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We use the safest,
Smart energy management system supports multiple applications.
Lowest Energy Cost
Competitively priced, easy
to install, and high round-trip
10 year warranty up to
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Why Choose Fortress Power Products?
Solar Industry in 2019 & 2020!
Powering increased revenue and expanding solutions for these innovative companies.
and households energy storage products they can depend
on, built from only the highest quality, highest powered
lithium ferrite phosphate batteries.
Latest Blog Posts
Battery/Inverter Pairing Meets UL9540 Second Edition Requirements in the Most Stringent Jurisdictions LANGHORNE, PA. (December 8, 2022) – Fortress Power is proud to announce that
At RE+ 2022 (formerly SPI) Conference in Anaheim, CA, Fortress Power’s Director of Product, John Cromer, introduced the industry to a number of Fortress Power products that will be available starting in 2023. The crown jewel is the High Voltage ESS, a smart, whole-home backup solution for energy storage, monitoring, and controls. The High Voltage ESS consists of numerous elements, which Cromer describes in detail.
Fortress Power is excited to introduce the Guardian, an internet gateway for connecting Fortress Power batteries to the cloud. When paired with the iOS or Android companion App, the Guardian enables battery-level monitoring of key values including State of Charge, Current, Voltage, and Battery Temperature.