McGinnis: Germany adopted 4M balcony solar units exceeding 1GW in four years
James McGinnis · The rise of permissionless DERs · Jan 29, 2026 · at 22:12
James McGinnis, CEO of David Energy, discusses the rapid adoption and market precedent of plug-in balcony solar systems in Germany with Shayle Kann.
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“And really remarkable there is in the last four years or so they've seen four million of these systems adopted. So four million in homes or apartments, wherever you think about it. Whereas that's about the same size as the traditional single-family installs, which did see a lot of growth in the last year, but those have been around for decades, right? And so, I think that comparison is really remarkable, but just the idea that in a handful of years, people just started buying these systems, and it's over a gigawatt now, and basically installed capacity, and deploying that in four years through these systems is remarkable, so.”
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