"It's our favourite brand and we are very pleased with it. It adapts perfectly to what we need."
-- Antonio Lopez, Solpranos

"We use this German product in our installations because we trust on the brand, we didn't have any problem so far. It is a quality product. "
-- AmSolar

"We always use their charge controller in our isolated installations and we got a high satisfaction rate from the customers, so we will continue using them. "
-- Enersoluz S.L.

"We are pleased with this brand, they have very good value for the money, the technical service is great."
-- Masber Solar SL

"Reference charge controllers. There are a wide range;from the simplest ones without any kind of monitoring to others that include programming for various functions. The digital screen provides clear and comprehensive information of the system's performance."
-- Tecnisolar

"Inverters of high quality and proven reliability. The customer service is really good, high performance."
-- Stroomwerk Energy BV