Powerwall 3P
Powerwall 3P
Intelligent storage solutions for greater energy independence.
zufriEdenness
zufriEdenness
Benefit from the previously guaranteed EEG remuneration!
fri Energy - Your master specialist for solar systems in the north
Over 25 years of experience with thousands of systems and morefrievery customer
Photovoltaics on the roof – your all-round carefree solar energy from fri Energy
Photovoltaics on the roof – completely carefree with fri Energy
Your expert company for solar systems, storage solutions and wallboxes
Our preview of fri Energy includes photovoltaics on the roof: As a master craftsman's specialist company for high-performance Solar systemsfuture-proof Solar storage And with wallboxes, we make renewable energy tangible for you. Using state-of-the-art technology and individual solutions. Advisory With expert installation, we transform sunlight into electricity for your home, business, or public building – efficiently, economically, and with a future-proof solution. Benefit now from a customized solution. PV system for your roof, because we are their reliable Solar companies in Mecklenburg-Vorpommern with Quality!
Take advantage of the attractive solar subsidies for your PV system!
EEG feed-in tariff
Take advantage of the EEG feed-in tariff and other funding programs for rooftop photovoltaics. With fri You don't just invest in energy in environmentally friendly energy, but also in longfriincrease Cost savingsWe will calculate it for you in one Sample calculation .
Inform nowLearn how you can implement your PV system quickly, efficiently, and with subsidies! We're happy to advise you. Take advantage of our Contact!
New: Tesla Powerwall 3P
Three-phase storage solution that takes you further
Discover the Tesla Powerwall 3P – Your intelligent three-phase storage solution for greater independence and efficiency in your own home powered by solar energy. Benefit from optimized self-consumption rate, electricity cost savings and a contribution to a sustainable energy future. As Tesla Certified Installation Partner In Mecklenburg-Vorpommern, we bring Tesla Energy products to your home.
Tesla Power Wall 3
Highlight storage solutions
Discover the Tesla Power Wall 3 – Your intelligent storage solution for greater independence and efficiency in your own home powered by solar energy. Benefit from optimized self-consumption rate, electricity cost savings and a contribution to a sustainable energy future.
Top: Your PV system on the roof in 8 weeks
Fixed price guarantee - premium manufacturer - taking on formalities
Find numerous Satisfied Customers Benefit from our successfully implemented solar power systems. Our dedicated team will advise you personally and competently – often within just 24 hours! Together we will develop tailor-made photovoltaic solutions, which are a perfect fit for your home, business or public building.
We can install your solar system on your roof in just 8 weeks. – including planning, installation and commissioning. fri With Energy, you get everything from a single source: reliable, sustainable, and from an experienced master craftsman's business. Now Solar subsidies Secure your future and benefit from rapid implementation! See for yourself! Quality ours Solar company from Mecklenburg-Vorpommern.
meet Sie fri Energy at RoBau 2026
Experience solar energy live!
Visit us at RoBau in Rostock from September 25th to 27th, 2026, and discover innovative solar solutions for your home. Be inspired at the Rostock building trade fair and learn how easy sustainable building and living can be today. We look forward to meeting you!
Your powerful PV system will be on your roof in 8 weeks - With fri Energy!
Fixed price guarantee - premium manufacturer - taking on formalities
Already thousands tofriEvery customer benefits from our successfully implemented solar systems. Our dedicated team provides you with personal, expert advice on photovoltaics and energy management systems within just 24 hours. Together, we develop customized energy solutions that perfectly fit your needs. We guarantee fast service and the highest quality for your solar system. With us, you get everything from a single source – reliable, sustainable, and from an experienced specialist. Secure your solar subsidy now!
You can trust us – your solar system is in the best hands with 100% solar service.
Individual project planning
From the initial telephone consultation to the on-site appointment: Your personal project manager will develop a solution with you. tailor-made solution for your roofYou will then receive a transparent offer and a binding installation date – all without hidden costs.
20-year warranty & reliable service
We rely exclusively on new, high-quality solar modules and inverters Leading manufacturer. You benefit from 20 year guarantee on all components. Our comprehensive service includes regular maintenance and free replacement of defective parts – so that your PV system works reliably at all times.
Qualified employees & strong partners
As a traditional craft business from Northern Germany with headquarters in Rostock-Roggentin, our solar company works fri Energy with experienced master craftsmen and certified specialistsOur dedicated partner companies complement the team, ensuring that every solar system professional, efficient and reliable is installed.
Individual project planning
Use our initial telephone consultation for non-binding advice. Your project manager will then arrange an on-site appointment to discuss your individual planning. You will then receive your personal offer and an installation date.
20 years warranty
We only use new, modern solar modules and inverters from leading manufacturers. You benefit from a generous 20-year guarantee on all components. Our service not only includes regular maintenance, but also the free replacement of defective components in the event of a malfunction.
