Blog
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...
Is it worth it to install an immersion heater in a hot water storage tank powered by PV?
Choosing the right storage tank determines how efficiently your solar thermal system provides hot water. Not every unit in the basement is suitable...
Calculate the heating time of a hot water storage tank using a formula and table
Hot water at the touch of a button is taken for granted in many households. But how quickly does the water in the storage tank actually heat up?
Balcony power plant with storage and emergency power
More and more households are generating their own energy with a combination of solar panels on the balcony and a modern energy storage system...
Making a balcony power plant capable of emergency power generation – instructions and models 2026
A power outage rarely comes with warning, but it's a serious blow when the refrigerator, router, and lights suddenly go silent. Many...
Heating element on a balcony power plant for hot water using solar power
Using solar power for hot water sounds like a good idea. But especially with smaller systems, the question arises whether the performance...
Use excess PV power with a heating element instead of feeding it into the grid.
Those who operate a photovoltaic system often feed more electricity into the grid than needed on sunny days. With the right technology, this can be reduced...
