOG | 76 |
| PURPOSE CO LTD | 76 |
Origin countries
| Country | Shipments |
|---|---|
| REPUBLIC OF KOREA | 5,634 |
| JAPAN | 1,393 |
| CHINA | 1,087 |
| ITALY | 255 |
| PORTUGAL | 123 |
| KOREA, DEMOCRATIC PEOPLES REPUBLIC OF | 102 |
| MALAYSIA | 87 |
| GERMANY | 45 |
| TAIWAN | 40 |
| GEORGIA | 23 |
Ports of unlading
| U.S. port | Shipments |
|---|---|
| LOS ANGELES, CA | 1,938 |
| LONG BEACH, CA | 1,164 |
| NORFOLK, VA | 1,120 |
| NEW YORK/NEWARK AREA, NEWARK, NJ | 1,020 |
| SAVANNAH, GA | 874 |
| OAKLAND, CA | 645 |
| TACOMA, WA | 623 |
| HOUSTON, TX | 558 |
| CHARLESTON, SC | 257 |
| SEATTLE, WA | 200 |
Harmonized System classification
HS code 841911 — Instantaneous gas water heaters. The Harmonized System is the international standard for classifying traded goods; U.S. Customs records this 6-digit code on every bill of lading.
Not sure this is the right code? Search all 5,700+ subheadings with the free HS code lookup, or see which product categories are growing in our quarterly State of U.S. Imports reports.
More products under HS 8419
Other six-digit codes in HS 8419: Machinery, plant or laboratory equipment, whether or not electrically heated (excluding furnaces, ovens and other equipment of heading 8514), for the treatment of materials by a process involving a change of temperature such as heating, cooking, roasting, distilling, rectifying, sterilizing, pasteurizing, steaming, drying, evaporating, vaporizing, condensing or cooling, other than machinery or plant of a kind used for domestic purposes, with their U.S. import volume.
Frequently asked questions about importing Instantaneous gas water heaters
Who imports Instantaneous gas water heaters (HS 841911)?
Based on U.S. Customs bill-of-lading records, the top U.S. importers of Instantaneous gas water heaters include NAVIEN INC, RINNAI AMERICA CORP, NORITZ AMERICA CORP, PENTAIR WATER POOL AND SPA, and VESTA DS INC.
Who is the largest U.S. importer of Instantaneous gas water heaters?
NAVIEN INC is the largest U.S. importer of Instantaneous gas water heaters (HS 841911), with 5,215 bill-of-lading shipment records.
Who are the top suppliers of Instantaneous gas water heaters?
Leading suppliers shipping Instantaneous gas water heaters (HS 841911) to the U.S. include KYUNGDONG NAVIEN CO LTD, RINNAI CORP, NORITZ CORP, COSMOGAS SRL, and JUNSKY APPLIANCES LIMITED.
How many U.S. shipments of Instantaneous gas water heaters are there?
ImportDoor has 8,955 U.S. import shipment records under HS code 841911, spanning Jan 2020 to Aug 2026.
Where is Instantaneous gas water heaters imported from?
Instantaneous gas water heaters is imported into the U.S. primarily from REPUBLIC OF KOREA, JAPAN, and CHINA.
Find Instantaneous gas water heaters importers & suppliers
Get the complete list of U.S. importers and global suppliers for HS 841911, with contact details and container-level shipment records on ImportDoor.
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