eBoost Scalable Energy Storage System - Boost Performance. Boost Reliability.
The Fortress Power eBoost is a high-capacity, modular energy storage solution built for residential and light commercial applications. With 16kWh of usable energy per unit and the ability to scale up to 256kWh, eBoost is engineered to handle high load demands while offering the flexibility of stackable, parallel installations. Built-in heating elements, an IP65 weatherproof enclosure, and integration with the eWay wireway system allow for clean, all-weather installs.
When paired with the Envy Duo 21 inverter, the eBoost forms a fully integrated, whole-home energy storage system—ideal for backup power, energy independence, and more.