A media converter is often treated as a small networking device, yet import risks arise from its actual function, HS classification, optical/RJ45 ports, SFP/SC/LC interface, power adapter, management function, data transmission capability, and new/used status. If the documents simply describe the item as “network device” or “converter”, Customs may request clarification on HS code, specialized policy, C/O, product label, or technical documents. This guide provides an E2E (End-to-End) review map before ETA (Estimated Time of Arrival), covering HS code, duties, C/O, specialized policy, import dossier, clearance decision points, and risks to block before cargo arrival.

QUICK FACTS

Review item	Proposed application for media converter	Operational note
Vietnamese commodity name	Bộ chuyển đổi quang điện / fiber optic Ethernet media converter	State model, speed, optical/copper ports and power input.
Proposed HS code	8517.62.59	For equipment used to receive, convert, transmit or regenerate data; final classification must follow actual catalogue.
Proposed duties	Ordinary import duty 5%; MFN 0%; VAT 10%; FTA may be 0% with valid C/O	Do not use as an absolute rate without checking the tariff at declaration date.
Specialized policy	May require ICT/telecom group-2 review if the model falls under the applicable list or technical regulation	Do not state “no permit required” without model, datasheet and actual function review.
Main risks	Wrong HS, missing datasheet, incorrect goods description, unreviewed used/refurbished status, C/O mismatch	Block before ETA to reduce DEM/DET and storage cost.

Legal note: This content is an operational review framework for media converters. Importers should verify the actual catalogue, datasheet, model, cargo condition, import purpose, tariff schedule and effective regulations at declaration time.

SCOPE OF APPLICATION

Applicable to

Standalone media converters converting electrical Ethernet signals to optical signals or vice versa.
10/100/1000M, Gigabit, SFP media converters and industrial media converters imported as standalone devices.
New goods, samples, project cargo, warranty goods or imports for factories/EPE/FDI, subject to actual dossier review.

Not automatically applicable to

Switches, bridges, gateways, routers, firewalls, standalone optical transceiver/SFP modules, network adaptors or routing/security devices.
ONT/ONU, optical modems, access points or devices with integrated Wi-Fi/Bluetooth/4G/5G.
Used/refurbished goods before reviewing the prohibited/conditional used ICT goods list.

Review must be made by catalogue, datasheet, model and actual import purpose, especially where the device includes management software, PoE, SFP port, adapter, firmware or security function.

TECHNICAL IDENTIFICATION & CLASSIFICATION

A media converter is identified by its function of converting transmission media in a data network, usually RJ45 copper to SC/LC/SFP fiber interface or vice versa. Unlike switches or routers, a pure media converter normally does not perform network-layer routing, does not broadcast Wi-Fi and is not an ONT/ONU if it only converts signals.

Item to verify	Document to check	Risk if wrongly described	Suggested goods description
Main function	Catalogue, datasheet, user manual	May be classified as switch/router/gateway or another optical module	Fiber optic Ethernet media converter, model…, for electrical-optical Ethernet signal conversion.
Ports and speed	Datasheet, port photos, model list	Unable to prove data conversion nature	State RJ45 to fiber, 10/100/1000M, SFP/SC/LC where applicable.
Power adapter	Packing list, adapter specification	Adapter may require label/technical review	State device set with power adapter if imported as a complete set.
Cargo condition	Invoice, contract, label photo, serial	Used/refurbished goods may trigger prohibited/conditional policy	State “brand new 100%” only if true.
Management/security function	Datasheet, firmware description	May trigger cybersecurity/civil cryptography review if specialized	Describe actual function only; do not expand beyond evidence.

HS CODE – DUTIES – C/O

HS classification for media converters should be based on the function of receiving, converting, transmitting or regenerating data in a network. The trade name “converter” alone is not sufficient because it may refer to industrial signal converters, optical modules, network adaptors or switching apparatus.

