Click on the image to see the mechanical characteristics. This poly-crystalline 200 watt module features 12.3% module efficiency for an outstanding balance of size and weight to power and performance. Using breakthrough technology perfected by Sharp's 45 years of research and development, these modules incorporate an advanced surface texturing process to increase light absorption and improve efficiency. Common applications include office buildings, cabins, solar power stations, solar villages, radio relay stations, beacons, traffic lights and security systems. Ideal for grid-connected systems and designed to withstand rigorous operating conditions, Sharp's ND-200U1 modules offer maximum power output per square foot of solar array. Mechanical Characteristics * Dimensions (L x W x D): 64.57" x 39.13" x 1.81" (1640mm x 994mm x 46mm) * Weight: 46.3 lbs (21 kg) * Carton Quantity: 2 pcs per carton * Carton Size: 68.3" x 43.2" x 4.5" (1735mm x 1097mm x 114mm) * Carton Weight: 93.2lbs (42.3 kg) * Pallet Quantity: 28 pcs per pallet * High-power module (200W) using 155mm square polycrystalline silicon solar cells with 12.3% module conversion efficiency * Sharp�s advanced surface texturing process increases light absorption and efficiency while providing a more subdued,“natural� lookBypass diodes minimize the power drop caused by shade * White tempered glass, EVA resin, and a weatherproof film, plus aluminum frame for extended outdoor use * UL Listings: UL1703, cUL * Sharp modules are manufactured in ISO 9001 certified facilities * 25-year limited warranty on power output (see dealer for details)