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Say goodbye to conventional power bills with ZEN and sonnenFlat

sonnenFlat allows you to take control of your energy future with a flat monthly fee that can save you thousands

  • Reduce your electricity costs to a known monthly fee
  • An energy package to make the most of your ZEN sonnen and solar system
  • Control your energy costs against rising energy prices
  • Improve the payback time of your ZEN sonnen system

sonnenFlat is the ideal addition to your ZEN sonnen and solar system. sonnenFlat will enable you to become independent from conventional retailers and access your electricity needs for a low monthly fee that covers your energy charges and fixed supply charges. In return, some of the energy your battery generates becomes part of a community to help stabilise the energy grid.

Find out more about how sonnenFlat works on our blog.

With sonnen as an official ZEN Technology Partner, only ZEN Energy has the expertise to select a ZEN sonnen system and sonnenFlat package to perfectly match your requirements. Combine sonnenFlat with ZEN Energy for ongoing energy savings from a proven and reliable Australian team.


ZEN – We’re more than just a brand.

Our Energy Consultants care about securing your energy future. Through understanding how you use energy now and into the future, ZEN can design, install, and maintain a renewable energy solution for your home or business. We pride ourselves on working transparently with our customers, providing the highest standards of customer service and installation, and offering Australia’s best solar energy and energy storage solutions.


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Proudly Australian

ZEN Energy is proudly Australian, and has been since our beginnings in 2004.

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Solar & storage experts

With over 10 years experience, we’re specialists in our field, and we know solar & battery storage back to front.

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A solution designed specifically for you

We find out how much energy you use, when you use it, and what you pay, then design a system specifically to suit your needs.

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We won’t lock you in

When you install a solar & storage system with ZEN Energy, we won’t lock you in to any ongoing contracts or agreements.

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ZEN Technology Partners

After rigorous testing, only the best products and companies are welcomed to the fold as ZEN Technology Partners.

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Australian-based customer support

ZEN Energy’s Australian-based customer support team are your first point of contact for any questions or claims.

Find out more about saying goodbye to conventional power bills with ZEN and sonnenFlat