Due to global supply chain constraints lead times for shipments may be delayed. We are actively working with our suppliers to mitigate shortages and improve lead times. If you have additional questions, please contact your Unbound Solar representative at 1-800-472-1142 or submit your question here via the Support Hub.

About Fortress Power
- Website: https://www.fortresspower.com/
- Made in: Varies
- Warranty: 10 years or 6,000 cycles at 80% DOD
Key Points
- Advanced LFP energy storage
Description
Fortress Power is a Pennsylvania-based manufacturer of advanced energy storage products for off-grid and battery backup applications. Their line of batteries features Lithium Ferro Phosphate (LFP) chemistry for optimal reliability, safety and long life. Fortress Power products are available in sizes and forms to suite the power needs of households and businesses alike.
Showing all 4 results

Download Our Solar Battery Guide
A poorly designed system can ruin your batteries. Our Solar Battery Guide will help you size your battery bank properly and keep things running smoothly.
Get free guide »