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Photovoltaic shed : all about the profitability of its solar installation

#Agricultural

Date 17 décembre 2025
Franck Dessons
Clermont-Ferrand

In France, the Agricultural sector alone generates nearly 20% of renewable energies. The spaces available to farmers are favorable to the significant production of renewable energy, such as solar energy. In fact, make his agricultural shed a Photovoltaic shed By installing solar panels on its roof can be profitable and very profitable. Lifespan, depreciation period, maintenance: here is everything you need to know to make the solar installation of its photovoltaic shed profitable! 

Depreciation period: what is it? 

The Depreciation period Solar panels correspond to their actual duration of use. In the case of a solar roof installed on an agricultural shed, the investment is both lasting and profitable. Indeed, it is estimated that the return on investment From a photovoltaic shed arrives between 7 and 12 years old after the contract with EDF has been signed.

The profitability of a solar installation placed on the roof of an agricultural shed is estimated at 4 or 6%. In the first 25 years of use, solar panels promise performance above 80%. Beyond this time, their energy production decreases but remains large enough to be profitable.

The profitability of a photovoltaic shed: how to improve it? 

Is it profitable to invest in a solar roof for your shed?

The Cost of a photovoltaic installation may seem very high. However, this equipment pays for itself very quickly!

A large solar installation requires a large initial investment. However, the higher the total power of the solar roof, the lower its cost. A large production capacity is synonymous with high incomes, and therefore better profitability.

In other words, the higher the initial investment, the greater the profitability from the roof of the photovoltaic shed. 

How to make the solar roof of your agricultural shed profitable?

There are several ways to make the solar roof profitable of a photovoltaic shed. The first solution is theself-consumption : it is a question of consuming the green electricity produced by the solar panels yourself. This alternative allows you to become autonomous while reducing your energy bills. 

theSelf-consumption with resale of surplus is also a possible alternative. If your energy production exceeds your electricity needs, the surplus production can be resold to EDF. The resale price is set by the State. 

It is also possible to opt for the Total resale solar energy produced. A connection allows the generated electricity to be directly injected into the public network. The resale price is set by the state.

Finally, if you have a large roof but do not want to start producing renewable energy, it is possible to start the Rental of your roof. This involves installing solar panels on your photovoltaic shed and renting it to other people. These investors pay you a monthly rent to use your solar roof and freely dispose of the electricity it produces.  

Solar installation for your photovoltaic shed: what is the lifespan and how to extend it? 

The lifetime of a solar installation  

Solar panels are extremely reliable equipment. Indeed, the photovoltaic cells are covered with a Synthetic resin which gives them significant robustness. The installation is also equipped with a lightning arrester and one security system To withstand the most extreme climatic variations: hail, ice, thunderstorm, abrasion, sudden change in outside temperature, etc.. 

To this extent, the probability that a solar installation will be damaged is almost zero. This explains his significant longevity. Indeed, the Solar panel life is estimated between 25 and 30 years old, even 40 years old. The most fragile component of a photovoltaic installation is theinverter Solar panels: its lifespan is included between 8 and 12 years old. However, it can be replaced to benefit more durably from the profitability of the photovoltaic installation of your solar roof.. 

Longevity of solar panels: how to maintain them?

A photovoltaic shed has a high reliability that goes hand in hand with its advantageous profitability. However, a yield drop can occur If the solar installation is not properly maintained. Indeed, unmaintained solar panels are likely to drop in productivity because of the dirt that accumulates on it. This is all the more true in the Agricultural environment : the tillage and harvest periods generate an important Dust deposit On solar panels, deposit which is likely to alter their performance.

For Maintain your solar panels and increase their longevity, Maintenance visits carried out by professionals can be carried out in order to check the health status of the entire installation. If necessary, a cleaning of your photovoltaic installation can be carried out. 

It is also possible to Clean your solar panels yourself. After a visual inspection of the overall state of the installation, use thedemineralized water and one soft cloth To clean the solar panels. If the solar roof is difficult to reach, Cleaning kits For solar panels provide you with a telescopic pole to be used with a garden hose. Maintained photovoltaic panels make your solar roof profitable!

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Sources:

https://www.apexenergies.fr/agricole/toiture-hangar-quelle-rentability-can-on-esperer/

https://mypower.engie.fr/solar-energie/conseils/hangar-photovoltaic-prices-advantages-aides-rentabilite.html

https://www.quelleenergie.fr/economies-energie/solar-panel-photovoltaic/maintenance

https://www.gre-enr.fr/faq-clentoyage-photovoltaic/