Reference HS code	Condition for use	Risk if wrong	Documents to compare
8517.62.59	Standalone device used to receive, convert, transmit or regenerate data; not a separate optical module or switch/router	Incorrect duty, policy mismatch, classification challenge	Catalogue, datasheet, photos, model list, invoice, packing list, technical documents.
Other codes to review	If the goods are standalone SFP modules, industrial switches, routers, gateways or telecom transmission devices	FTA preference may be denied; duty reassessment may arise	Function description, network diagram, manufacturer document, classification advice where needed.

Tax item	Proposed rate	Application condition	Supporting documents	Risk note
Ordinary import duty	5%	Where MFN/FTA conditions are not met at import time	Current tariff schedule, finalized HS code	Recheck on the declaration date.
MFN import duty	0%	For goods eligible for MFN treatment and properly classified	MFN tariff, origin evidence if required	Wrong HS may lead to wrong rate.
VAT	10%	Unless an exception applies under current VAT policy	Tax dossier, HS code, VAT policy	Policy changes must be monitored.
Special preferential FTA duty	May be 0%	Only with valid C/O/origin proof, correct form, origin criterion, description and HS code	Relevant C/O form depending on exporting market	Invalid C/O may be rejected.

APPLICABLE SPECIALIZED POLICIES

Cargo situation	Possible policy	Documents to check	Authority/portal if identifiable	Recommended timing	Risk note
Standard media converter without Wi-Fi/4G/5G	Review ICT/telecom group-2 list and applicable technical regulations if the model is covered	Catalogue, datasheet, model, label photo	Public service portal/NSW or competent authority where applicable	Before ETA	Do not assume exemption without list review.
Optical/SFP/high-speed network device	May need proof that it is a data converter, not another network apparatus	Datasheet, connection diagram, user manual	Customs/specialized authority depending on case	Before finalizing HS	Easy to confuse with switch/gateway/telecom transmission equipment.
Device with Wi-Fi/Bluetooth/4G/5G	May trigger conformity certification/declaration and quality inspection under radio/ICT rules	Test report, conformity documents, wireless module documents	ICT/telecom specialized authority	Before ETA/declaration	Not applicable to pure non-wireless converters.
Device with specialized encryption/security	May trigger civil cryptography/cybersecurity review if listed	Datasheet, firmware description, security functions	Relevant specialized authority if applicable	Before purchase/import	Do not infer from generic encryption wording.
Used/refurbished goods	Review rules on used ICT goods prohibited/conditional import	Invoice, contract, photos, serial, condition statement	Customs/specialized authority	Before purchase	High risk if documents conflict with actual condition.
Sample, warranty, project, EPE/FDI cargo	Policy may differ by import purpose and customs regime	PO, warranty letter, project purpose, model list	Customs office/management authority where relevant	Before ETA	Samples are not automatically treated as commercial imports.

LEGAL DOCUMENTS TO REVIEW

Document group	Name/number	Issuing authority	Effective timing if identifiable	Role in procedure	Key point	Review note
Law	Customs Law 2014	National Assembly	Effective; check amendments if any	Basis for customs declaration, inspection and supervision	Customs dossier and inspection rules	Review by import regime.
Law	Law on Product and Goods Quality No. 05/2007/QH12 and amendments	National Assembly	Check current effect	Basis for group-2 goods quality management	Potentially unsafe goods framework	Apply only if covered by the list.
Decree	Decree 37/2026/ND-CP	Government	Effective 23 Jan 2026	Detailed measures for product/goods quality law	Risk-based quality inspection framework	Does not replace model-specific technical regulation review.
Circular	Circular 29/2025/TT-BKHCN	Ministry of Science and Technology	Effective 31 Dec 2025	List of potentially unsafe ICT/telecom goods	Appendix I/II if model is covered	Review by exact model/function.
Circular	Circular 26/2025/TT-BKHCN	Ministry of Science and Technology	Effective 31 Oct 2025	Used/refurbished ICT goods import review	Used ICT goods prohibited list if applicable	Use when goods are not brand-new.
Tariff	Current import/export tariff	MOF/Government	At declaration time	Determines ordinary/MFN/VAT/FTA rates	HS line after final classification	Do not rely on rates without checking current tariff.
QCVN/TCVN	Applicable ICT/telecom technical regulations if covered	Specialized authority	According to effective regulation	Basis for conformity certification/declaration	Corresponding regulation in the list	Do not invent QCVN without model confirmation.

