Posts by Seo
What an MPPT inverter does and what you should look out for when buying one.
Why do two identical solar panels on the same roof rarely deliver the same power output? As soon as a tree casts a shadow on the panels...
What a 7000W balcony power plant is allowed to do in 2026 and what it yields
Anyone looking for news from the solar industry in the spring of 2026 inevitably came across one number. Suddenly, a large...
Properly plan and register a balcony power plant in an apartment building
Anyone with their own balcony can now generate electricity on it. Since October 2024, tenants and owners have significantly more legal rights in this regard...
Bidirectional wallbox – V2H and V2G explained simply
Your electric car can do more than just consume electricity. With the right technology, it can also feed energy back into your home or even the grid...
Wallbox surplus charging – how to use PV power for your electric car
Those who own solar panels often feed excess electricity into the grid for just a few cents. However, this energy could be used much more effectively...
Wallbox with residual current device (RCD) – correctly protecting type A or type B
When connecting an electric car charging station, the residual current device (RCD) determines safety and costs. Which circuit breaker is most suitable...?
Charge your electric car with a balcony power plant and reduce electricity costs.
Charging an electric car with a balcony power plant sounds like the perfect combination of affordable solar power and electric mobility. Meanwhile...
Making good use of excess PV power – 6 options compared
Every photovoltaic system produces more electricity on sunny days than the household directly consumes. The crucial question is what to do with this surplus...
How many kWh are needed for hot water per person? Energy consumption & cost calculator
Hot water preparation is an underestimated item on your energy bill, accounting for between 10 and 20 percent in German households...
Selecting the correct hot water storage tank with heating element for PV
Choosing the right storage tank determines how efficiently your solar thermal system provides hot water. Not every unit in the basement is suitable...
