FprEN IEC 60335-2-66:2026/FprAA:2026

Household and similar electrical appliances - Safety - Part 2-66: Particular requirements for water-bed heaters

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.

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

Gospodinjski in podobni električni aparati - Varnost - 2-66. del: Posebne zahteve za grelnike vodnih postelj - Dopolnilo AA

General Information

• 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: 5020 - Vote circulated - Formal Approval
• Start Date: 24-Apr-2026
• Due Date: 04-Jun-2027
• Completion Date: 24-Apr-2026
• Ref Project: oSIST prEN IEC 60335-2-66:2026/oprAA:2026 - Household and similar electrical appliances - Safety - Part 2-66: Particular requirements for water-bed heaters

Relations

• Amends: FprEN 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

FprEN IEC 60335-2-66:2026/FprAA:2026 is a draft European Standard developed by CLC (CENELEC) which specifies the safety requirements for electric water-bed heaters and their associated control units used in household and similar environments. This standard applies to appliances with a rated voltage not exceeding 250 V, including those powered by direct current (DC). The document provides particular requirements, building upon the general safety framework established in EN IEC 60335-1, to address the unique risks posed by water-bed heating equipment.

The amendment aims to update and clarify requirements, especially regarding vulnerable users and domestic animals, ensuring enhanced safety for all typical users in a residential setting.

Key Topics

• Scope and Applicability: The standard focuses on electric water-bed heaters intended for use in the home or similar environments, outlining hazards that may be encountered by all persons and domestic animals.
• User Guidance and Precautions: Enhanced instructions for people with disabilities, children, and those lacking experience, ensuring clear guidance on safe operation and supervision.
• Marking and Instructions: Specific requirements for product labeling, instructions, and warnings to ensure proper usage and maintenance, and to minimize risks associated with misuse or inadvertent access by children or pets.
• Normative References: The standard references key international and European standards, ensuring compatibility within the broader context of household electrical safety.
• Modifications to Annexes: Updates to annexes ensure that referenced documents and test methods, such as ISO 2439 for material hardness, are properly included.

Applications

Implementing FprEN IEC 60335-2-66:2026/FprAA:2026 supports manufacturers, retailers, and regulatory bodies in:

• Product Design and Manufacturing: Ensuring electric water-bed heaters are designed and constructed to reduce hazards related to electric shock, fire, overheating, and misuse.
• Consumer Safety: Protecting end users, especially children, persons with disabilities, and domestic animals, by providing clear instructions and robust safety features.
• Instructional Clarity: Mandating that documentation clearly states the operational limitations and safety measures necessary for various vulnerable groups, improving general safety awareness.
• Legal Compliance: Demonstrating compliance with European directives and regulations for domestic electrical products, supporting market access throughout the EU and EEA.
• Maintenance and Cleaning: Requiring that manufacturers specify that cleaning and user maintenance should not be performed by children, further mitigating risk in everyday situations.

Related Standards

• EN IEC 60335-1: Safety of household and similar electrical appliances - General requirements.
• EN IEC 60335-2-32: Particular requirements for massage appliances, referenced for harmonization and consistency.
• ISO 2439: Flexible cellular polymeric materials - Determination of hardness by indentation, referenced for material testing.
• ISO 13732-1: Methods for measuring the temperature of hot surfaces, included in the bibliography as an approved standard for relevant evaluations.

Practical Value

Meeting the requirements of FprEN IEC 60335-2-66:2026/FprAA:2026 reduces liability and enhances consumer trust in water-bed heater products by addressing reasonably foreseeable hazards in typical household use. This standard is a critical tool for anyone involved in the design, assessment, or regulatory approval of home heating appliances, ensuring these products are both safe and accessible for a diverse range of users and environments.

Key keywords: water-bed heater safety, household electrical appliance standards, CLC, EN IEC 60335-2-66, electrical safety, domestic appliances, product compliance, EU safety regulation.

Standards Content (Sample)

SLOVENSKI STANDARD
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.

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

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
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
...