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Contact us to learn more about our innovative, personalized storage solutions that grows and fits into your lifestyle.
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.
Tips & Advice
Introducing the eSpire 233 – Our New C&I Energy Storage SystemContinue Reading...
Introducing the eSpire 233 – Our New C&I Energy Storage System
Fortress Power is excited to announce the release of our newest product – the eSpire 233 – a fully integrated, pre-configured battery storage solution for the Commercial and Industrial market. The eSpire 233 uses best-in-class Tier 1 Automotive Lithium IronContinue Reading...
White Deer Invests in Fortress Power, a Battery Energy Storage BusinessContinue Reading...
White Deer Invests in Fortress Power, a Battery Energy Storage Business
Fortress Power is a Leading Designer and Manufacturer of Battery Energy Storage Systems January 10, 2022 White Deer, a private equity firm that invests in products and services businesses in the energy, industrials, and infrastructure end markets, has invested inContinue Reading...
Fortress Power Training Corner! Product Highlight: eVault MaxContinue Reading...
Fortress Power Training Corner! Product Highlight: eVault Max
Product Highlight: eVault MAX Configuration Notes Since the release of our new flagship eVault Max battery, we have made a few changes to the product setup and commissioning process that aren’t covered in the printed user manual which ships withContinue Reading...