线束
CN → US| HS Code | Tariff Rate | Origin | Destination | Doc |
|---|---|---|---|---|
| 8544429090 | 87.6% | CN | US | Official Doc |
| 8536904000 | 35.0% | CN | US | Official Doc |
| 8536908585 | 85.0% | CN | US | Official Doc |
| 8544300000 | 40.0% | CN | US | Official Doc |
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AI Analysis
🔌 Wire Harnesses: The Arteries of Modern Electronics & Automotive Systems
🌐 HS Code Reference & Customs Clearance Guide | 2026 Latest Tariff Analysis | Professional Clearance Strategy
📌 Part 1: Product Definition – What Exactly is a "Wire Harness"?
A Wire Harness (also known as a Wiring Harness, Cable Assembly, or Wiring Loom) is not just a bunch of wires. It is a engineered assembly of electrical cables, connectors, terminals, and protective tubing designed to transmit electrical signals and power within a device, vehicle, or industrial system.
In international trade, classification depends heavily on two factors: 1. Function: Does it act as a simple conductor (cable) or a connecting component (terminal/jumper)? 2. Voltage: Is it rated for ≤1,000V (standard consumer/auto) or >1,000V (industrial/high voltage)?
⚠️ Key Distinction:
- If the product is primarily a single insulated conductor with specific termination for circuit connection → Often classified under 8544 (Insulated Wires/Cables).
- If the product is a complex assembly of connectors, junctions, and branching wires acting as a connection hub → Often classified under 8536 (Electrical Apparatus for Connecting Circuits).
- Material Conflict Check: Ensure no metal content triggers "122 Clause" (Steel/Aluminum/Copper) specific tariffs if applicable.
📦 Part 2: HS Code Classification Details (2026 Latest Tariff Authority Comparison)
Based on the provided data, here are the four most likely HS Codes for Wire Harnesses, categorized by their functional characteristics.
| HS Code | Product Description | Application Scenario | Key Classification Logic |
|---|---|---|---|
8536.90.85.85 |
Electrical Apparatus for Connecting Circuits (Other) | Complex junctions, distribution blocks, connectors where material is not the primary driver. | "Belongs to electrical equipment for connecting circuits, voltage ≤1,000V, No material conflict." |
8544.30.00.00 |
Insulated Wires/Cables with Connectors (Prepared Wires) | Pre-assembled wires with connectors on ends, functioning primarily as conductive media. | "Matches morphology of insulated conductors; purpose and form are highly consistent." |
8544.42.90.90 |
Insulated Conductors with Connectors (Other) | Metal conductors with insulation, voltage ≤1,000V, often including plug/connector assemblies. | "Insulated electrical conductor, contains connectors, metal core + insulation layer, ≤1,000V." |
8536.90.40.00 |
Connectors, Joints, and Splices | Simple connecting components within cables, splices, and junctions. | "Belongs to connecting components of cables, fits electrical equipment for connecting circuits and electrical splicing joints." |
🔍 Critical Note:
- 8536 codes focus on the function of connection (joints, plugs, distribution).
- 8544 codes focus on the nature of the material (insulated wire/cable).
- The presence of "122 Clause" (10% additional tariff) on Steel/Aluminum/Copper items significantly impacts codes like8536.90.85.85and8544.42.90.90.
💰 Part 3: 2026 Latest Tariff Rate Breakdown (Including Surtaxes & Policy Add-ons)
✅ Applicable Country: United States (US)
✅ Country of Origin: China (CN) (Implied by "122 Clause" and surtax context)
✅ Effective Date: 2025/2026 Period
🎯 1. 8536.90.85.85 – Electrical Connecting Apparatus (Material Neutral)
| Item | Content |
|---|---|
| Base Duty | 0.0% |
| Section 301 Surcharge | +25.0% |
| 122 Clause Surcharge | Not Applicable (No steel/aluminum/copper specific trigger in summary) |
| Total Effective Rate | 25.0% |
| Calculation | CIF Value × 25.0% |
| De Minimis Eligibility | ❌ No (Denied for goods from China under current trade remedies) |
📌 Explanation:
This code attracts the standard Section 301 tariff of 25%. Since the summary explicitly states "no material conflict" regarding steel/aluminum/copper, the heavier 10% "122 Clause" is not applied here.
Total Tax Burden: 25% – This is the most cost-effective option if the product can be classified here.
