Global | EN

IEC 62368-1 successfully navigating fourth edition changes

Learn about the key changes for audio/visual and information technology equipment products

White paper

23 Sept 2026

IEC 62368-1 is a product safety standard that classifies energy sources, prescribes safeguards against those energy sources, and provides guidance on the application of, and requirements for, those safeguards.

As markets worldwide transition to the fourth edition of the standard, manufacturers need to fully understand what has changed and how it impacts their products.

The fourth edition addresses gaps identified with previous iterations, encompassing an expanded range of products. To keep pace with rapid technological innovation, the standard continues to adopt a technology-neutral approach, ensuring it remains relevant in an evolving marketplace.

This practical guide outlines the key changes in the fourth edition, explains their impact, and provides an overview of adoption across key markets.

What the whitepaper covers:

  • Product groups that are included in IEC 62368-1
  • Brief history of first to fourth editions of IEC 62368-1
  • Overview of adoption status of IEC 62368-1 in key markets
  • Specific country / region requirements
  • How TÜV SÜD can support you

 

Theresa Glenna

Theresa Glenna

Global Market Access Head, TÜV SÜD

Possessing more than 20 years of global market access experience, Theresa Glenna is a senior member of the USA-based GMA team. She manages global certification projects for TÜV SÜD America customers and acts as a mentor to the USA-based GMA team members.

 

Theresa has a wide knowledge base for obtaining approvals on various product types, ranging from wireless and information technology equipment to household appliances, machinery, and more. Using her vast knowledge and experience, Theresa works with the global TÜV SÜD GMA network to improve and expand current capabilities.

Loading