The Canadian Solar CSI CS6P 220 e-module is a 60 cell poly-crystalline solar panel constructed with an anodized aluminium alloy silver colored frame and tempered glass. It can be used for large on and off-grid applications such solar power stations, as well as commercial, industrial and residential rooftop systems. It comes with a 25-year limited warranty. It is sturdier than other leading panels, accommodating heavier snowloads and wind conditions. This panel is also a good choice if you are working with very limited spaces, but still need to maximize your power output. This CSI CSP solar module series touts an industry leading power tolerance of ±2.1% and, with Canadian Solar's meticulous design, production and quality control techniques, you are ensured a high-yield, long-term performance with every module you buy. See all Canadian Solar Panels.