Within the first two years of purchase, you can extend the warranty on your inverter by a further 5, 10 or 15 years.

Have you already activated the ""KOSTAL Smart Warranty""? Before purchasing a warranty extension, registration is mandatory to obtain the full warranty of your inverter. More information here.

For these types of devices, Kostal provides a 5-year warranty with KOSTAL Smart Warranty. Register your KOSTAL solar inverter to benefit from a free extended warranty from 2 to a total of 5 years.

The statutory warranty is not affected by this warranty service.

Furthermore, Kostal will also reimburse an exchange fixed sum to specialist companies (you will find the current fee in the download area at Service https://www.kostal-solar-electric.com/en-gb/Download).