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News from REFU: projects, products, trade fairs and our view on grid requirements and cybersecurity in photovoltaics.
Latest posts

Tilo brings colour into play. And chocolate to customers.
REFU on Tour: our Sales Manager Tilo Zwesper is touring all over Germany, visiting customers on site. Anyone who arranges a visit will receive a Lindt chocolate basket.
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Podcast “Watt ’ne Law”: who controls our solar plants?
Tilo Zwesper and Matthias Reisenauer were guests on the podcast “Watt ’ne Law”. The topic: who may control a PV plant remotely, and what does that mean for technology, procurement and responsibility?
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What we are taking away from Brussels: inverters are becoming a security issue
REFU took part in the industry exchange in Brussels on cybersecurity, high-risk inverters and EU funding. What this means for operators, EPCs and investors.
For journalists
Are you reporting on photovoltaics, grid integration or cybersecurity in the energy supply? For press releases, images and interviews, please contact our marketing team.
Press contact
marketing@refu.com