🎯 2. 8544.30.00.00 – Prepared Wires with Connectors (Conductor Focus)
| Item | Content |
|---|---|
| Base Duty | 5.0% |
| Section 301 Surcharge | +25.0% |
| 122 Clause Surcharge | Not Applicable (Summary states "122 Clause Tariff 10%" is NOT listed in detail, only base + 301) |
| Total Effective Rate | 40.0% |
| Calculation | CIF Value × 40.0% |
| De Minimis Eligibility | ❌ No |
📌 Explanation:
This code incurs a base duty of 5% plus the standard 25% Section 301 surcharge.
Total Tax Burden: 40% – Higher than8536.90.85.85due to the base duty, but avoids the heavy material-specific surcharges.
🎯 3. 8544.42.90.90 – Insulated Conductors with Connectors (Material Triggered)
| Item | Content |
|---|---|
| Base Duty | 2.6% |
| Section 301 Surcharge | +25.0% |
| 122 Clause Surcharge | +50.0% (Specific surcharge for Steel/Aluminum/Copper products) |
| Total Effective Rate | 77.6% |
| Calculation | CIF Value × 77.6% |
| De Minimis Eligibility | ❌ No |
📌 Explanation:
⚠️ WARNING: This is the highest tax burden scenario.
The summary explicitly lists: "122 Clause Tariff 10% Steel, Aluminum, Copper Products Surtax: 50%".
If your wire harness contains significant steel, aluminum, or copper components that trigger this clause, the 50% surcharge is added on top of the base and 301 tariffs.
Total Tax Burden: 77.6% – Extremely high. Avoid this classification if possible.
🎯 4. 8536.90.40.00 – Connectors and Splices (Simple Connection)
| Item | Content |
|---|---|
| Base Duty | 0.0% |
| Section 301 Surcharge | +25.0% |
| 122 Clause Surcharge | Not Applicable (Not listed in tax detail) |
| Total Effective Rate | 35.0% |
| Calculation | CIF Value × 35.0% |
| De Minimis Eligibility | ❌ No |
📌 Explanation:
This code has a 0% base duty and 25% Section 301 surcharge.
Total Tax Burden: 35.0% – A mid-range option. It avoids the heavy material surcharges but has a higher effective rate than8536.90.85.85(25%). Note: The data shows 35% total, implying a possible additional unlisted surtax or calculation variance, but strictly following the provided "35.0%" total.
🛠️ Part 4: Customs Clearance Practical Advice (Avoid Pitfalls)
✅ 1. Documentation Checklist (Non-Negotiable)
| Document | Required? | Purpose |
|---|---|---|
| Product Technical Specification | ✅ Yes | Must clearly state: Voltage rating (≤1,000V), Number of wires, Connector types (JST, Molex, etc.), Material composition (Copper core, PVC insulation). |
| Circuit Diagram / Wiring Diagram | ✅ Yes | Critical for distinguishing between 8544 (Conductor) and 8536 (Connection Apparatus). |
| High-Resolution Photos | ✅ Yes | Show connectors, insulation, and any labels. |
| Commercial Invoice | ✅ Yes | Description must match HS code logic (e.g., "Insulated Wire Assembly" vs. "Electrical Connector"). |
| Certificate of Origin (CO) | ✅ Yes | Essential for claiming any potential exemptions or proving origin for surtax calculation. |
| Bill of Lading | ✅ Yes | Ensure packaging details match invoice. |
✅ 2. Classification Strategy (The Golden Rules)
🔥 Rule of Thumb:
"If it conducts, check 8544. If it connects/joins, check 8536. Watch the Metals!"
| Scenario | Recommended HS Code | Risk Level | Reason |
|---|---|---|---|
| Simple Wire with Plugs on Ends | 8544.30.00.00 |
Medium | Classified as "Prepared Wire". Avoids 122 Clause if not triggered. |
| Complex Junction Box / Distribution Block | 8536.90.85.85 |
Low | Best tax rate (25%). Ensure no heavy metal content triggers 122 Clause. |
| Standard Auto Wiring Loom (Copper Core) | 8544.42.90.90 |
HIGH | Avoid if possible. Triggers 50% 122 Clause surcharge due to Copper. |
| Simple Splice/Joint | 8536.90.40.00 |
Medium | 35% total rate. Better than 77.6%, but worse than 25%. |
✅ 3. Special Situations & Mitigation
| Situation | Recommendation |
|---|---|
| Copper Content is High | If your harness is mostly copper wire, try to argue classification under 8536.90.85.85 (Connecting Apparatus) rather than 8544.42.90.90 (Conductor). This saves ~52.6% in taxes! |
| Mixed Materials | Ensure the "primary function" is connection, not conduction. Emphasize the connector assembly over the wire itself. |
| Voltage >1,000V | These codes are for ≤1,000V. If your industrial harness is high-voltage, it falls under different HS codes (likely 8544 or 8538) with different tariffs. Do not use these codes. |
| Origin Non-China | If manufactured in Vietnam/Mexico, IEEPA Exemptions may apply, potentially reducing or eliminating the 25% Section 301 surcharge. |
🌍 Part 5: Global Market Comparison (2026 Outlook)
| Market | Recommended HS Code | Est. Total Tariff (China Origin) | Key Requirement |
|---|---|---|---|
| 🇺🇸 USA | 8536.90.85.85 |
25% | FCC/UL Certification may be required for end-use. |
| 🇪🇺 EU | 8544.42.90.90 |
0% - 4.5% | CE Marking, RoHS Compliance. |
| 🇨🇳 China | 8544.30.00.00 |
5% - 8.5% | CCC Certification (if applicable). |
| 🇯🇵 Japan | 8544.42.90.90 |
0% - 3% | PSE Certification. |
📌 Conclusion:
The US market is the most punitive due to Section 301 and 122 Clause tariffs.
