Are solar panel kits really profitable?

Fixed to the wall, placed on the ground or suspended from balconies. Self-installing photovoltaic panel kits can now be purchased from major DIY stores. Thanks to increasingly lower prices, these panels, often made in Asia, are becoming more and more successful. How do solar panel kits work and are they cost effective?

In Loire-Atlantique, a consumer bought four panels for 1,500 euros. Once placed in the garden, everything is plugged into a simple socket in the garage. He hopes to save money by producing free electricity. In Île-de-France, William also equipped his house six months previously. The bottom line on your bill: barely 10 euros saved on average per month in winter and more in summer. If it produces more energy than it consumes, no electricity supplier has the obligation to buy back its overproduction. Its green energy will flow back into the network for free. He hopes to make his purchase profitable in six years.