Tapping the data trail

US-based energy tech company Enphase Energy appears to have overcome the adversity it faced in the mid-2010s, when it was grappling with competition from string inverters and slower growth in the residential segment. Now that rooftop solar is hot again, Enphase’s co-founder and chief product officer, Raghu Belur, sat down with Tristan Rayner to discuss the microinverter pioneer’s approach to quality in a time of rapid change and the growing utility of connected devices.