The Fortress Power eBoost 16 is a high-capacity, modular LFP battery module engineered as the core energy storage unit for demanding residential and light commercial applications, delivering 16kWh of reliable, scalable power in a weatherproof, all-in-one package.

Key Features:

• 16kWh of Usable Energy Per Module — Scalable Up to 256kWh: Connect up to 16 modules in parallel to grow your storage capacity as energy demands evolve, without redesigning the entire system.
• Tier-1 Prismatic 16-Cell LFP Chemistry with 8,000-Cycle Life: Premium lithium iron phosphate cells deliver consistent, long-term performance at 70% capacity through thousands of charge cycles.
• IP65-Rated Weatherproof Enclosure with Built-In Heating Elements: Operates reliably from -4°F to 140°F with internal heating elements protecting performance in extreme cold conditions.
• 314Ah Nominal Capacity with 16kW Surge Discharge Power: Built to handle high-demand loads with robust 314A max charge capability and 2000A short-circuit protection rated at 17ms.
• Compatible with All Fortress Power Envy Inverters: Pairs seamlessly with the Envy Duo 21 and all Envy-series models for a fully integrated whole-home backup and energy management system.

The eBoost 16 Battery Module is the powerhouse at the heart of the Fortress Power eBoost system. Its Tier-1 prismatic LFP cells deliver industry-leading cycle life and thermal stability, making it one of the most dependable battery modules available for residential energy storage today.

Designed for fast, clean installations, the eBoost 16 features locking wheels for easy mobility, floor-standing or wall-mounted flexibility, and CAN/RS485 closed-loop communication for seamless inverter integration. Its fast-connect hardware reduces installation time and labor while maintaining a clean, professional appearance on every job.

Technical Specifications