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TWS headset battery compliance required course: Deep analysis UN38.3 certification

Author:中認(rèn)聯(lián)科 time:2025-02-10 Ctr:163

In the TWS headphone industry chain, battery safety is always the core lifeblood of product quality. As a passport to connect to the global market, UN38.3 certification is not only a simple compliance requirement, but also an intuitive reflection of the technical strength of the manufacturer. This mandatory standard, established by the United Nations Dangerous Goods Transport Recommendation, builds a safety line through eight rigorous test items, from vibration shock to extreme temperature changes, to verify the reliability of batteries in the transport process.

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For manufacturers, the deep value of UN38.3 certification lies in the construction of risk prevention and control system. The short-circuit protection and over-charge and over-discharge testing required in the certification process essentially force enterprises to optimize the design of battery management systems. In the 2022 EU RAPEX notification cases, 26% of electronic product recalls related to lithium battery safety issues, and the defect rate of products certified by UN38.3 can be reduced by more than 83%. This set of data confirms the pre-interception effect of certification system on quality accidents.

At the level of certification implementation, manufacturers need to establish a whole-process quality control mechanism. Supplier qualification documents should be confirmed from the cell selection stage, and complete test records should be kept during module assembly. Special attention should be paid to the management of certification validity period, as according to IATA regulations, test reports should be kept up to date with the latest shipping specifications. It is recommended to cooperate with laboratories with CNAS qualification to ensure international mutual recognition of test data.

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At present, the rise of cross-border e-commerce channels puts forward higher requirements for certification and compliance. The United States FAA, the Civil Aviation Administration of China and other agencies have included UN38.3 certification in air transport mandatory inspection items, and products that have not been certified face high fines and even the risk of embargo. Manufacturers of forward-looking layout certification system can not only avoid trade barriers, but also show a professional image in international bidding and win brand premium space. If you need certification, please contact ZRLK!

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