Designed for commercial and utility-scale applications, the REC Solar Ultra 550W (2025) delivers 550W of maximum power output with an impressive 23.57% module efficiency. With its exceptional 23.57% efficiency rating, this panel maximizes power density for space-constrained installations. Backed by a comprehensive 25-year warranty, the Ultra 550W (2025) is built for decades of reliable energy production. Measuring 2278 x 1134 x 35 mm and weighing 25.4kg, the Ultra 550W (2025) is designed for efficient handling and installation.