Sound signaling equipment (HS 851230)
Sound signaling equipment (HS 851230) has 15,992 U.S. import bill-of-lading shipment records between Jan 2020 and Jul 2026. The largest U.S. importer of Sound signaling equipment is PRIORITY RORO SERVICES, with 1,160 shipments, followed by ROYAL PETROLEUM and TROPIGAS DE PUERTO RICO. The leading supplier is AUGUST AMBER HK LIMITED, with 2,562 shipments, followed by PRIORITY RORO SERVICES and DONGGUAN FYRNETICS CO LTD. Goods originate mainly from CHINA and VIRGIN ISLANDS, U.S., arriving primarily at SAN JUAN, PUERTO RICO. Import volume has risen over the past 12 months versus the prior year.
Sourced from U.S. Customs bill of lading data · Updated monthly · Data through July 2026
Shipments over time (last 24 months)
Trade flow: top suppliers → U.S. importers
The strongest supplier-importer relationships for Sound signaling equipment (HS 851230), by shipment volume. Hover a ribbon for details; click a name to open its profile.
The largest relationship is PRIORITY RORO SERVICES → PRIORITY RORO SERVICES with 561 shipments, followed by PRIORITY RORO SERVICES → TROPIGAS DE PUERTO RICO (382) and PRIORITY RORO SERVICES → ROYAL PETROLEUM (352).
Top U.S. importers
| Importer | Shipments |
|---|---|
| PRIORITY RORO SERVICES | 1,160 |
| ROYAL PETROLEUM | 1,154 |
| TROPIGAS DE PUERTO RICO | 520 |
| PETRO AIR CORP | 365 |
| PEERLESS OIL CHEMICALS INC | 268 |
Top suppliers
| Supplier | Shipments |
|---|---|
| AUGUST AMBER HK LIMITED | 2,562 |
| PRIORITY RORO SERVICES | 2,249 |
| DONGGUAN FYRNETICS CO LTD | 873 |
| O NEALE S TRANSPORT INC | 540 |
| ROMASCO GROUP | 497 |
Origin countries
| Country | Shipments |
|---|---|
| CHINA | 6,482 |
| VIRGIN ISLANDS, U.S. | 2,406 |
| NETHERLANDS ANTILLES | 1,623 |
| CANADA | 570 |
| INDIA | 567 |
| VIRGIN ISLANDS,BRITISH | 543 |
| GERMANY | 398 |
| REPUBLIC OF KOREA | 373 |
| TAIWAN | 268 |
| ITALY | 241 |
Ports of unlading
| U.S. port | Shipments |
|---|---|
| SAN JUAN, PUERTO RICO | 5,022 |
| LONG BEACH, CA | 3,244 |
| LOS ANGELES, CA | 2,511 |
| NEW YORK/NEWARK AREA, NEWARK, NJ | 1,290 |
| NORFOLK, VA | 770 |
| SEATTLE, WA | 518 |
| OAKLAND, CA | 472 |
| SAVANNAH, GA | 326 |
| TACOMA, WA | 298 |
| HOUSTON, TX | 291 |
Harmonized System classification
HS code 851230 — Sound signaling equipment. 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.
Frequently asked questions about importing Sound signaling equipment
Who imports Sound signaling equipment (HS 851230)?
Based on U.S. Customs bill-of-lading records, the top U.S. importers of Sound signaling equipment include PRIORITY RORO SERVICES, ROYAL PETROLEUM, TROPIGAS DE PUERTO RICO, PETRO AIR CORP, and PEERLESS OIL CHEMICALS INC.
Who is the largest U.S. importer of Sound signaling equipment?
PRIORITY RORO SERVICES is the largest U.S. importer of Sound signaling equipment (HS 851230), with 1,160 bill-of-lading shipment records.
Who are the top suppliers of Sound signaling equipment?
Leading suppliers shipping Sound signaling equipment (HS 851230) to the U.S. include AUGUST AMBER HK LIMITED, PRIORITY RORO SERVICES, DONGGUAN FYRNETICS CO LTD, O NEALE S TRANSPORT INC, and ROMASCO GROUP.
How many U.S. shipments of Sound signaling equipment are there?
ImportDoor has 15,992 U.S. import shipment records under HS code 851230, spanning Jan 2020 to Jul 2026.
Where is Sound signaling equipment imported from?
Sound signaling equipment is imported into the U.S. primarily from CHINA, VIRGIN ISLANDS, U.S., and NETHERLANDS ANTILLES.
Find Sound signaling equipment importers & suppliers
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