
KOSTAL - Made in Germany, efficient and reliable
Anyone interested in photovoltaics, e-mobility and modern energy solutions rightly demands high standards of quality, performance and reliability, ideally made in Germany.

Why "made in Germany" is important to me!
For me as an end user, an inverter made in Germany stands for quality, safety and tradition. German products are known worldwide for their precision manufacturing and durability - an inverter that will reliably supply me with clean energy for years to come is therefore an obvious choice.
In addition, there are the strict German safety standards that ensure that the device works reliably and risk-free, whether in terms of overheating protection or grid stability. I don't want to compromise on such an important component.
I also trust in the long tradition of German engineering, which stands for innovation and perfection. KOSTAL has been around for over 100 years and, for me, clearly stands for all the values mentioned. That's why KOSTAL.

Why is "made in Germany" important?
"Made in Germany" is a mark of quality for inverters. German products are known for their excellent workmanship and first-class materials, resulting in durable and reliable inverters. They also benefit from the innovative technologies that result from intensive research and development in Germany. Of course, this also applies to KOSTAL products.
Strict quality controls ensure that the devices meet the highest standards and fulfil internationally recognised norms. This increases their compatibility and safety. Another advantage is the excellent customer service and technical support, which is particularly valuable in the event of questions and acute need for clarification.
KOSTAL also emphasises sustainable production, which reduces the ecological footprint. Overall, the "Made in Germany" label stands for premium quality, which enhances the reputation and resale value of these products worldwide.
Find a certified KOSTAL installer
>>> Choose power electronics from Germany for your solar system with innovative products from KOSTAL. Find your certified KOSTAL installer here and ask about inverters, wall boxes and energy meters – made in Germany. <<<
Why is an inverter so important in combination with a photovoltaic system?
An inverter is a crucial component of a photovoltaic system, as it converts the direct current generated by the photovoltaic system into alternating current in order to make it usable. The inverter enables the electricity to be fed into the power grid. Without the inverter, the electricity produced by the photovoltaic system would be unusable.
An inverter also has an important function in monitoring and controlling the photovoltaic system to ensure that it works reliably and efficiently. A high-quality inverter should have high efficiency, a long service life and a comprehensive protection mechanism to ensure safe operation.
To summarise, the inverter is an essential part of a photovoltaic system as it converts the direct current generated by the photovoltaic system into usable alternating current. A good inverter is important for the performance and reliability of the photovoltaic system and should therefore have high efficiency, high reliability and a long service life.
Why is "made in Germany" a key decision criterion when buying an inverter?
An inverter with the "Made in Germany" quality seal offers numerous advantages for customers who prioritise reliability, durability and sustainability. In addition to real added value for customers, high-quality production in Germany contributes to higher yields, faster amortisation and a better carbon footprint.
Added value for customers thanks to German engineering
Inverters "Made in Germany" stand for precise engineering, high quality standards and innovative technologies. Customers benefit from sophisticated systems that are more efficient, robust and durable than many alternatives from abroad.
Higher yields through top quality
German inverter manufacturers rely on the latest research and development to maximise the performance of their devices. Optimised MPP trackers, advanced cooling technologies and intelligent control systems can significantly increase the yield of a photovoltaic system.
Faster amortisation thanks to durability
High-quality components and strict quality controls lead to a longer service life and a lower failure rate. Fewer repairs and consistent performance over many years mean faster amortisation of the system and long-term cost savings.
CO₂ reduction through sustainable production
German manufacturers are paying more attention to environmentally friendly production and short transport routes. Compared to imported inverters, this means a lower CO₂ impact from logistics and material processing. In addition, many recyclable components are used, which further reduces the ecological footprint.
Reliable warranty and local support
A KOSTAL inverter "Made in Germany" offers the best quality and reliable customer service. Customers benefit from short response times, comprehensive advice and a direct contact person if maintenance or support is required.
A KOSTAL inverter "Made in Germany" stands for maximum efficiency, a long service life and sustainability. Customers benefit from higher yields, faster amortisation and a better carbon footprint. If you are looking for quality, innovation and reliable support, German engineering is the right choice.
That's why KOSTAL.
KOSTAL, a family business with over 100 years of tradition, is known for its innovative technology and high quality. With the PLENTICORE inverter and the ENECTOR wallbox, KOSTAL provides modern solutions for a sustainable energy supply and green mobility - developed and manufactured in German production facilities.
The PLENTICORE inverter impresses with its versatility and the ability to easily integrate battery storage. This allows customers to increase their self-consumption rate and at the same time become less dependent on fluctuating electricity prices. The high-quality workmanship guarantees durability and reliability.
The ENECTOR wallbox stands for intelligent and environmentally friendly charging of electric vehicles. Thanks to its integration into KOSTAL's energy management system, surplus solar power is optimally utilised. With these two products, KOSTAL is setting new standards in terms of efficiency and sustainability.