EN 352-9:2020
(Main)Hearing protectors - Safety requirements - Part 9: Earplugs with safety-related audio input
General Information
- Abstract
This European Standard is applicable to earplugs supplemented by a safety-related audio input. It specifies requirements on construction, design, performance, marking and user information related to the inclusion of the safety-related audio input.
- Status
- Withdrawn
- Publication Date
- 17-Nov-2020
- Withdrawal Date
- 22-Sep-2026
- Technical Committee
- CEN/TC 159 - Hearing protectors
- Drafting Committee
- CEN/TC 159/WG 2 - Amplitude sensitive hearing protectors
- Current Stage
- 9960 - Withdrawal effective - Withdrawal
- Start Date
- 03-Apr-2024
- Completion Date
- 23-Sep-2026
- Directive
- Harmonized Standard2016/424 - REGULATION (EU) 2016/424 OF THE EUROPEAN PARLIAMENT AND OF THE COUNCIL of 9 March 2016 on cableway installations and repealing Directive 2000/9/EC
Harmonized Standard2016/425 - Regulation (EU) 2016/425 of the European Parliament and of the Council of 9 March 2016 on personal protective equipment and repealing Council Directive 89/686/EECOJ Ref: L, L 259 OJ Date: 21-Jul-2021
Not Harmonized89/686/EEC - Personal protective equipment (PPE)
Relations
- Effective Date
- 07-Feb-2024
- Effective Date
- 28-Jan-2026
- Effective Date
- 28-Jan-2026
- Effective Date
- 08-Apr-2020
Get Certified
Connect with accredited certification bodies for this standard
CIS Institut d.o.o.
Personal Protective Equipment (PPE) certification body. Notified Body NB-2890 for EU Regulation 2016/425 PPE.

Kiwa BDA Testing
Building and construction product certification.
Kmetijski inštitut Slovenije
Agricultural Institute of Slovenia. Soil testing, plant health, agricultural product analysis.
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Frequently Asked Questions
EN 352-9:2020 is a standard published by the European Committee for Standardization (CEN). Its full title is "Hearing protectors - Safety requirements - Part 9: Earplugs with safety-related audio input". This standard covers: This European Standard is applicable to earplugs supplemented by a safety-related audio input. It specifies requirements on construction, design, performance, marking and user information related to the inclusion of the safety-related audio input.
This European Standard is applicable to earplugs supplemented by a safety-related audio input. It specifies requirements on construction, design, performance, marking and user information related to the inclusion of the safety-related audio input.
EN 352-9:2020 is classified under the following ICS (International Classification for Standards) categories: 13.340.20 - Head protective equipment. The ICS classification helps identify the subject area and facilitates finding related standards.
EN 352-9:2020 has the following relationships with other standards: It is inter standard links to EN 352-9:2020+A1:2024, EN 13819-3:2019, EN 352-2:2020, EN 352-9:2020/FprA1. Understanding these relationships helps ensure you are using the most current and applicable version of the standard.
EN 352-9:2020 is associated with the following European legislation: EU Directives/Regulations: 2016/424, 2016/424/EU, 2016/425, 89/686/EEC, 93/68/EEC, 93/95/EEC, 96/58/EC; Standardization Mandates: M/031, M/571. When a standard is cited in the Official Journal of the European Union, products manufactured in conformity with it benefit from a presumption of conformity with the essential requirements of the corresponding EU directive or regulation.
EN 352-9:2020 is available in PDF format for immediate download after purchase. The document can be added to your cart and obtained through the secure checkout process. Digital delivery ensures instant access to the complete standard document.
Standards Content (Sample)
SLOVENSKI STANDARD
01-april-2021
Varovala sluha - Varnostne zahteve - 9. del: Ušesni čepi z varnostnim avdio
vhodom
Hearing protectors - Safety requirements - Part 9: Earplugs with safety-related audio
input
Gehörschützer - Sicherheitstechnische Anforderungen und Prüfungen - Teil 9:
Gehörschutzstöpsel mit elektrischem Audioeingang
Protecteurs individuels contre le bruit - Exigences de sécurité et essais - Partie 9:
Bouchons d'oreilles avec entrée audio-électrique
Ta slovenski standard je istoveten z: EN 352-9:2020
ICS:
13.340.20 Varovalna oprema za glavo Head protective equipment
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.
