Fronius Reserva 3.15kWh battery module

Battery storage module Fronius Reserva 3.15kWh battery module

Compact LiFePO4 energy storage module designed for residential and small commercial solar installations, engineered for seamless integration with Fronius GEN24 Plus and Symo Hybrid inverters to maximize self-consumption, provide backup power, and extend the life of renewable energy systems.

Applications and use cases

This Fronius Reserva 3.15kWh module is purpose-built for safe, durable energy storage in homes and small businesses, enabling efficient use of self-generated solar power. It integrates smoothly with Fronius inverter ecosystems to deliver optimized energy management, potential emergency power, and scalable storage capacity when paired with other Reserva modules.

• Residential storage with enhanced self-consumption and PV backup capabilities
• Small commercial applications that require compact, reliable energy storage
• Retrofits and new installs within the Fronius ecosystem for streamlined wiring and monitoring
• Modular design to support scalable storage as energy needs grow

Key electrical and performance parameters

Designed around a safe, durable LiFePO4 chemistry with a usable capacity of 3.15 kWh and a nominal system voltage of 102.4 V, this module delivers reliable daily cycling for household energy needs while offering simple integration with inverter systems.

• Usable capacity: 3.15 kWh, nominal voltage 102.4 V
• Chemistry: LiFePO4 (LFP) for safety, longevity and low maintenance
• Warranty: 10 years of manufacturer-backed reliability
• Mass and footprint: approximately 33.5 kg in a compact 780 mm × 176 mm × 250 mm enclosure
• Inverter compatibility: optimized for Fronius GEN24 Plus and Symo Hybrid inverters
• Communication: RS485 protocol for robust, wired integration with inverter and energy management systems
• Safety and durability: LiFePO4 chemistry provides stable performance over many charge/discharge cycles

Mechanical design, installation and system integration

The Reserva 3.15kWh module is engineered for straightforward installation within standard home or small-office spaces, offering a compact footprint and plug-together compatibility with other Reserva modules to extend capacity as needed.

• Compact dimensions and weight suited for wall-mount or floor placement in typical equipment rooms
• Modular design supports scalable storage alongside other Reserva modules
• RS485 connectivity ensures reliable communication with Fronius inverters and energy management systems