One Stop Shop

Fronius now offers all the components for 24 hours of sun - a complete PV system from a single source. With the Fronius Reserva, we are adding a powerful battery to our portfolio that perfectly complements your energy system. Everything is ideally matched, saving you time and ensuring smooth processes. The optimal interaction of our devices ensures efficient and reliable operation. Service is also straightforward: a single point of contact is all you need. With the Solar.web app, you can keep an eye on all your Fronius devices, such as the Reserva, the GEN24 Plus hybrid inverter and the Wattpilot EV charger, without the need for additional third-party tools. Add to that the security of the Fronius warranty and the quality of a company with over 80 years of experience.

Maximum Efficiency - Maximum Independence

Experience maximum independence with the Fronius Reserva! Thanks to DC coupling, the energy from your PV system is charged into the battery with almost no loss - for maximum efficiency and full power. The high-voltage technology optimises the cost-effectiveness of your system. Combined with the GEN24 Plus, you benefit from exceptional charge and discharge performance, making the most of even short windows of sunshine. With lithium iron phosphate cell chemistry, the Fronius Reserva is built to last and offers you reliable security.

Data Security

With Fronius Reserva, you can keep an eye on your data at all times - safely and securely. Our Solar.web monitoring platform visualises all important information and complies with all data protection regulations. Your data is only stored on European servers. Fronius adheres to the highest security standards: we meet the latest information security standards (ISO27001) and have regular security audits carried out by renowned companies. In addition, secure coding training is mandatory for our software developers to ensure the best possible protection for your data.

Proven Service & Support

Our technical support team offers comprehensive troubleshooting for the Fronius Reserva, as they can view all relevant system data (inverter and battery). For other compatible storage systems, in many cases the manufacturer has to be referred to. With the Fronius Reserva, we can take care of everything from a single source – quickly and easily. Fronius offers technical telephone support in several time zones and national languages. In addition, our online self-service tool Solar.SOS is available to installers around the clock. With a comprehe nsive network of Fronius partner companies, we ensure that our customers receive a smooth and timely replacement when servicing is required.