Envy Duo 21 vs. Envy Duo 21-G: What’s the Difference?
At first glance, the Envy Duo 21 and Envy Duo 21-G share the same foundation. Both are powerful hybrid inverters designed to deliver reliable backup
Tag: Energy Storage System
What Is a Virtual Power Plant (VPP)? How Home Battery Owners Can Earn Money While Supporting the Grid
If you already have solar and battery storage or you’re planning to install a system, you may be able to earn additional income simply by
Introducing the Fortress Power Battery & Inverter Wiring Validator
Validate System Layouts Before Installation Designing battery energy storage systems involves more than selecting the right inverter and battery combination. Installers must also ensure that
Why Installers Are Pairing Envy Inverters with eBoost Energy Storage
As demand for battery backup and energy storage continues to grow, installers need solutions that are flexible, scalable, and easy to deploy across a variety
Become a Fortress Power Certified Installer & Unlock Dealer Discounts
If you’re a solar or storage professional looking to grow your business, there’s never been a better time to partner with Fortress Power. Our Certified
Power More, Spend Less: Fortress Power’s New Dynamic Duo
Fortress Power has introduced two new innovations within its 48V lineup: the eBoost Scalable Energy Storage System and the Envy Duo 21 Hybrid Inverter. Together,
Fortress Power Warranties: Long-Term Protection for Your Energy Investment
When you invest in an energy storage system, you’re committing to a future of energy independence. Your warranty should give you the same peace of
Fortress Power to Unveil Three New Energy Storage Solutions at RE+ Vegas 2025
This fall, Fortress Power is expanding our 48V lineup with three powerful new products designed to deliver smarter, more reliable energy storage solutions for homes
Which Fortress Power System Is Right for Your Home? A Guide to Residential Energy Storage Packages
When it comes to backup power, there’s no one-size-fits-all solution. Every home has unique energy needs—from powering a few essential appliances during an outage to
Is Solar Storage Worth the Investment for Homeowners?
If you’re a homeowner considering solar energy, there’s never been a better time to act. Thanks to the 30% federal tax credit for solar and