Flexible Energy Storage for Scalable Solar Installations

The Fronius Reserva 3.15kWh Battery Module is an innovative, modular lithium iron phosphate (LFP) battery solution, specifically designed for seamless integration with Fronius hybrid inverters. Ideal for both residential and commercial solar applications, this battery module is central to the Fronius Reserva storage system, providing exceptional performance, safety, and reliability, all backed by European manufacturing quality.

Designed for Modular Expansion

With a usable capacity of 3.15kWh per module, the Fronius Reserva 3.15kWh Battery Module allows for system scalability ranging from two to five modules, achieving a maximum of 15.79kWh. This modular approach is perfect for accommodating increasing energy needs or for phased project deployments, enabling you to enhance your system without the hassle of a complete overhaul.

Optimised for Fronius Hybrid Inverters

The battery module is designed to work seamlessly with Fronius GEN24 Plus hybrid inverters, ensuring efficient direct current (DC) coupling, rapid response times, and reliable backup power solutions. Thanks to the Fronius Backup Controller and Backup Switch, you can enjoy plug-and-play system integration and comprehensive monitoring through the Fronius Solar.web platform.

Compact Design, Reliable Operation

Weighing just 33.5kg with dimensions of 360 — 780 — 176 mm, the Fronius Reserva 3.15kWh Battery Module is perfectly suited for both wall-mounted and stacked configurations in indoor or semi-protected outdoor environments. It operates reliably across a wide temperature range, from -20°C to +55°C, ensuring consistent performance in various conditions.

European Quality and Safety Standards

This battery module meets rigorous European manufacturing standards and is certified under IEC62619:2022, CE, VDE 2510-50, and UN38.3. With an IP65 rating, it provides protection against dust and water, and comes with a 10-year warranty, offering you peace of mind and a commitment to durability and safety.

Key Specifications

• Usable Capacity: 3.15kWh per module
• Battery Chemistry: Lithium Iron Phosphate (LFP)
• Rated Voltage: 102.4V
• Weight: 33.5kg
• Protection Rating: IP65 (indoor/protected outdoor use)
• Warranty: 10 years