275 watt CSUN Quasar solar panel CSUN275-60P poly-crystalline, with 16.94% module efficiency. Quasar solar cells improve performance in low light conditions with higher module conversion efficiency. CSUN can be used for residential, commercial, on-grid or off-grid solar installations. 10 year product warranty and 25 year power output warranty. UL Certified, CEC California Energy Commission approved. Durable anodized aluminum frame with silver, mill finish.