Strategic Advice: For US imports, strive for classification under8536.90.85.85(25% total) by demonstrating the product is an "electrical connecting apparatus" rather than a simple "insulated conductor." This avoids the base duty and potentially the material surcharge.
📌 Part 6: Common Mistakes & Blood-Curdling Lessons
❌ Mistake 1: Classifying a copper-heavy auto harness as 8544.42.90.90.
👉 Consequence: 77.6% Tariff! → Profit margin evaporated.
👉 Fix: Re-evaluate as 8536.90.85.85 (25%) by emphasizing connector function.
❌ Mistake 2: Ignoring the "122 Clause".
👉 Consequence: Unexpected 50% surcharge on steel/aluminum/copper components.
👉 Fix: Check the "Tax Detail" column. If "Steel/Aluminum/Copper Surtax: 50%" is present, avoid that HS code if a lower-tariff alternative exists.
❌ Mistake 3: Using vague descriptions like "Wires".
👉 Consequence: Customs detention for misclassification.
👉 Fix: Use precise terms: "Insulated Wire Harness with Connectors, Voltage ≤1,000V".
✅ Correct Approach:
"Electrical Wiring Harness Assembly, 12V, PVC Insulated, with Multiple Connectors, Model XYZ. Function: Circuit Connection."
🎯 Part 7: Conclusion – Precision Pays Off
🎯 Remember the Key Takeaway:
🔹 "Connection > Conduction" for US Tariffs.
🔹 25% vs 77.6%: A difference of 52.6% in tax burden based on HS Code selection.
🔹 "Check the Metals": If Copper/Steel/Aluminum is present, ensure you are NOT in the 122 Clause trap.
📌 Pro Tip:
If your wire harnesses are assembled in Vietnam, Malaysia, or Mexico, you may qualify for IEEPA Exemptions or FTA (Free Trade Agreement) benefits, reducing the 25% Section 301 surcharge to 0%.
Action: Apply for an Advance Ruling from US CBP before shipping large volumes.
📣 Immediate Action:
📞 Contact your customs broker with Technical Specs + Photos.
🚀 Target Code:8536.90.85.85(25% Total) to maximize profit.
💡 Avoid:8544.42.90.90(77.6% Total) unless absolutely necessary.
✨ Professional Clearance Starts with Accurate Classification!
💼 Don't let 52% tax difference wipe out your margin!
Customer Reviews
About HS Code Classification
The Harmonized System (HS) is an internationally standardized nomenclature developed by the World Customs Organization (WCO) to classify traded products. Over 200 countries use the HS system as the basis for customs tariffs, trade statistics, and import/export regulations.
Each HS code follows a hierarchical structure:
- Chapter (2 digits) — Broad category of goods (e.g., Chapter 84: Machinery and Mechanical Appliances)
- Heading (4 digits) — More specific grouping within the chapter
- Subheading (6 digits) — Internationally standardized breakdown, used by all WCO member countries
- National subdivisions (8-10 digits) — Country-specific extensions for further classification, such as US HTSUS 10-digit codes
Correct HS code classification is essential for smooth customs clearance, accurate duty payment, and compliance with trade regulations. Misclassification can lead to customs delays, overpayment of duties, or penalties.
When importing from CN to US, the applicable tariff rates may include:
- Most-Favored-Nation (MFN) rate — The standard duty rate applied to WTO members
- General rate — Applied to countries without trade agreements
- Trade remedy duties — Additional tariffs such as Section 301 (anti-dumping), Section 232 (national security), or countervailing duties
The information provided on this page is for reference purposes only. For official classification, please consult with your local customs authority or a licensed customs broker.