onplusvolt Energiesysteme GmbH

After reviewing several offers, we decided to go with On+Volt. Mr. Volkan provided excellent advice. From the initial quote to commissioning, only five weeks passed. The work was carried out professionally and quickly. Within two days, the system was already doing exactly what it was supposed to do. This company is highly recommended.

We are very satisfied with On+Volt! The work was carried out professionally and to a high standard. Problems that inevitably arise on a construction site were resolved to our satisfaction. Mr. Kemmou's consultation was excellent and very friendly. The price-performance ratio is superb. Mr. Dag, the site manager, was also very personable. He was always available and competent. The construction team also deserves a positive mention. We had a Sigenergy system (11 kWp, 16 kW storage) with gateway and HJT modules installed. So far (it's been running for a month now), we are very happy with the sys

A very dedicated team, but their service still needs improvement. Unfortunately, some issues were only resolved very late. However, the system is now working very well, and I am very satisfied with the electricity production.

Mr. Volkan called me after I submitted a search request (we discussed my requirements over the phone) and quickly arranged a consultation appointment! The consultation was very thorough and left no questions unanswered. Even the written quote included forecasts for the discussed solar system! Installation was offered very promptly. The installation was carried out incredibly quickly, cleanly, and professionally! The staff were friendly and welcoming, making me feel comfortable having them in my home! If I have any questions, I can contact someone at on+Volt at any time, and they are always q

We are very happy to have found such a competent partner as VoltOnPlus. The consultation was very practical. They listened to our needs and offered the best possible solution. After receiving the quote, we placed the order immediately because the price-performance ratio was right. We also had other quotes for comparison. The installation was carried out very promptly and efficiently. The technicians were very friendly, competent, and worked very cleanly. The promised deadlines were met. We have been producing our own electricity for two weeks now, and the yield is very good for winter con