P2P household energy trading, C&I storage for brewing beer: Hawaii keeps on going

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Infographic for Kona Brewing project. The brewery will produce nearly 7,000 'solar-powered' cans of beer an hour at peak output times. Image: EnSync via Twitter.

Following news yesterday of the first grid-scale solar-plus-storage system on the Hawaiian island of Molokai, two more modestly-sized projects show the potential diversity of applications for energy storage in the US state.  

Energy-Storage.news just reported that the Hawaii Public Utilities Commission had approved a 22-year power purchase agreement (PPA) deal for the project on the island of Molokai, which would pair 4.88MW of solar with a 3MW / 15MWh lithium battery system.

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Another Hawaii solar-plus-storage project backed by a long-term PPA was announced at the beginning of this month by Kona Brewing Company, a beer maker, and US distributed energy system provider EnSync Energy Systems (EnSync). Additionally, private sector affordable housing developer Michaels Development Company and EnSync have signed another 20-year PPA agreement, which will finance a 750kW solar PV canopy installation over the parking lot at Keahumoa Place, an affordable housing project.  

To read the full version of this story visit Energy-Storage.news.

13 October 2026
San Francisco Bay Area, USA
PV Tech has been running an annual PV CellTech Conference since 2016. PV CellTech USA, on 13-14 October 2026 is our fourth PV CellTech conference dedicated to solar manufacturing in the USA. From polysilicon, wafers, ingots, cells and modules, to critical component suppliers including glass and frames, the event connects every stage of the value chain under one roof. PV CellTech USA also brings together investors, innovators, manufacturers and industry stakeholders to collaborate and strengthen domestic solar manufacturing across the United States.

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