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Get Paid to Supply Solar Energy to the Grid with ConnectedSolutions

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Get Paid to Supply Solar Energy to the Grid with ConnectedSolutions

The grid can only produce a finite amount of power, but demand continues to increase. In California, utilities have rolling blackouts because they just don’t have enough power to support the number of households on the grid. States in the

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Fortress Power Passes Large-Scale Fire Test – Highest Standard in the Industry

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Fortress Power Passes Large-Scale Fire Test – Highest Standard in the Industry

Fortress Power eFlex 5.4 has passed the most stringent fire safety test-large scale fire test – UL 9540(A) We’re very excited to announce that Fortress Power is now one of a very few Lithium battery manufacturers that passed the UL

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How Solar Battery Backup Keeps the Power On During Hurricane Season

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How Solar Battery Backup Keeps the Power On During Hurricane Season

Technically, hurricane season in the Atlantic Ocean, Caribbean Sea, and Gulf of Mexico runs from June through November. However, the National Oceanic and Atmospheric Administration (NOAA) reports that the first named storm of the past seven years has formed in

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Fortress Power

Firmware Update

From time-to-time your battery may require a firmware update. Please visit the linked firmware page to download the software and firmware for your battery model. Once you have downloaded the software and drivers please reach out to Fortress Power to schedule a time for us to help you update your battery.

Fortress Power

Dealer Download Center

Fortress Power is committed to providing you with the top notch technical support possible. We also make sure all documentation is easily accessible and easy to find.  Access our datasheets, installation manuals, spec sheets and video library here. 

Our

Video Library

InverterCompatibility

Fortress Lithium Iron Phosphate batteries are designed to work with most 48VDC inverter and chargers available on the market. Below is a list of compatible inverters and chargers. You still need to design to the maximum inverter amperage and consult with inverter minimum battery sizes. If you can’t find the inverter on the list or have sizing questions,
please call us at 877-497 6937 or
email us at [email protected]