Question 1. I have encountered lithium-ion battery portable power packs sold at home improvement stores intended to be wired as ...

Question Recently, I was conducting a plan review for a large factory and distribution center that utilized several pieces of ...

Question Is a UL Solutions sign section label required on each section/housing of a LED Class 2 powered multi section/housing ...

oes UL Solutions have a document that supports the expansion of hiring code authorities to address the needs of the ...

How do I know if a luminaire can be used in a fire-resistive ceiling assembly? I see several recessed LED ...

The Underwriters Laboratories of Canada Inc. (ULC) Field Evaluation Services only applies to products intended to be installed in Canada ...

Please provide an update on where I can easily find wire connectors that are Listed (Certified) for splicing or tapping ...

What is the defining difference between an uninterruptible power supply (UPS) and a battery energy storage system (ESS?) ...

What should you look for on these modular data centers (MDCs)? Does UL Solutions List (Certify) MDCs? ...

Question:  This is a follow-up to the UL Solutions Question Corner in the January 2023 IAEI News. Effective January 1, ...