As one of the latest offerings from LONGi Solar, the Premium 520W (2023) represents cutting-edge N-Type TOPCon solar technology optimized for maximum energy yield. With its exceptional 22.25% efficiency rating, this panel maximizes power density for space-constrained installations. An industry-leading 30-year performance warranty underscores the long-term reliability and durability of LONGi Solar modules. Measuring 2278 x 1134 x 35 mm and weighing 27.9kg, the Premium 520W (2023) is designed for efficient handling and installation.