Ryan Mayfield led an informative discussion on the history of the NEC PV Hazard Control System rules and the latest changes to the UL 3741 standard.

It’s undeniable that Underwriters Laboratories (UL) has built a reputation as a premiere agency that tests and lists fire rated glazing products. In addition to doing a tremendous job at testing and ...

US industry experts trace the evolution of PV rapid shutdown rules and outline how recent updates to UL 3741 are reshaping compliance pathways for rooftop and commercial solar in the United States.

A new research project investigating low-code and no-code approaches to software engineering is to get a near €6 million boost to help build a new software development platform. The project, which is ...

Underwriters Laboratories recently launched Code Link, an enhanced online search tool for helping code authorities, designers, and contractors identify products that comply with particular ...

UL has awarded Grid Code Compliance Unit certification to Siemens Gamesa in Poland for its 2.X platform turbines, as well as component certificates for its Power Manager Unified Architecture power ...

The next generation of the UL White Book is here, UL Product Spec. UL Product Spec contains all the UL White Book information, and more, for electrical construction materials as well as building and ...

Utah’s enactment of a plug-in solar law last year has prompted the safety certification body UL to begin developing a safety standard for the equipment, said the law’s sponsor, while plug-in solar ...

NAPCO Security Technologies is manufacturer of an innovative, growing line of UL/NFPA code-compliant commercial fire alarm systems and devices for every region and AHJ, plus industry-leading fire ...