Under the 2025 international trade landscape, the import of high-voltage equipment with voltage levels ≥1000V exhibits distinct industry characteristics. According to the latest statistics from the General Administration of Customs, the error rate in customs declarations for such equipment is 37% higher than that for ordinary electromechanical products, primarily involvingTechnical standard compliance verification,Special transportation regulationsandSafety certification coordinationThree major areas.
Comprehensive customs clearance operation guide
Standardized declaration procedures can reduce customs clearance delay risks by over 30%:
Pre - classification stage
Provide equipment technical parameter manuals (including key data such as insulation class and rated current)
Verify whether the products fall under the control of the 'Catalog of Used Mechanical and Electrical Products Subject to Import Regulation'
Key points for document preparation
Compliance verification between EU CE certification/China CCC certification
Pressure vessel equipment must provide original ASME certification
On-site inspection response
Prepare IP protection level test reports in advance
Wooden packaging must include heat treatment markings (ISPM15 standard)
Typical customs clearance obstacle solutions
A German transformer import case showed that due toInconsistent declaration of insulating mediumThe entire shipment was detained at the port. Solutions include:
Emergency supplementary filing of SF6 gas usage certification
Coordinate with third-party testing agencies for on-site sampling
Submit equipment lifecycle environmental commitment letter
2025 policy change alert
According to the latest WTO TBT notification:
China will implementEnergy efficiency grading system for high-voltage switchgear
New additions to the EU Machinery DirectiveTechnical requirements for arc protection
Introduction of US UL certificationSmart grid compatibility testingModule
Professional agency service value map
High-quality customs brokers should possess the following service capabilities:
Establish equipment technical parameter database (containing 30,000+ model comparison records)
Employ registered electrical engineers for document compliance review
Provide exclusive customs clearance channels for AEO-certified enterprises