RoyalSoalr 165W Solar Panel Made By RoyalSolar Factory, the World’s Royal Large-scale Solar Industrial Manufacturer Since 2001 Polycrystalline solar modules, Industrial, For Commercial and Residential Module Efficiency: 17.2% Cell Efficiency: 19.7% Irradiance:1000W/m2, Spec AM 1.5 25-year Factory Warranty Nominal Power Pnom: 165watts Voltage at maximum-power point: 29.7 volts Current at maximum-power point: 5.56amps Open-circuit voltage: 36.66 volts Short-circuit current Isc: 6.08 amps STC :standard test conditions Power vary by ±4% Power - 0.47%/°C Open-circuit voltage-0.334%/°C Short-circuit current+0.030%/°C LxW 62.34" x 39.09" (1583 x 993 mm) tolerances ±0.118" Thickness with frame 1.97"tollerance ±0.04" Weight: 50.6 lbs (23.0 kg) Static Wind / Snow Load: 60 PSF(2880 Pa) / 39 PSF(1867 Pa) Pallet LxWxH: 53x35x77" per Pallet/Weight: 34 pieces / 1102 lbs (500 kg) 20', 40'. and 53' Container: 340 pcs, 714 pcs, 918 pcs Module Area: 12.49 FT2