efficiency

October 9, 2015
Following a week in which SolarCity and then Panasonic both claimed to have achieved record efficiencies, SunPower has hit back, saying its products are “the most efficient solar panels commercially available today”.
October 9, 2015
Metallisation paste producer Heraeus Photovoltaics claims that its SOL9621 Series paste has a world-record PERC efficiency of 21.7%.

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