Employees & partner companies
We are a traditional craftsman's business from the north, headquartered in Rostock. Our employees are supervised by experienced master craftsmen, continuously trained, and qualified through manufacturer certifications. We also work closely with dedicated partner companies for your solar system.
Arrange a non-binding initial consultation now
Known for strong partnerships & media campaigns
fri Energy collaborates with renowned partners and participates in high-reach media campaigns. We are currently present in selected OBI DIY stores and MediaMarkt branches. This is further evidence of our quality, reliability, and the trust placed in our work.
Convinced? Arrange a free initial consultation now!
We will get back to you within 24 hours!
Rostock
for Mecklenburg-Western Pomerania
To Bornkoppelweg 9
18184 Roggentin
Schwerin
for Mecklenburg-Western Pomerania
At Margaretenhof 2
19057 Schwerin
Neustadt
for Schleswig-Holstein
Sierksdorfer Str. 14 a
23730/XNUMX/XNUMX Neustadt
zeuthen
for Berlin and Brandenburg
Miersdorfer Chaussee 18
15738 Zeuthen (near Berlin)
Schöneiche
for Berlin and Brandenburg
August-Borsig-Ring 37
15566 Schöneiche (near Berlin)
Rostock
Mecklenburg-Vorpommern
To Bornkoppelweg 9
18184 Roggentin
Trade fairs and events with fri Energy
Visit us at our trade fairs and events: There, we will provide you with personalized advice for your solar project, and our experts will tell you everything you need to know about photovoltaics and solar energy.
The next dates
12.02. to 14.02.2026 | Beautiful Living – Baltic Sea Park, Sievershagen
13.03. to 15.03.2026 | Building & Renovating – EIGENHEIM Rostock, HanseMesse
23.04. to 26.04.2026 | Hanseatic Show Wismar – Fairground, Wismar
Frequently asked questions about rooftop photovoltaics
A PV system on your own roof lowers longfriIt lowers your electricity costs and makes you more independent from rising energy prices. At the same time, you make an active contribution to climate protection by using renewable energy. fri Energy plans each plant individually to ensure maximum efficiency and return on investment.
For Private Clients There are regional and state subsidies as well as tax advantages. Company They can also benefit from investment and energy efficiency programs. Public sector have access to special funding for municipal solar projects. Fri We provide comprehensive advice and support with all applications, ensuring you receive the maximum funding.
The installation process takes place in four steps:
Analysis of your roof and energy requirements
Planning the optimal plant size and choice of components
Professional installation by our technicians
Commissioning and maintenance for a long timefrihigh efficiency
fri Energy takes care of all the steps and ensures a smooth process.
The amount of savings depends on the system size, the system's own electricity consumption, and the feed-in to the grid. Typical Private households save 30–50% of their electricity costsDepending on consumption, companies can save several thousand euros per year. fri Energy creates for you an individual calculation, so that you know exactly what return you will achieve.
PV systems have a lifespan of 25 to 30 years ago. Fri offers regular Maintenance and monitoringto ensure maximum performance. With professional maintenance, you can preserve the efficiency of your system for decades.
Yes, excess energy can be fed into the public grid. You will receive compensation for this in accordance with current legal regulations. Fri takes over Planning the optimal feed-in and ensures that you benefit maximally from this opportunity.
Many people interested in solar energy research beforehand whether a PV system on the roof It is still worthwhile today to consider the investment costs and which government subsidies are currently available. Questions regarding installation time and the use of [missing information] also play a role. Energy storage as well as playing an important role in the maintenance and lifespan of a PV system.
fri Energy supports you in all these areas with personal consultation, transparent planning, and professional implementation. Feel free to learn more about our Solar subsidiesours Maintenance packages as well as about the process of your Photovoltaic installation From the initial consultation to commissioning, our solar company from Rostock is here to answer all your questions.
Numerous successfully installed PV systems for private individuals, companies and public institutions
Experience in Northern Germany that convinces
From our successfully installed PV systems In Northern Germany, private individuals, businesses, and public institutions all benefit. Our experienced team plans, installs, and maintains our services. Tailor-made solar solutions reliable, efficient and of the highest quality.
Request a free initial consultation now and become part of our numerous...friBecome one of our customers!
We will get back to you within 24 hours!
Real experiences from fri Energy customers
Watch the video to see how our customers experience their photovoltaic system – from planning and installation to use. Roll the film! – featuring the testimonial of the Kempke family.
If you too are convinced of this quality, secure yours now. free initial consultation and plan your photovoltaic solution together.
The Kempke family is now saving thanks to solar energy
The Kempke family from Hundorf near Schwerin have made their dream of owning a home powered by sustainable energy a reality.
