Ships and marine technology — Installation and operational requirements for swappable batteries on ships

This document specifies the installation and operational requirements for the utilization of swappable batteries aboard ships.

Navires et technologie maritime — Exigences relatives à l'installation et au fonctionnement des batteries remplaçables sur les navires

General Information

Status
Published
Publication Date
15-Jan-2026
Technical Committee
ISO/TC 8/SC 8 - Ship design
Drafting Committee
ISO/TC 8/SC 8 - Ship design
Current Stage
6060 - International Standard published
Start Date
16-Jan-2026
Due Date
02-Mar-2026
Completion Date
16-Jan-2026

Overview

ISO 18962:2025 - Ships and marine technology - Installation and operational requirements for swappable batteries on ships - defines installation, operational and testing requirements for swappable rechargeable battery systems used to power electrically propelled ships. The standard sets out mechanical, climatic, functional and safety requirements and includes test procedures to verify safe onboard use, monitoring and emergency response.

Key topics and technical requirements

  • General safety: mandatory emergency disconnect switches, continuous monitoring when batteries are connected to ship power, and real‑time reporting of abnormalities to supervisory control systems.
  • Installation: requirements for containerized storage (compatible with ISO 668) and compliance with gross mass limits for container types; standardized electrical and mechanical interfaces compliant with IEC 61851‑1 or equivalent to facilitate safe swapping.
  • Mechanical protection: protection against vibration and shock (see vibration/shock test clauses).
  • Ingress and immersion: battery assemblies, connectors and cooling interfaces must achieve at least IPX5 water‑ingress protection or be housed in watertight containers.
  • Fire and thermal safety: design measures to prevent internal overheating (temperature monitoring, insulation, or integrated suppression); provisions for external cooling and extinguishing, and fire suppression systems suitable for battery enclosures in accordance with ISO 15371 or equivalent. For lithium chemistries, conformity with IEC 62619 is required or equivalent safety standards.
  • Lashing and securing: procedures and lashing systems for batteries stored on exposed decks or semi‑trailers, compliant with ISO 9367‑2. Semi‑trailers carrying batteries must be secured and turned off during battery use.
  • Operational procedures and emergency measures: accessible emergency stop buttons during swapping operations, evacuation routes, toxic fume control plans, and maintenance per manufacturer instructions.
  • Testing: defined test conditions and procedures for installation and operation, including vibration, immersion, fire exposure and thermal protection tests.

Practical applications

  • Retrofit and newbuild ship design for electric propulsion and hybrid systems.
  • Operators of Ro/Ro and container ships using swappable battery modules or semi‑trailers.
  • Battery and container manufacturers designing marine battery packs, enclosures and interface systems.
  • Port operators and logistics providers handling exchangeable battery units.
  • Classification societies and shipyards verifying compliance during commissioning and operation.

Who should use this standard

Ship designers, marine electrical engineers, battery suppliers, ship operators, safety officers, port logistics planners and regulatory authorities responsible for vessel certification and onboard safety management.

Related standards

Normative and related references include IEC 61851‑1, IEC 62619, IEC 60529 (IP Code), ISO 668, ISO 9367‑2, ISO 15371, ISO 10055, IEC 60068‑2‑27 and IEC 60092‑201:2019. These provide complementary requirements for charging interfaces, battery cell safety, enclosures, securing arrangements and shipboard electrical systems.

Standard

ISO 18962:2026 - Ships and marine technology — Installation and operational requirements for swappable batteries on ships Released:16. 01. 2026

English language
6 pages
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Frequently Asked Questions

ISO 18962:2026 is a standard published by the International Organization for Standardization (ISO). Its full title is "Ships and marine technology — Installation and operational requirements for swappable batteries on ships". This standard covers: This document specifies the installation and operational requirements for the utilization of swappable batteries aboard ships.

This document specifies the installation and operational requirements for the utilization of swappable batteries aboard ships.

ISO 18962:2026 is classified under the following ICS (International Classification for Standards) categories: 47.020.60 - Electrical equipment of ships and of marine structures. The ICS classification helps identify the subject area and facilitates finding related standards.

