Poly-crystalline silicon photovoltaic module with 224W maximum power. This poly-crystalline 224 watt module features 13.74% module efficiency for an outstanding balance of size and weight to power and performance. Reengineered fram includes a contoured edge to improve water management, reducing surface moisture and debris. The new back support bars allow better performance under mechanical load. Using breakthrough technology, perfected by nearly 50 years of Sharp's research and developement, the ND-224U1F module incorporate an advanced surface texturing process to increase light absorption and improve efficiency. Common applications include commercial and residential grid-tied roof systems as well as a ground-mounted arrays. Designed to withstand rigorous operating conditions. Sharp's ND-224U1F modules offer high power output per square foot of solar array. Specifications: Dimensions: 39.1" x 64.6" x 1.8" Weight: 44 lbs. Rated power: 224 watts Module Efficiency: 13.74% Maximum System Voltage: 600 volts Series Fuse Rating: 15 amps Type of Output Terminal: Lead Wire with MC Connector