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Solar Energy
Home owners

Is battery storage required with a PV system

Products and Solutions

13/02/2025 / Milton Keynes

As a homeowner, you may be frustrated with rising energy bills. When looking for ways to combat this, you’ve probably come across solar PV systems and toying with the idea of having a PV system installed on your home. 

You’ve been researching how solar works, local PV installers and the technology available, reading various articles and watching videos on YouTube and other social media platforms and one thing keeps coming up – battery storage. But do you really need it?

To store or not to store? That is the question!

So should you invest in battery storage when you install solar? There isn’t really a simple answer to this question. It depends on your usage during the day vs. the night, the space and location you have to put a battery and, ultimately, the funds you have available but there is a solution where you can spread the amount you invest with Fronius and our inverter options.

Fronius UP.storage license upgrade for GEN24

Solar technology that grows with you

At the heart of a PV system (and also acting as the brain) is the inverter, and when you choose Fronius, you have two options for residential PV systems.

You can choose either a hybrid (battery ready) inverter or a non-hybrid inverter. The beauty with the Fronius GEN24 range, is that you don’t need to decide right away if you need a battery. The Fronius Gen24 model can be upgraded to a hybrid inverter (GEN24 Plus) later on via an upgrade license called Fronius UP.storage.

Your installer can work out with you whether battery storage would be beneficial, however, we would put forward that installing a system without a battery in the first instance lets you gather all the data you need to decipher what size storage you might require later down the line, if at all. You can do this using the free online monitoring platform, Fronius Solar.web. 

More about Fronius Solar.web
Fronius UP.storage license upgrade for GEN24

Upgrade, don’t replace

With this upgrade license option, you can unlock the full hybrid and back up functions at any time, significantly reducing the upfront costs of your PV system and make the transition to solar energy more accessible.

By starting with the GEN24 inverter, you can enjoy the benefits of solar energy immediately, start reducing your energy bills and even earn a feed-in tariff from your energy provider whilst deferring the additional costs of battery storage until you are ready. 

More about GEN24
In conclusion, the Fronius GEN24 inverter with the Fronius UP.storage upgrade license offers a smart, future-proof solution for PV system owners. It reduces initial installation costs and provides the flexibility to expand the PV system with battery storage at a later date, ensuring long-term energy sustainability and security.