ISO 18962:2026 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)


International
Standard
ISO 18962
First edition
Ships and marine technology —
2026-01
Installation and operational
requirements for swappable
batteries on ships
Navires et technologie maritime — Exigences relatives à
l'installation et au fonctionnement des batteries remplaçables sur
les navires
Reference number
© ISO 2026
All rights reserved. Unless otherwise specified, or required in the context of its implementation, no part of this publication may
be reproduced or utilized otherwise in any form or by any means, electronic or mechanical, including photocopying, or posting on
the internet or an intranet, without prior written permission. Permission can be requested from either ISO at the address below
or ISO’s member body in the country of the requester.
ISO copyright office
CP 401 • Ch. de Blandonnet 8
CH-1214 Vernier, Geneva
Phone: +41 22 749 01 11
Email: copyright@iso.org
Website: www.iso.org
Published in Switzerland
ii
Contents Page
Foreword .iv
1 Scope . 1
2 Normative references . 1
3 Terms and definitions . 1
4 Requirements . 2
4.1 General requirements .2
4.2 Installation .2
4.3 Operation .2
4.3.1 Vibration and mechanical shock .2
4.3.2 Immersion into water .2
4.3.3 Exposure to fire . .3
4.3.4 Protection against internal overheating .3
4.3.5 Lashing .3
4.3.6 Measures in case of emergency .3
4.3.7 Human safety .3
5 Testing. 4
5.1 Test conditions .4
5.2 Installation .4
5.3 Operation .4
5.3.1 Vibration and mechanical shock .4
5.3.2 Immersion into water .4
5.3.3 Exposure to fire . .4
5.3.4 Protection against internal overheating .5
5.3.5 Lashing .5
6 Supplementary information . 5
Bibliography . 6

iii
Foreword
ISO (the International Organization for Standardization) is a worldwide federation of national standards
bodies (ISO member bodies). The work of preparing International Standards is normally carried out through
ISO technical committees. Each member body interested in a subject for which a technical committee
has been established has the right to be represented on that committee. International organizations,
governmental and non-governmental, in liaison with ISO, also take part in the work. ISO collaborates closely
with the International Electrotechnical Commission (IEC) on all matters of electrotechnical standardization.
The procedures used to develop this document and those intended for its further maintenance are described
in the ISO/IEC Directives, Part 1. In particular, the different approval criteria needed for the different types
of ISO document should be noted. This document was drafted in accordance with the editorial rules of the
ISO/IEC Directives, Part 2 (see www.iso.org/directives).
ISO draws attention to the possibility that the implementation of this document may involve the use of (a)
patent(s). ISO takes no position concerning the evidence, validity or applicability of any claimed patent
rights in respect thereof. As of the date of publication of this document, ISO had not received notice of (a)
patent(s) which may be required to implement this document. However, implementers are cautioned that
this may not represent the latest information, which may be obtained from the patent database available at
www.iso.org/patents. ISO shall not be held responsible for identifying any or all such patent rights.
Any trade name used in this document is information given for the convenience of users and does not
constitute an endorsement.
For an explanation of the voluntary nature of standards, the meaning of ISO specific terms and expressions
related to conformity assessment, as well as information about ISO's adherence to the World Trade
Organization (WTO) principles in the Technical Barriers to Trade (TBT), see www.iso.org/iso/foreword.html.
This document was prepared by Technical Committee ISO/TC 8, Ships and marine technology, Subcommittee
SC 8, Ship design.
Any feedback or questions on this document should be directed to the user’s national standards body. A
complete listing of these bodies can be found at www.iso.org/members.html.

iv
International Standard ISO 18962:2026(en)
Ships and marine technology — Installation and operational
requirements for swappable batteries on ships
1 Scope
This document specifies the installation and operational requirements for the utilization of swappable
batteries aboard ships.
2 Normative references
The following documents are referred to in the text in such a way that some or all of their content constitutes
requirements of this document. For dated references, only the edition cited applies. For undated references,
the latest edition of the referenced document (including any amendments) applies.
ISO 668, Series 1 freight containers — Classification, dimensions and ratings
ISO 9367-2, Lashing and securing arrangements on road vehicles for sea transportation on Ro/Ro ships —
General requirements — Part 2: Semi-trailers
ISO 10055, Mechanical vibration — Vibration testing requirements for shipboard equipment and machinery
components
ISO 15371, Ships and marine technology — Fire-extinguishing systems for protection of galley cooking equipment
ISO 17631, Ships and marine technology — Shipboard plans for fire control, damage control, life-saving
appliances and means of escape
ISO 17905, Ships and marine technology — Installation, inspection and maintenance of container securing
devices for ships
IEC 60068-2-27, Environmental testing — Part 2— 27: Tests — Test Ea and guidance: Shock
IEC 60092-201:2019, Electrical installations in ships — Part 201: System design — General
IEC 60529:1989/AMD1: 1999+ AMD2: 2013 CSV, Degrees of protection provided by enclosures (IP Code)
IEC 61851-1, Electric vehicle conductive charging system — Part 1: General requirements
IEC 62619:2022, Secondary cells and batteries containing alkaline or other non-acid electrolytes — Safety
requirements for secondary lithium cells and batteries, for use in industrial applications
3 Terms and definitions
For the purposes of this document, the following terms and definitions apply.
ISO and IEC maintain terminology dat
...

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