Anyone purchasing a solar system expects good quality and performance. Our KOSTAL customer service team is on hand to answer any questions about our KOSTAL inverters. Fast, uncomplicated and personal.
With our Academy, we offer various seminars that provide you with detailed basic information for planning and installing KOSTAL inverters. Our Academy's comprehensive concept includes the Smart connections.Tour at various locations and webinars.
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Keep up to date. In our free webinars, you can find out everything about KOSTAL solar, hybrid and battery inverters, storage systems and additional devices. In addition, the webinars will provide you with the right help for parameterising our inverters right up to the complete system design.
The KOSTAL installation videos provide you with the most important instructions for quickly and professionally installing almost all KOSTAL products in just a few minutes: clear instructions right when you need them. And anywhere you like.
Are you a specialist company for solar systems and well versed in KOSTAL inverter installation? Then become a KOSTAL-certified installer and benefit from what we offer.
You can rely on our wholesale partners. Many years of collaboration and a close relationship of trust ensure that you always receive sound advice.
Our free KOSTAL Solar Plan software simplifies the inverter layout process.