Hyundai 345 Watt Solar Panel

72 Hyundai PERL monocrystalline solar cells in series 4mm² (12AWG) cables with weatherproof connectors IP67 weatherproof junction box 3 bypass diodes to prevent power decrease by partial shade The HiS-S345TI features an anodized aluminum frame Made in Hyundai Heavy Industries' Factory in Korea 17.6% module efficiency. Hyundai PERL solar cells use Local Back Surface Field (LBSF) technology on the back side. Construction Front : High transmission low-iron tempered glass Encapsulant : EVA Back Sheet : Weatherproof film Frame: Clear anodized aluminum alloy type 6063