VIEW / DOWNLOAD SOURCE DOCUMENTS

Enterprises may search by document number on official legal portals, the Government portal or the issuing authority website.

Circular 29/2025/TT-BKHCN Circular 26/2025/TT-BKHCN Decree 37/2026/ND-CP

Enterprises should further verify the documents on official legal portals or issuing authority websites before application.

CUSTOMS CLEARANCE DOSSIER

Commercial documents

Commercial Invoice.
Packing List.
Bill of Lading/Air Waybill.
Sales Contract/Purchase Order where available.
C/O if claiming preferential duty.
Catalogue, datasheet, product photos, original label and model list.

Specialized dossier if triggered

Quality inspection registration, conformity certification/declaration if the model is covered.
Test report, technical documents and user manual.
Product label, Vietnamese supplementary label, conformity mark if applicable.
Documents proving new/used/refurbished condition.
Civil cryptography/cybersecurity dossier if a specialized security function is listed.

Dossier group	Required document	Used for	Typical preparer	Common error	Pre-ETA check
Commercial	Invoice, Packing List, Contract/PO	Value, quantity, sales terms	Importer, purchasing, supplier	Generic goods name; model mismatch	Compare each line with catalogue and label photo.
Transport	B/L or AWB, Arrival Notice, pre-alert	Cargo release and declaration	Forwarder, carrier, agent	Wrong consignee or package/weight	Lock pre-alert before ETA.
Technical	Catalogue, datasheet, user manual, model list	HS and policy review	Supplier, technical team, compliance	Ports/speed/function missing	Request official manufacturer documents.
Origin	C/O or origin proof	FTA duty claim	Supplier, exporter	Wrong form/HS/description	Match with invoice, packing list and B/L.
Specialized	Conformity, test report, label, permit if any	Clearance and circulation	Compliance, importer, testing body	Handled after ETA	Review as soon as model/datasheet is available.

CLEARANCE DECISION POINTS THAT MAY HOLD THE SHIPMENT

Decision point	Question to answer	Evidence	Consequence if unclear	Recommended action
HS code	Is it a media converter, switch/router or optical module?	Catalogue, datasheet, port photos	Classification query and delayed clearance	Prepare function comparison before declaration.
Model consistency	Do documents match catalogue/label?	Invoice, packing list, model list, original label	Document amendment or explanation request	Lock model list before ETA.
Specialized policy	Is the model under group-2/ICT technical regulation?	Regulation list, datasheet, test report	Missing conformity/quality document	Review by exact model, not generic name.
C/O	Is FTA preference valid?	C/O, B/L, invoice, origin criteria	Preferential duty denied	Check form, criteria, description and HS before issuance.
Label	Does label show model, origin, manufacturer and required specs?	Label photo, supplementary label draft	Additional labeling requirement	Prepare supplementary label where required.
Cargo condition	Brand-new or used/refurbished?	Contract, invoice, photos, serial	Prohibited/conditional import risk	Do not import before policy review.

PRACTICAL E2E PROCESS

Step 1 – Pre-ETA review

Finalize HS code, specialized policy, duties, C/O and labeling.
Determine whether conformity/quality inspection or permit is needed.
Check new/used/refurbished status and accessories.

Step 2 – Lock documents and technical file

Finalize Invoice, Packing List, B/L/AWB, catalogue and datasheet.
Match goods name, model, quantity, origin and technical specs.
Prepare model/serial list and label photos where needed.

Step 3 – Handle specialized dossier if any

Register quality inspection/conformity certification/declaration if the model is covered.
Prepare test report and technical documents.
Do not wait until arrival if specialized risk exists.

Step 4 – Customs declaration

Green channel: conditional system clearance.
Yellow channel: document inspection.
Red channel: document and physical inspection.
Be ready to explain value, HS, C/O, catalogue and policy.

Step 5 – Clearance and post-clearance

Pick up/deliver cargo, check supplementary label and conformity mark if applicable.
Archive commercial, transport, technical, C/O and specialized documents.
Prepare explanation file for post-clearance audit.

