EN IEC 60335-2-66:2026/A11:2026

• Abstract:

  This European Standard deals with the safety of electric water-bed heaters and their associated control units, for household and similar purposes, their rated voltage being not more than 250 V, including direct current (DC) supplied appliances.

• Status: Not Published
• Publication Date: 13-Aug-2026
• ICS: 97.100.10 - Electric heaters
• Technical Committee: CLC/TC 61 - Safety of household and similar electrical appliances
• Drafting Committee: CLC/TC 61 - Safety of household and similar electrical appliances
• Current Stage: 5060 - Voting results sent to TC, SR - Formal Approval
• Start Date: 19-Jun-2026
• Due Date: 30-Jul-2027
• Completion Date: 19-Jun-2026
• Ref Project: kSIST FprEN IEC 60335-2-66:2026/kFprAA:2026 - Household and similar electrical appliances - Safety - Part 2-66: Particular requirements for water-bed heaters

• Amends: EN IEC 60335-2-66:2026 - Household and similar electrical appliances - Safety - Part 2-66: Particular requirements for water-bed heaters
• Effective Date: 07-Apr-2025

Overview

EN IEC 60335-2-66:2026/A11:2026 is a European standard developed by CLC to address the safety requirements of electric water-bed heaters and their associated control units. The standard applies to appliances intended for household and similar uses, operating at rated voltages not exceeding 250 V, including those supplied by direct current (DC). This amendment (A11:2026) updates previous versions by incorporating enhanced safety instructions, particularly regarding vulnerable users and domestic animals, ensuring modern and comprehensive guidance for manufacturers and consumers.

Key Topics

• Scope Expansion: Addresses all electric water-bed heaters intended for domestic use and similar environments, including their control units.
• User and Animal Safety: Considers risks not only for all household members but also for domestic animals, focusing on reasonably foreseeable hazards during intended use.
• Vulnerable Individuals: Provides explicit instructions for use by people with disabilities, children, and those under supervision, ensuring guidelines are clear for caregivers.
• Marking and Instructions: Requires specific labeling and user instructions to communicate safe use to a broad spectrum of users, including guidance on maintenance and cleaning restrictions.
• Annex Modifications: Updates references to relate to the latest normative documents, ensuring harmonization with current European and international safety standards.

Applications

The EN IEC 60335-2-66:2026/A11:2026 standard is of practical importance in several scenarios:

• Manufacturing Compliance: Manufacturers of electric water-bed heaters and related control units must ensure products meet comprehensive safety requirements, reducing risks of electric shock, burns, or fire.
• Household Safety: Helps ensure that consumers, including those with limited physical, sensory, or cognitive abilities, are protected when using water-bed heating appliances.
• Product Labeling: Clear safety labeling and user instructions are now mandatory, improving end-user understanding, and minimizing misuse that could result in injury.
• Market Access: Compliance with this European standard is essential for placing water-bed heaters on the EU and EEA markets, supporting free trade while maintaining high safety standards.
• Care Facilities and Shared Housing: Provides guidelines suitable for environments where vulnerable people reside, such as care homes or assisted living facilities with water-bed heaters.

Related Standards

Several standards are referenced or closely connected with EN IEC 60335-2-66:2026/A11:2026, ensuring a comprehensive safety approach:

• EN IEC 60335-1:2023+A11:2023+A12:2025
  General requirements for household and similar electrical appliances.

• EN IEC 60335-2-32:2025
  Particular requirements for additional appliance types, supporting broader appliance safety.

• ISO 2439
  Flexible cellular polymeric materials - Determination of hardness, referenced for material specifications in appliance components.

• ISO 13732-1
  Methods for assessing potential skin contact hazards to prevent burns and injuries from hot surfaces.

• EU Directive 2014/35/EU (Low Voltage Directive)
  Provides the legislative framework for electrical equipment safety within the European Union.

• Regulation (EU) 2023/1230 and Directive 2014/53/EU
  Though noted as not directly applicable in annexes, these provide further context for product regulatory compliance.

By aligning with EN IEC 60335-2-66:2026/A11:2026, manufacturers and distributors ensure their electric water-bed heaters meet state-of-the-art European safety requirements, ultimately contributing to safer homes and consumer confidence. For up-to-date details, always refer to the latest published version from CENELEC or national standardization bodies.

