Parts of producer gas or water gas generators, with or without their purifiers (HS 840590)
Parts of producer gas or water gas generators, with or without their purifiers (HS 840590) has 5,254 U.S. import bill-of-lading shipment records between Aug 2019 and Aug 2026. The largest U.S. importer of Parts of producer gas or water gas generators, with or without their purifiers is ADEMCO INC, with 276 shipments, followed by INNIO WAUKESHA GAS ENGINES INC and RINNAI AMERICA CORP. The leading supplier is ENG TEKNOLOGI SDN BHD, with 286 shipments, followed by AQUASUB ENGINEERING and RINNAI CORP. Goods originate mainly from CHINA 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/840590-parts-of-producer-gas-or-water-gas-generators-with-or-without-their-purifiers
See all 5,254 shipments of HS 840590 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 Parts of producer gas or water gas generators, with or without their purifiers (HS 840590), by shipment volume. Hover a ribbon for details; click a name to open its profile.
The largest relationship is ENG TEKNOLOGI SDN BHD → ADEMCO INC with 276 shipments, followed by RINNAI CORP → RINNAI AMERICA CORP (210) and AQUASUB ENGINEERING → INNIO WAUKESHA GAS ENGINES INC (204).
Top U.S. importers
| Importer | Shipments |
|---|---|
| ADEMCO INC | 276 |
| INNIO WAUKESHA GAS ENGINES INC | 214 |
| RINNAI AMERICA CORP | 210 |
| NORITZ AMERICA CORP | 176 |
| COWAY USA INC | 135 |
| KUCHT LLC | 117 |
| ANDREW STROUPE IBW | 102 |
| LG SOURCING INC | 74 |
| WILHELMSEN SHIPS SERVICE | 68 |
| NEXGRILL INDUSTRIES INC | 62 |
Top suppliers
| Supplier | Shipments |
|---|---|
| ENG TEKNOLOGI SDN BHD | 286 |
| AQUASUB ENGINEERING | 276 |
| RINNAI CORP | 210 |
| NORITZ CORP | 142 |
| COWAY CO LTD | 135 |
| QINGDAO WATERLOGIC MANUFACTURING CO | 121 |
| KOREA GAS SPRING CO LTD | 99 |
| CHINABEST HOME APPLIANCE CO LTD | 89 |
| WINNERS PRODUCTS ENGINEERING LTD | 74 |
| ZHEJIANG SENG ELECTRONIC APPLIANCE CO LTD | 68 |
Origin countries
| Country | Shipments |
|---|---|
| CHINA | 2,236 |
| JAPAN | 449 |
| REPUBLIC OF KOREA | 376 |
| MALAYSIA | 308 |
| INDIA | 278 |
| GERMANY | 137 |
| MEXICO | 106 |
| BAHAMAS | 81 |
| CANADA | 78 |
| ITALY | 72 |
Ports of unlading
| U.S. port | Shipments |
|---|---|
| LOS ANGELES, CA | 1,100 |
| NEW YORK/NEWARK AREA, NEWARK, NJ | 937 |
| LONG BEACH, CA | 905 |
| SAVANNAH, GA | 377 |
| CHARLESTON, SC | 270 |
| HOUSTON, TX | 187 |
| NEW YORK, NY | 144 |
| SEATTLE, WA | 144 |
| TACOMA, WA | 144 |
| PORT EVERGLADES, FL | 141 |
Harmonized System classification
HS code 840590 — Parts of producer gas or water gas generators, with or without their purifiers. 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 8405
Other six-digit codes in HS 8405: Producer gas or water gas generators, with or without their purifiers, with their U.S. import volume.
| Product (HS code) | Shipments |
|---|---|
| Producer gas or water gas generators, with or without their purifiers (840510) | 168 |
Frequently asked questions about importing Parts of producer gas or water gas generators, with or without their purifiers
Who imports Parts of producer gas or water gas generators, with or without their purifiers (HS 840590)?
Based on U.S. Customs bill-of-lading records, the top U.S. importers of Parts of producer gas or water gas generators, with or without their purifiers include ADEMCO INC, INNIO WAUKESHA GAS ENGINES INC, RINNAI AMERICA CORP, NORITZ AMERICA CORP, and COWAY USA INC.
Who is the largest U.S. importer of Parts of producer gas or water gas generators, with or without their purifiers?
ADEMCO INC is the largest U.S. importer of Parts of producer gas or water gas generators, with or without their purifiers (HS 840590), with 276 bill-of-lading shipment records.
Who are the top suppliers of Parts of producer gas or water gas generators, with or without their purifiers?
Leading suppliers shipping Parts of producer gas or water gas generators, with or without their purifiers (HS 840590) to the U.S. include ENG TEKNOLOGI SDN BHD, AQUASUB ENGINEERING, RINNAI CORP, NORITZ CORP, and COWAY CO LTD.
How many U.S. shipments of Parts of producer gas or water gas generators, with or without their purifiers are there?
ImportDoor has 5,254 U.S. import shipment records under HS code 840590, spanning Aug 2019 to Aug 2026.
Where is Parts of producer gas or water gas generators, with or without their purifiers imported from?
Parts of producer gas or water gas generators, with or without their purifiers is imported into the U.S. primarily from CHINA, JAPAN, and REPUBLIC OF KOREA.
Find Parts of producer gas or water gas generators, with or without their purifiers importers & suppliers
Get the complete list of U.S. importers and global suppliers for HS 840590, with contact details and container-level shipment records on ImportDoor.
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