Longi Solar LR8-66HGD-615M 615W

The LONGi LR8-66HGD-615M is a 615 Wp bifacial dual-glass solar module featuring n-type TOPCon cells with approximately 22.8% module efficiency. Designed for 1500 V systems, it measures 2382 × 1134 × 30 mm and weighs 33.5 kg.

The module is built with glass-glass construction and features high mechanical load ratings of 5400 Pa front and 2400 Pa rear. It includes 132 n-type TOPCon cells in a 6×22 configuration with an IP68 junction box containing 3 diodes.

The LR8-66HGD-615M comes with a 12-year product warranty covering materials and processing, and a 30-year linear performance warranty with approximately 87.4% of nominal power remaining at year 30.