Fronius Reserva and Reserva Pro Solar Battery

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Fronius Reserva Battery Stack

Fronius Reserva Battery Storage

Store More Solar. Gain More Independence.

The Fronius Reserva is Fronius' next-generation high-voltage battery storage system, designed to help homeowners maximise self-consumption, reduce reliance on the grid and take greater control of their energy future.

Built using safe and reliable Lithium Iron Phosphate (LFP) technology, the Reserva integrates seamlessly with the Fronius ecosystem, delivering intelligent energy storage, premium performance and industry-leading reliability.

When paired with a Fronius GEN24 Plus or Fronius Verto Plus inverter, the Reserva becomes a powerful energy solution capable of storing excess solar energy during the day and supplying it when you need it most. This is the perfect choice for home owners on the Sunshine Coast looking for DC battery storage solutions for their home.

Why Choose Fronius Reserva?

✅ DC-coupled design for maximum charging efficiency

✅ Premium Lithium Iron Phosphate (LFP) battery chemistry

✅ Modular and expandable design

✅ Compatible with Fronius GEN24 Plus and Verto Plus

✅ Backup power capability

✅ Integrated monitoring through Fronius Solar.web

✅ Slim, modern, space-saving design

✅ Manufactured to Fronius' renowned quality standards

✅ Comprehensive 10-year warranty support

Maximum Efficiency Through DC Coupling

Unlike AC-coupled battery systems, the Fronius Reserva connects directly to compatible Fronius hybrid inverters using DC coupling technology.

This means more of the solar energy generated by your system reaches the battery with minimal conversion losses, improving overall efficiency and helping you get the most value from every kilowatt-hour produced.

Key Benefits

  • More efficient battery charging

  • Lower energy losses

  • Faster charging from solar generation

  • Greater self-consumption

  • Improved system performance

Flexible Storage Capacity

Every home uses energy differently, which is why the Fronius Reserva has been designed with flexible expansion options.

Available Capacities

  • Reserva 6.3kWh

  • Reserva 9.5kWh

  • Reserva 12.6kWh

  • Reserva 15.8kWh

The battery can be configured using two to five battery modules and can even be expanded by connecting up to four battery towers for a total storage capacity of up to 63kWh.

Whether you're looking to store surplus solar energy for evening use or create a larger energy storage solution, the Reserva range can grow with your needs.

Backup Power When You Need It Most

Power outages can happen at any time.

When combined with compatible Fronius backup components and a Fronius hybrid inverter, the Reserva can provide backup power functionality, helping to keep important household circuits operating during grid interruptions.

From refrigeration and lighting through to home office equipment, the Fronius ecosystem is designed to keep you powered when it matters most.

Built For Reliability

The Fronius Reserva uses Lithium Iron Phosphate (LFP) cell technology, widely regarded as one of the safest and most durable battery chemistries available today.

Safety & Performance Features

✅ Thermal stability

✅ Non-flammable chemistry

✅ Over 6,000 tested charge cycles

✅ Advanced battery management system

✅ Multi-layer protection systems

✅ Long operational lifespan

✅ 10-year manufacturer warranty

One Complete Fronius Ecosystem

One of the biggest advantages of choosing Fronius is the seamless integration between all energy components.

Your inverter, battery, EV charger and monitoring platform work together as a single intelligent energy system.

With Fronius Solar.web, you can:

  • Monitor battery charge levels

  • Track solar production

  • Analyse household consumption

  • Optimise self-consumption

  • Access system data anytime, anywhere

Fronius Reserva Pro

Commercial-Scale Energy Storage suitable for larger homes situated on the Sunshine Coast.

For larger residential properties, commercial facilities and agricultural operations, Fronius offers the powerful Reserva Pro.

Designed for customers with higher energy consumption and larger solar systems, the Reserva Pro takes energy storage to an entirely new level.

High Capacity. High Performance.

The Reserva Pro is a modular high-voltage battery platform capable of handling substantial energy demands while delivering outstanding performance and flexibility.

Reserva Pro Highlights

✅ Designed for large homes and commercial applications

✅ Compatible with Fronius Verto Plus and GEN24 Plus

✅ DC-coupled architecture

✅ Backup power capability

✅ Black-start functionality

✅ Modular expansion capabilities

✅ Premium European manufacturing

✅ Intelligent energy optimisation

Flexible Capacity Options

Each battery tower can be configured with:

  • 12kWh to 32kWh usable capacity

  • 3 to 8 battery modules

By connecting up to four towers in parallel, total storage capacity can reach an impressive 128kWh.

This makes the Reserva Pro an outstanding solution for:

  • Large residential properties

  • Agricultural operations

  • Workshops and sheds

  • Commercial buildings

  • Businesses seeking energy independence

Intelligent Energy Management

The Reserva Pro has been designed for customers who want complete control over their energy usage.

Advanced energy management software continuously monitors:

  • Solar generation

  • Electricity consumption

  • Battery usage

  • Energy pricing

  • Charging and discharge strategies

This helps maximise savings while ensuring stored energy is available when it provides the greatest value.

Why We Recommend Fronius Reserva

Whether you're installing a battery for your family home or designing a large-scale commercial storage solution, the Fronius Reserva range delivers everything customers have come to expect from Fronius: reliability, intelligence, flexibility and premium performance.

Combined with a Fronius GEN24 Plus or Verto Plus inverter, the Reserva and Reserva Pro provide a complete energy ecosystem designed to maximise solar self-consumption, reduce electricity costs and deliver greater energy independence for years to come.

Fronius logo above the words 'Solutions Partner' on a blue background.
Fronius Reserva Battery Range on display next to a Fronius Verto Gen24 Solar Inverter
An extended view of a stack of the new Fronius Reserva Pro Battery modules