转速表
CN → US| HS Code | Tariff Rate | Origin | Destination | Doc |
|---|---|---|---|---|
| 9029204080 | 35.0% | CN | US | Official Doc |
| 9029204040 | 35.0% | CN | US | Official Doc |
| 9031808060 | 35.0% | CN | US | Official Doc |
| 9031808085 | 10.0% | CN | US | Official Doc |
| 9029204040 | 35.0% | CN | US | Official Doc |
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AI Analysis
🏎️ Tachometers & Speedometers (Revolution Counters, Speedometers, Tachometers, Stroboscopes)
🌐 HS Code Reference & Customs Clearance Guide | 2026 Latest Tariff Analysis | Professional Clearance Strategy
📌 I. Product Definition & Classification: What Exactly Are You Importing?
Tachometers and speedometers are precision instruments used to measure rotational speed (RPM), linear speed, or count revolutions/production units. In international trade, they are strictly categorized based on their specific application and technical structure.
The provided data highlights two critical distinctions: 1. General Industrial/Other Use: Non-specialized instruments. 2. Civil Aircraft Use: Specialized aviation instrumentation.
⚠️ Key Distinction Point:
- If the device is intended for civil aircraft, it falls under a specific sub-heading requiring strict aviation compliance.
- If it is for general industrial use, automotive testing, or other machinery, it falls under the "Other" category.
- Stroboscopes and Revolution Counters are grouped here.
- Note: These are not heading 9014 (navigational instruments) or 9015 (surveying instruments).
📦 II. HS Code Classification Details (2026 Latest Tariff Authority对照)
Based on the provided <DATA>, there are only two valid HS Codes for this product category. Do not deviate to other chapters unless the product is a simple part/accessory (which is not the primary focus here).
| HS Code | Product Description | Applicable Scenario | Key Identification Criteria |
|---|---|---|---|
9029.20.40.40 |
Other speedometers and tachometers: For use in civil aircraft | Aviation instruments, aircraft cockpit panels, flight test equipment | Must be certified for civil aviation use. Often requires specific material standards for aircraft. |
9029.20.40.80 |
Other speedometers and tachometers: Other | Industrial machinery, automotive test benches, general manufacturing equipment, stroboscopes, pedometers (mechanical/electronic) | General purpose. Not for aircraft. Includes stroboscopes and revolution counters. |
🔍 Critical Reminder:
- Do NOT mix these two codes. Using9029.20.40.80for an aircraft part can lead to immediate customs seizure due to aviation security regulations.
- Do NOT classify as "parts and accessories" (9029.90) if it is a complete, functional instrument. The description explicitly lists "speedometers and tachometers" as the main heading.
💰 III. 2026 Latest Tariff Rate Breakdown (Detailed Tax Terms)
✅ Applicable Country: United States (US)
✅ Origin: China (CN)
✅ Effective Time: Current Trade Policy (Section 301 / IEEPA Context)
Both HS Codes share the same tax structure in the provided data.
🎯 1. 9029.20.40.40 (Aviation Use) & 9029.20.40.80 (General Use)
| Item | Content |
|---|---|
| Base Tariff Rate | 0.0% (Ad Valorem) |
| Retaliatory / Additional Tariff | +25.0% |
| Total Tax Rate | 25.0% |
| Tax Calculation | CIF Value × 25.0% |
| De Minimis Exemption? | ❌ NO (Subject to full duty) |
| Tax Detail Source | 基础关税: 0.0%, 加征关税: 25.0% |
📌 Explanation of Tax Terms:
- Base Tariff (0.0%): The standard Most Favored Nation (MFN) duty rate for precision instruments is often low or zero.
- Additional Tariff (25.0%): This is the critical cost driver. It reflects the Section 301 tariffs imposed on Chinese goods. This 25% surcharge applies to both aviation and general industrial tachometers from China.
- Total Cost Impact: For every $10,000 CIF value, you must pay $2,500 in additional duties alone.
- No IEEPA 10%?: The provided data shows only a 25% additional tax, totaling 25.0%. It does not explicitly list a separate IEEPA 10% in thetax_detailstring for these specific codes, unlike some consumer electronics. Stick to the 25.0% total as per the provided data.
🛠️ IV. Customs Clearance Operational Advice (Pitfall Avoidance Guide)
✅ 1. Required Documentation Checklist (Mandatory)
| Document | Must Provide? | Description |
|---|---|---|
| ✅ Product Specification Sheet | ✔️ | Must clearly state: Type (Speedometer/Tachometer/Stroboscope), Measurement Range, Power Supply, Output Signal (4-20mA, Digital, etc.). |
| ✅ HS Code Declaration Letter | ✔️ | Explicitly state the HS Code (9029.20.40.40 or 9029.20.40.80) and confirm it is NOT a navigational instrument (Heading 9014). |
| ✅ Commercial Invoice | ✔️ | Item description must match HS Code description exactly. Avoid vague terms like "Gauge". Use "Digital Tachometer for Industrial Motor". |
| ✅ Certificate of Origin | ✔️ | Essential for proving origin (China) to apply the correct 25% tariff (or seek waivers if eligible). |
✅ Aviation Certification (If ...40.40) |
✔️ | CRITICAL: If declaring for civil aircraft use, provide FAA/EASA certification, parts list, and compatibility documents. |
| ✅ Packaging List | ✔️ | Detail contents. If shipped with accessories (sensors, cables), ensure they are declared as part of the main instrument or separately if applicable. |
✅ 2. Declaration Strategy (Key Mnemonics)
🔥 “Aviation vs. General, Code Difference is Critical! One Misstep, 25% Hits the Wallet!”