SLOVENSKI STANDARD
oSIST prEN IEC 60335-2-66:2026/oprAA:2026
01-januar-2026
Gospodinjski in podobni električni aparati - Varnost - 2-66. del: Posebne zahteve
za grelnike vodnih postelj - Dopolnilo AA
Household and similar electrical appliances - Safety - Part 2-66: Particular requirements
for water-bed heaters
Sicherheit elektrischer Geräte für den Hausgebrauch und ähnliche Zwecke - Teil 2-66:
Besondere Anforderungen für Wasserbett-Beheizungen
Appareils électrodomestiques et analogues - Sécurité - Partie 2-66: Exigences
particulières pour les dispositifs de chauffage pour matelas à eau
Ta slovenski standard je istoveten z: prEN IEC 60335-2-66:2025/prAA:2025
ICS:
13.120 Varnost na domu Domestic safety
97.030 Električni aparati za dom na Domestic electrical
splošno appliances in general
oSIST prEN IEC 60335-2- en
66:2026/oprAA:2026
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

oSIST prEN IEC 60335-2-66:2026/oprAA:2026

oSIST prEN IEC 60335-2-66:2026/oprAA:2026

EUROPEAN STANDARD DRAFT
prEN IEC 60335-2-66:2025
NORME EUROPÉENNE
EUROPÄISCHE NORM
prAA
November 2025
ICS 97.100.10 -
English Version
Household and similar electrical appliances - Safety - Part 2-66:
Particular requirements for water-bed heaters
Appareils électrodomestiques et analogues - Sécurité - Sicherheit elektrischer Geräte für den Hausgebrauch und
Partie 2-66: Exigences particulières pour les dispositifs de ähnliche Zwecke - Teil 2-66: Besondere Anforderungen für
chauffage pour matelas à eau Wasserbett-Beheizungen
This draft amendment prAA, if approved, will modify the European Standard prEN IEC 60335-2-66:2025; it is submitted to CENELEC
members for enquiry.
Deadline for CENELEC: 2026-02-13.

It has been drawn up by CLC/TC 61.

If this draft becomes an amendment, CENELEC members are bound to comply with the CEN/CENELEC Internal Regulations which
stipulate the conditions for giving this amendment the status of a national standard without any alteration.

This draft amendment was established by CENELEC in three official versions (English, French, German).
A version in any other language made by translation under the responsibility of a CENELEC member into its own language and notified to
the CEN-CENELEC Management Centre has the same status as the official versions.

CENELEC members are the national electrotechnical committees of Austria, Belgium, Bulgaria, Croatia, Cyprus, the Czech Republic,
Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, the
Netherlands, Norway, Poland, Portugal, Republic of North Macedonia, Romania, Serbia, Slovakia, Slovenia, Spain, Sweden, Switzerland,
Türkiye and the United Kingdom.

Recipients of this draft are invited to submit, with their comments, notification of any relevant patent rights of which they are aware and to
provide supporting documentation.

Warning : This document is not a European Standard. It is distributed for review and comments. It is subject to change without notice and
shall not be referred to as a European Standard.

European Committee for Electrotechnical Standardization
Comité Européen de Normalisation Electrotechnique
Europäisches Komitee für Elektrotechnische Normung
CEN-CENELEC Management Centre: Rue de la Science 23, B-1040 Brussels
© 2025 CENELEC All rights of exploitation in any form and by any means reserved worldwide for CENELEC Members.
Project: 81705 Ref. No. prEN IEC 60335-2-66:2025/prAA:2025 E

oSIST prEN IEC 60335-2-66:2026/oprAA:2026
prEN IEC 60335-2-66:2025/prAA:2025 (E)
Contents Page
15 European foreword . 3
16 1 Modification to the Introduction . 4
17 2 Modification to Clause 1, “Scope” . 4
18 3 Modification to Clause 7, “Marking and instructions” . 4
19 4 Modifications to annexes . 4
20 5 Modification to Bibliography. 6
oSIST prEN IEC 60335-2-66:2026/oprAA:2026
prEN IEC 60335-2-66:2025/prAA:2025 (E)
21 European foreword
22 This document (prEN IEC 60335-2-66:2025/prAA:2025) has been prepared by CLC/TC 61 "Safety of household
23 and similar electrical appliances".
24 This document is currently submitted to the Enquiry.
25 The following dates are proposed:
• latest date by wh
...