W5500-GTB-MP550 – Bifacial PERC Glass-to-Transparent Backsheet Module (550W)

The W5500-GTB-MP550 is a high-efficiency bifacial solar module featuring 144 half-cut Mono PERC cells (M10, 182×91 mm) with 10-busbar (SMBB) technology. It delivers a maximum power output of 550 W with a module efficiency of 21.29%. The module features a glass-to-transparent backsheet design, enabling bifacial energy capture from the rear side with up to 15% additional power gain. The module incorporates innovative half-cut and multi-busbar technology for lower risk of micro cracks and shading effects. It offers excellent PID resistance and very low LID and LeTID degradation. The module is certified to withstand snow loads of 5400 Pa and wind loads of 2400 Pa.