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The national standard for testing noise of oral hygiene appliances is about to be implemented
Time：
2025-06-09
The national standard GB/T 4214.21-2025 "Test Methods for Noise of Household and Similar Electrical Appliances Part 21: Special Requirements for Oral Hygiene Appliances" has been released and will be implemented on November 1, 2025.
According to the National Standard Announcement No. 10 of 2025, the national standard GB/T 4214.21-2025 "Test Methods for Noise of Household and Similar Electrical Appliances Part 21: Special Requirements for Oral Hygiene Appliances" has been released and will be implemented on November 1, 2025.
This standard is based on the framework of "General Requirements for Noise Testing Methods of Household and Similar Electrical Appliances" (GBT4214.1), combined with the design structure and usage characteristics of products such as electric toothbrushes and electric toothbrushes, and specifies the sound measurement of oral hygiene appliances from the aspects of noise type, measurement quantity, measurement method and acoustic environment, assembly and pretreatment of appliances, loading and operation of appliances during testing, positioning and installation of appliances, and processing methods of measurement results.
The release and implementation of this standard will improve the consistency of noise testing methods for oral hygiene appliances, optimize testing levels and reliability, and provide technical support for objectively and accurately measuring and evaluating the noise of oral hygiene appliances.
GB/T 4214.21-2025 Household and similar electrical appliances - Noise testing methods - Part 21: Special requirements for oral hygiene appliances
1. Standard positioning
A noise testing method specifically designed for oral hygiene appliances
● Form a complete system with other standards in the GB/T 4214 series
2. Standard release and implementation time
Standard release date: April 25, 2025
Standard implementation date: November 1, 2025
3. Overview of Key Content
● Scope Overview
Add:
This document applies to oral hygiene appliances with a rated voltage not exceeding 250V for household and similar purposes.
Note 101: This document is applicable to:
——Oral irrigator;
——Electric toothbrush.
Note 102: For oral hygiene appliances intended for use on vehicles, ships, or aircraft, reference can be made to this document.
This document does not apply to oral hygiene appliances with medical functions.
● Noise type
Replace:
The methods listed in GB/T 6881.2-2017, GB/T 6881.3-2002, and GB/T 3767-2016 can be used for measuring the noise emitted by oral hygiene appliances.
As a professional third-party testing and certification organization, Jiayu Testing can provide various electronic and electrical product testing and certification services for enterprises to ensure that your products meet relevant control requirements. Welcome to contact us at 400-9269-886!
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