PRE-ETA RISK CHECKLIST

Risk	Consequence	Pre-ETA prevention	Documents to check
Generic goods name “converter/network device”	Wrong HS/policy and explanation request	Use exact name: fiber optic Ethernet media converter, model, function	Invoice, catalogue, datasheet.
Confused with switch/router/SFP module	Wrong classification and policy	Prepare model function comparison	Datasheet, port photos, user manual.
C/O wrong form/HS/description	FTA duty denied	Review draft C/O before issuance	C/O, invoice, B/L, packing list.
Technical documents missing	Declaration delay or document query	Request catalogue/datasheet when booking	Catalogue, datasheet, test report.
Used/refurbished status not reviewed	Prohibited/conditional import risk	Confirm condition in contract and invoice	Invoice, contract, photos, serial.
Original/supplementary label not prepared	Additional labeling request	Review original label and prepare Vietnamese label if needed	Label photo and labeling rules.

FAQ

Question	Brief answer
Does importing media converters require an import permit?	Do not conclude absolutely. Review the model, function, applicable technical list/regulation and cargo condition.
Is quality inspection or conformity required?	It may be required if the model falls under group-2 goods or an applicable ICT technical regulation.
What HS code is commonly considered?	8517.62.59 may be considered for data reception/conversion/transmission equipment, subject to catalogue-based classification.
Can C/O reduce import duty?	Yes, if the C/O/origin proof is valid and matches form, origin criterion, description and HS code.
Are samples or warranty goods treated the same as commercial goods?	Not necessarily. Customs regime, purpose and specialized policy should be reviewed separately.
What if invoice says “converter” but catalogue says “media converter”?	Standardize the description before ETA to avoid query on goods name, function and HS code.
Should the power adapter be classified separately?	If imported as a complete set it may follow the set; if imported separately, review its HS and policy separately.

IMPLEMENTATION SOLUTION FROM TGIMEX

This guide provides a map of HS code, duties, dossier and specialized policies for media converters. In actual shipments, enterprises still need to review catalogue, datasheet, model, documents, origin, cargo condition and import purpose.

Capability signals

Agent network in more than 60 countries; member of WCA, WCA China Global, VLA and HNLA.
Sea, air, road and rail logistics capability.
Customs clearance, C/O, import permits, warehousing and domestic delivery capability.
Experience with technical shipments for FDI, EPE, factories and multi-party projects.

Support scope

Pre-ETA review: HS, policy, C/O, duty, label, catalogue/datasheet/model.
Compliance file control: Invoice, Packing List, B/L/AWB, C/O, test report, label and technical documents.
International logistics: agent/carrier coordination, ETA, pre-alert and transport documents.
Customs declaration: Green/Yellow/Red channel handling and explanation on HS, value, origin and policy.
Post-clearance: lot-based file archiving, supplementary label and conformity mark review where applicable.

For shipments potentially involving specialized inspection, permits, C/O or labeling requirements, enterprises should not wait until cargo arrival to review documents. Even minor discrepancies among Invoice, Packing List, catalogue, datasheet, C/O or labels may trigger additional document requests, delayed clearance or unplanned storage cost.

TGIMEX supports enterprises in setting up an E2E import plan: pre-ETA policy review, document checking, international logistics coordination, customs declaration, clearance handling, domestic delivery and post-clearance file retention. This approach helps better control schedule, cost and compliance risk from the preparation stage.

Có liên quan

QUICK CONSULTATION

NEED TO REVIEW IMPORT PROCEDURES OR A SHIPPING PLAN?

Send us the product name, shipping route, current dossier, or implementation request in advance so we can suggest a suitable approach that is practical, focused, and aligned with your shipment.

CALL NOW

HOTLINE 0963 856 664 / 0982 135 393

EMAIL info@tgimex.com

SUITABLE FOR International shipping · Customs procedures · Import licenses · B2B logistics

ELECTRICAL – ELECTRONICS – IT EQUIPMENT

F&B

MACHINERY

HOUSEHOLD GOODS

COSMETICS – PERSONAL CARE