The VoltStorage

Unleash The

Power Of The Sun

The VoltStorage stores self-produced solar power during the day to power your home at night. Safe. Reliable. Economically viable.

Buckle Up For Something New

The First All New Vanadium Redox Flow Battery for Your Home.

Built to last. The VoltStorage can perform more than 10.000 charging cycles without losing capacity or power output over time.
Peace of mind. The VoltStorage is not flammable and very safe. Even in the case of the unthinkable, the battery will not cause any threat to your home.
Economically viable. The VoltStorage is the first solar power storage system that will actually save you money (if you happen to live in Germany).
Low environmental footprint. No use of rare earth materials. Fully recyclable.

Fits with your solar panels

We believe in simplicity. The VoltStorage is an All-In-One Device, designed to be compatible with every existing installation of solar panels. The inverter is already included. No strings attached.


Gain control over your electricity

Electricity is hard to grasp. By making the origin and the consumption transparent you can track your personal contribution towards a CO2-free world. 

How You will get the VoltStorage

Simple and Optimized Delivery and Installation in Your Home

Step 1 Order Online

You will be able to order a VoltStorage easily through our online store. This means that you don’t pay any more intermediaries. And you can comfortably and safely pay by Paypal or credit card.

Step 2 Installation Included

The VoltStorage will be shipped directly to your home and a certified electrician will install it. The best part: VoltStorage is compatible with every house and we organize and pay for the installation!

Step 3 Usage and Updates

Like your computer, the VoltStorage will receive updates to constantly improve the performance. Parameters like power production and usage as well as CO2 and monetary savings will be easily trackable via app.


Capacity & Power

6.8 kWh (usable) Capacity and Continous Power of 3.6 kW


80% round-trip AC/AC efficiency


Access to fuse box with one or three phase AC operation

Size & Weight

Size of 50 x 50 x 130 cm at a Total Weight of 340 kg

Lifetime & Warranty

10.000+ charging cycles and 25 years lifetime, 10 year warranty


Will fulfill required certification for market debut

Buckle Up For Something New

The First All New Vanadium Redox Flow Battery for Your Home.


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VoltStorage GmbH, Gmunder Str. 37, 81379 München
+49 89 23751919