States adopt safety standards for plug-in solar as rooftop alternative gains traction

Plug-in balcony solar systems are expanding across U.S. states with interconnection exemptions and UL 3700 safety certification requirements, keeping costs low while addressing electrical risks.

First covered Aug 19, 2026 · 5:41 AM PT · 1 article · no longer in the live window

States adopt safety standards for plug-in solar as rooftop alternative gains traction — Image via pv-magazine.com

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38d PV Magazine Ensuring safety of plug-in solar — Plug-in (balcony) solar is a low-cost, plug-and-play alternative to traditional rooftop PV, gaining traction in the U.S.

Primary sources

nccleantech.ncsu.edu Q2 26 Solarexecsummary Final (nccleantech.ncsu.edu)

More coverage from around the web

engadget.com The first UL 3700-compliant plug-in solar microinverter is now available in the US - Engadget

ul.com UL Solutions Debuts Testing and Certification Framework for Safer Plug-In Solar Across the United States | UL Solutions

electrek.co The US’s first UL 3700 balcony solar microinverter is here | Electrek

thefortify.co What Is UL 3700? Plug-In Solar Safety Standard | Fortify — Fortify

pluggedin.solar What Is UL 3700? The Safety Standard Changing Plug-in Solar | Pluggedin.solar

Appeared in: 2026-08-19 (#8) · 2026-08-20 (#10)

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States adopt safety standards for plug-in solar as rooftop alternative gains traction

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