Solar park in Küpfendorf

SPIE helped Rapidsolar equip a major new solar farm in Küpfendorf (Germany) by providing essential cabling and infrastructure for transformer stations.

As Germany aims to improve on its leading role in the
European energy transition, it continues to develop its solar
power output. To achieve its goal of 215 GWp installed
capacity by 2030*, it needs reliable, knowledgeable experts
to connect power from new solar farms to the grid. Solar
parks like the one in Küpfendorf, in southern Germany,
illustrate how regional projects are helping the country expan 
grid-connected renewable capacity while strengthening local infrastructure. There, SPIE helped client Rapidsolar develop the massive solar farm, which comprises 45,000 photovoltaic modules and now generates around 28 million kWh of electricity each year. This is enough to power thousands of homes and businesses annually.

SPIE carried out the complete medium-voltage cabling installation for seven transformer stations—critical interfaces that ensure safe, efficient delivery of energy to the public grid. Drawing on SPIE’s European network of specialists, the team combined precise engineering with onsite coordination to meet demanding technical standards and a tight schedule. In a 10-day span, SPIE’s team completed the complex and technically demanding task, connecting power lines across the site. The result is a fully functional, high-performance system that demonstrates SPIE’s contribution to Europe’s low-carbon future and to the reliable integration of renewable power into national grids.

* Source: https://www.cleanenergywire.org/ (May 2025)