High-quality A-grade half cells offer higher efficiency thanks to the 9-busbar (9BB) design. The tempered ESG solar glass surface features a weatherproof coating. The corrosion-resistant aluminum frame is designed for extended outdoor use and comes with pre-drilled mounting holes. It includes an IP68 junction box with a 300mm long, 4mm² double insulated solar cable and MC4 connector. The three bypass diodes minimize power loss in shaded conditions. The product is SGS-TÜV Saar tested according to valid standards and comes with a guarantee of plus tolerance (0~+3%).