EN 352-9
EUROPEAN STANDARD
NORME EUROPÉENNE
November 2020
EUROPÄISCHE NORM
ICS 13.340.20
English Version
Hearing protectors - Safety requirements - Part 9:
Earplugs with safety-related audio input
Protecteurs individuels contre le bruit - Exigences de Gehörschützer - Sicherheitstechnische Anforderungen
sécurité et essais - Partie 9: Bouchons d'oreilles avec und Prüfungen - Teil 9: Gehörschutzstöpsel mit
entrée audio-électrique elektrischem Audioeingang
This European Standard was approved by CEN on 18 June 2018.
CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this
European Standard the status of a national standard without any alteration. Up-to-date lists and bibliographical references
concerning such national standards may be obtained on application to the CEN-CENELEC Management Centre or to any CEN
member.
This European Standard exists in three official versions (English, French, German). A version in any other language made by
translation under the responsibility of a CEN member into its own language and notified to the CEN-CENELEC Management
Centre has the same status as the official versions.
CEN members are the national standards bodies of Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia,
Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway,
Poland, Portugal, Republic of North Macedonia, Romania, Serbia, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and
United Kingdom.
EUROPEAN COMMITTEE FOR STANDARDIZATION
COMITÉ EUROPÉEN DE NORMALISATION
EUROPÄISCHES KOMITEE FÜR NORMUNG
CEN-CENELEC Management Centre: Rue de la Science 23, B-1040 Brussels
© 2020 CEN All rights of exploitation in any form and by any means reserved Ref. No. EN 352-9:2020 E
worldwide for CEN national Members.
Contents Page
European foreword . 3
Introduction . 4
1 Scope . 5
2 Normative references . 5
3 Terms and definitions . 5
4 Requirements . 6
4.1 General . 6
4.2 Sound output levels and criterion input signal . 6
5 Marking . 6
6 Manufacturer's instructions and information . 6
Annex ZA (informative) Relationship between this European Standard and the essential
requirements of Regulation (EU) 2016/425 of the European Parliament and of the
Council of 9 March 2016 on personal protective equipment aimed to be covered. 7
Bibliography . 8
European foreword
This document (EN 352-9:2020) has been prepared by Technical Committee CEN/TC 159 “Hearing
protectors”, the secretariat of which is held by DIN.
This European Standard shall be given the status of a national standard, either by publication of an
identical text or by endorsement, at the latest by May 2021 and conflicting national standards shall be
withdrawn at the latest by November 2023.
Attention is drawn to the possibility that some of the elements of this document may be the subject of
patent rights. CEN shall not be held responsible for identifying any or all such patent rights.
This document has been prepared under a standardization request given to CEN by the European
Commission and the European Free Trade Association, and supports essential requirements of
EU Regulation(s).
For relationship with EU Regulation(s), see informative Annex ZA, which is an integral part of this
document.
According to the CEN-CENELEC Internal Regulations, the national standards organisations of the
following countries are bound to implement this European Standard: Austria, Belgium, Bulgaria,
Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, Republic of Macedonia, France, Germany,
Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway,
Poland, Portugal, Republic of North Macedonia, Romania, Serbia, Slovakia, Slovenia, Spain, Sweden,
Switzerland, Turkey and the United Kingdom.
Introduction
The requirements of this standard are concerned with the safety-related audio input performance of the
earplugs. Sound output levels and criterion input signals are reported in the user information.
EN 352-9 is part of a family of standards describing product requirements:
— EN 352-1, Hearing protectors — General requirements — Part 1: Earmuffs
— EN 352-2, Hearing protectors — General requirements — Part 2: Earplugs
— EN 352-3, Hearing protectors — General requirements — Part 3:Earmuffs attached to head
protection and/or face protection devices
— EN 352-4, Hearing protectors — Safety requirements — Part 4: Level-dependent earmuffs
— EN 352-5, Hearing protectors — Safety requirements — Part 5: Active noise reduction earmuffs
— EN 352-6, Hearing protectors — Safety requirements — Part 6: Earmuffs with safety-related audio
input
— EN 352-7, Hearing protectors — Safety requirements — Part 7: Level-dependent earplugs
— EN 352-8, Hearing protectors — Safety requirements — Part 8: Entertainment audio earmuffs
— EN 352-9, Hearing protectors — Safety require
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