
Longi Solar Panels 550W Solar Energy Products 530W 535W 540W 545W 550 Watt 500W Bifacial Mono Paneles Solares. High Efficiency Modules: Efficiency ranges from 20.51% to 21.28% with power output 530W-550W. Bifacial Mono Design: 144 cells, 78mm*166mm size, half-cell N-type monocrystalline silicon. 25-Year Warranty: 10 years enhanced product warranty and 25 years linear power output warranty. Global Certifications: Certified with ISO, CE, and RoHS standards for quality assurance. IP68 Junction Box: High transparency coated tempered glass and IP68 rated junction box. Industrial Application: Designed for industrial use with anodized aluminum alloy frame. Fast Lead Time: 10 days lead time for requirements under 200kW. 10GW Production Capacity: Industry-leading manufacturing capacity ensuring stable supply.