http://petra.onke.com/

Petra Systems (fka Petra Solar) is a company offering an integrated utility grade solar, smart grid, and power management solution primarily designed for deployment on utility distribution and streetlight poles. Today, the Petra Systems Smart City Solution™ transforms streetlights into revenue-generating assets that extend the value of LED retrofits, enable net zero street lighting and strengthen the economics of Smart City projects.

Armilar exited Petra Systems in January 2021.

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