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Sunny Boy STORAGE 2.5
Independent Electricity Supply for Your Home 

The Sunny Boy Storage is a cost-effective solution for high-voltage batteries like the Tesla Powerwall. It helps make your home less dependent on electric utility companies and right away allows you to use your self-generated electricity at rates comparable to standard household electricity rates.

The Sunny Boy Storage is ideally matched to the electricity demand in your own four walls and can be adjusted at any time in line with your individual energy requirements, giving you maximum flexibility both now and in the future.

Why Sunny Boy?


  • The costs of storing electrical energy are comparable to your standard household electricity rates.

  • As an electricity producer, you enjoy greater independence from your standard electric utility company.


  • Regardless of whether you already own a PV system, are in the process of planning a system, or are looking to expand your existing system, the Sunny Boy Storage is the right solution for almost any requirement.

  • The Sunny Boy Storage is currently compatible with the Tesla Powerwall and will soon also work with other high-voltage batteries developed by major manufacturers.

  • The Sunny Boy Storage fits right in with your individual living circumstances, whether you want to use it for solar or wind energy, eMobility, CHP plants or heat pumps.


  • The Sunny Boy Storage weighs just 9 kg and can be easily installed by your solar power professional.

  • Your solar power professional can configure the Sunny Boy Storage quickly and easily via WLAN or using a cell phone.

  • The integrated connection with our online portal enables you to call up your system’s current energy data at any time, allowing you to keep track of energy costs and potential savings.

In addition, you can also download the full user manuals and other related files directly from SMA's website:

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