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Get the hard facts to successful 62368 compliance from your UL experts

The IEC 62368-1 Knowledge Hub covers an exceptionally wide range of topics, which we believe can be helpful to manufacturers and distributors of A/V & ICT equipment.

This Q&A includes many of the questions we have been asked, with answers from UL experts. Registered users may also submit additional questions related to the 62368: UL has the answer.

Q&A: List of articles with NEC

Can a connector that is UL Recognized under UL CCN ECBT2 to UL 1977 be used in AV/ICT equipment investigated to CSA UL 62368-1 without further investigation of the connector to a CSA component connector standard?

Connector; UL 1977; ECBT2

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Why do PoE ports require markings of the electrical output ratings?

PoE NEC Article 725

What are the options for marking limited power outputs, e.g., PoE ports, per the NEC Section 725.121(C)?

PoE NEC Article 725

When are POE and USB ports required to be marked with the output voltage and the output current according to CSA / UL 62368-1 F.3.3.9DV.1? For POE, can we mark "POE" or "POE+" etc. to replace voltage and current?

USB PoE LPS Class 2 NEC

What is the requirement for a pluggable connector located in PS3 circuits and used to connect/disconnect with/without load?

Connector UL 1977