eFlex 5.4 Receives UL 9540 Certificate!
We’re proud to announce that eFlex 5.4 is now UL 9540 listed. UL 9540 is the latest UL safety standard for energy storage systems (ESS) and equipment. It addresses the safety of ESS intended to store energy from grid, renewable, or other power sources and provide electrical or other types of energy to loads or power conversion equipment. The standard's goal is to ensure that electrical, electro-chemical, mechanical, and thermal ESS operate at an optimal level of safety for both residential and industrial energy users.

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FEATURED BLOG POST
WHY CLOSED-LOOP COMMUNICATION IS A GAME CHANGER FOR SOLAR BATTERY STORAGE
At the height of the coronavirus pandemic lockdown, demand for solar battery storage continued to soar. According to the recent Energy Storage Monitor report, 48.7 MW and 112 MWh of storage capacity were installed in Q2, up 10 percent from Q1. This was the second-best quarter in history, even though the number of residential solar deployments dropped during the same time period.

There is no denying the fact that more people than ever are adding batteries to their homes to store solar energy and provide a backup source of power... Read more
THE SECURE YOUR ENERGY SHOW
In honor of International Women's Day, The Secure Your Energy Show featured Fortress Power's very own CEO Jing Yu.
FEATURED INSTALLS
Installation photos from New Leaf Electric

These eVault 18.5 kWh batteries were installed in
Southern California with SolArk inverters!
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