2 articles with this tag
PERC, TOPCon, and HJT are the three solar cell technologies you'll see on Perth quotes. Here's how they compare on heat performance, degradation, efficiency, and value, and which one fits a Perth roof.
TOPCon (n-type) panels degrade a little slower and run a little cooler than PERC (p-type) panels, which both help in Perth's heat. The gap is real but smaller than the marketing suggests. Here's what it means for your quote.