| Scenario | Correct HS Code | Incorrect Practice | Consequence |
|---|---|---|---|
| Aircraft Tachometer | 9029.20.40.40 |
Declaring as 9029.20.40.80 |
Seizure/Refusal: Customs may block aviation parts without proper certification. |
| Factory Motor Tachometer | 9029.20.40.80 |
Declaring as 9029.20.40.40 |
Delay/Inspection: Unnecessary aviation scrutiny. |
| Stroboscope | 9029.20.40.80 |
Declaring as 9013.80.99 |
Under-declaration Risk: Misclassification leading to penalties. |
| Simple Part (Lens/Chips) | 9029.90 (Not in Data) |
Declaring as 9029.20 |
Over-taxation: Parts have different duties. Only declare complete instruments here. |
📌 Important:
- Stroboscopes are explicitly included in the description for9029.20.40.80. Do not classify them under lighting equipment (8513 or 9013) unless they are simple handheld flashlights (which they are not).
- Pedometers/Odometers: These are also covered under9029.20.40.80("and the like"). Ensure the description includes "Odometer" or "Pedometer" if applicable.
✅ 3. Special Handling Cases
| Situation | Handling Advice |
|---|---|
| OEM Aviation Parts | Must have a Letter of Authorization from the aircraft manufacturer. Customs will verify the "Civil Aircraft" designation rigorously. |
| Hybrid Devices (Speed + Temp) | If the primary function is speed measurement, classify under 9029.20. Do not split if it's a single unit. |
| Software-Only Updates | If shipped as a USB drive with firmware, ensure the hardware tachometer is declared. If no hardware, it may be classified under Chapter 85 (Software/Storage), but this is rare for physical tachometers. |
| Used/Refurbished | Provide proof of prior use. Customs may scrutinize for safety standards, especially for aviation parts. |
🌍 V. Global Market Comparison (2026 Context)
| Market | Recommended HS Code | Base Tariff | Additional Tax | Total Tax | Notes |
|---|---|---|---|---|---|
| 🇺🇸 USA | 9029.20.40.80 |
0% | +25% | 25.0% | Strict on "China Origin". |
| 🇺🇸 USA | 9029.20.40.40 |
0% | +25% | 25.0% | Same tax, higher scrutiny. |
| 🇨🇳 China | 9029.20.40 |
~2-5%* | 0% | ~2-5% | Import duties apply. Estimate based on general trends. |
| 🇪🇺 EU | 9029.20 |
0% | 0% | 0% | Generally duty-free for precision instruments. |
| 🇯🇵 Japan | 9029.20 |
0% | 0% | 0% | Duty-free for most scientific instruments. |
📌 Conclusion:
- USA is the high-cost destination due to the 25% additional tariff.
- No duty advantage exists between Aviation (...40) and General (...80) HS Codes in the US under the provided data.
- Supply Chain Tip: If possible, source from non-China origins (e.g., Europe, USA) to avoid the 25% tariff, or consider duty drawback programs if re-exporting.
📌 VI. Common Mistakes & Pitfalls (Lessons Learned)
❌ Mistake 1: Classifying a Stroboscope under 9013.80 (Other lighting).
👉 Consequence: Incorrect HS Code. Stroboscopes for measurement are explicitly 9029.20.40.80. Risk of audit.
❌ Mistake 2: Using 9029.20.40.40 for Car Tachometers (not aircraft).
👉 Consequence: Customs may reject the entry for lack of aviation documentation, causing delays.
❌ Mistake 3: Ignoring the 25% Additional Tariff.
👉 Consequence: Budget miscalculation. Profit margin erased by unexpected $2,500 per $10k shipment.
❌ Mistake 4: Declaring "Parts and Accessories" separately when shipped with the main unit.
👉 Consequence: The main instrument absorbs the parts. Do not split if they are for the same device.
✅ Correct Practice:
"Digital Tachometer, Model XYZ, Range 0-10,000 RPM, DC 12V, for Industrial Motor Control, HS Code 9029.20.40.80, Made in China"
🎯 VII. Conclusion: Precision Classification for Cost Control
🎯 Remember the Mantra:
🔹 "Aviation is 40.40, General is 40.80. Both carry 25%, do not stop!"
🔹 "Stroboscopes and Counters belong in 9029, not in 9013!"
🔹 "Base is Zero, but the Add-on is King, 25% hits hard on everything!"
📌 Pro Tip:
If you are importing Stroboscopes or Pedometers, ensure the description explicitly mentions them to justify 9029.20.40.80. If you are importing for Civil Aircraft, prepare all FAA/EASA compliance documents before shipping.
📣 Immediate Action:
📞 Consult a Customs Broker to verify the "Civil Aircraft" status if unsure.
📦 Label Your Products clearly with "Made in China" to avoid origin fraud allegations.
🚀 Calculate Landed Cost including the full 25% duty to ensure profitability.
✨ Professional Clearance Starts with Accurate Classification!
💼 Your Bottom Line Depends on These Digits!
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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.