What is a PERC solar panel? Finn Peacock September 27, 2017 08:33 Updated Follow We go into great detail about PERC panels here. Related articles What is better, a monocrystalline or a polycrystalline solar panel? What's all this fuss I've been hearing lately about battery storage and Tesla? Are solar roof tiles, like Tesla's, worth it? How can I compare different battery storage products? How often and what should I use to clean my panels? Comments 0 comments Please sign in to leave a comment.