With their new Photovoltaic system on the roof They are now largely independent of conventional energy sources – and in some cases even generate more electricity than they consume.
Thanks to innovative technologies, they are supplied with environmentally friendly energy all year round, saving a long time.friThey reduce energy costs and simultaneously make an active contribution to Energy transitionThe Kempke family is proud to have a A green footprint for future generations to leave behind.
The Kempke family from Hundorf near Schwerin has fulfilled their long-held dream of owning their own home - and is now going one step further to create their own energy source. Our goal was not only to make ourselves independent of conventional energy sources, but also to create a fair balance when we produce more energy than we use. Thanks to innovative technologies, we are supplied with environmentally friendly energy all year round. A sustainable way that not only protects the environment, but also lasts a long timefrimeans constant cost savings for us. The Kempke family is proud to be making a contribution to the energy transition and leaving a green footprint for future generations.
1 inverters
Photovoltaics on your roof – simple, sustainable, profitable
The use of Photovoltaics on your own roof Today, this is one of the most efficient ways to reduce electricity costs while actively contributing to climate protection. With a customized solution PV system of fri Energy From Mecklenburg-Vorpommern you benefit from state-of-the-art solar technology, government subsidies and a longfriA steady investment in your energy independence. We are your solar partner!
Photovoltaics for private individuals
For homeowners, a PV system on the roof Not only is it an environmentally friendly decision, but it also offers a financial advantage. You produce your own electricity, reduce your monthly energy costs, and can feed surplus energy into the grid. fri Energy accompanies you from the Consultation from planning to professional installation and ensures that your system runs reliably and efficiently. Our Solar company from Rostock is your competent and reliable contact person.
Solar energy for businesses
Non-personal or anonymized information remains protected by tax secrecy. Disclosure to third parties is only allowed if no identification is possible and both states confirm that no harm to tax administration will occur. small and medium businesses Benefit from your own rooftop photovoltaic system. Generating your own electricity significantly reduces operating costs, and sustainable energy also enhances your image with customers and partners. fri Energy supports companies in the Optimization of plant size, funding advice and installationso that your project is implemented economically and sustainably. With our Sonnenexpert Group We are also able to implement large rooftop systems for generating solar energy.
PV systems for public institutions
Schools, kindergartens, town halls, sports halls or other public buildings are ideally suited for photovoltaics. fri Energy takes over Complete planning, installation and maintenance Your system and ensures that public institutions make maximum use of the benefits of solar energy. Through funding programs and intelligent energy concepts, investments can be made efficiently while simultaneously contributing to the energy transition. Furthermore, this also saves on household costs for a long time.friStig relieves the burden and revenue can even be generated through the feed-in.
Funding and financing
Regardless of the target group, it is worthwhile to take advantage of subsidies and government incentives. fri Energy informs you about all relevant funding opportunities For private individuals, companies, and public institutions, and we support you with the application process. This ensures your PV system is not only ecologically sound but also an optimal economic investment. Find out more about... Solar subsidies.
Installation and maintenance – worry-free and efficient
fri Energy accompanies you step by step: From the Analysis of your roof about the Planning the optimal plant size and professional installation and regular MaintenanceOur experienced teams ensure that your photovoltaic system maximum efficiency and reliability works.
Solar tenders – reliable & efficient
fri Energy supports public and commercial clients in Solar tendersFrom testing and tailored offers to implementation – we ensure efficient and timely solar solutions. Have your solar tender reviewed now!
Tesla Powerwall 3 – intelligently store electricity and become independent
Tesla Powerwall 3P offers fri Energy is a modern solution for the efficient storage of solar power. In combination with your photovoltaic system, you can optimally utilize self-generated energy – even when the sun isn't shining. This increases your self-consumption, further reduces your electricity costs, and significantly increases your energy independence. As experienced solar and energy specialists from Mecklenburg-Western Pomerania, we provide comprehensive advice on the right storage solution, handle the professional integration into your existing or new PV system, and ensure smooth commissioning. This makes your home or business even more independent from the power grid. With the Tesla Powerwall 3P You will receive a future-oriented energy storage system.
Career at fri Energy – Jobs in the solar industry
The energy transition needs people who take action. fri Energy is growing continuously and offers exciting opportunities Job opportunities in the solar and photovoltaic industry – from assembly and electrical engineering to project planning, sales, and administration. As part of our Sonnenexpert Group, you can expect secure jobs, modern technologies, and real career development opportunities in a future-oriented industry. Whether you're changing careers or a skilled professional – we look forward to motivated team players who want to drive the energy transition forward with us. Explore career opportunities now! Job Offers discover and become part of fri Energy will be created!
32366.25 qm
built solar panels
4623750 kWh
electricity generated per year
25
Years of Experience
40
Employees
4623.75 kWp
plant size
Make an appointment now for a personal initial consultation!
