Manufacturer: Jinko Solar Country of origin: China Model:JKM580N-72HL4-BDV 580Wp (BiFacial) (SFR) Production technology: HPBC, Half-Cell Photomodule type: monocrystal Number of current collector tracks (bb), pcs.: 9 Electrical characteristics Power, W:580 Voltage at max. power, V:42.59 Current at max. power, A:13.62 Short circuit current, A: 14.37 Open circuit voltage, V:51.47 Power reserve W:±3% Maximum voltage in the system, V: 1000 Photomodule efficiency, %: 22.45 Temperature indicators Temperature coefficient of power, % / ℃: -0.30 Temperature coefficient of voltage, % / ℃: -0.25 Temperature coefficient of current, % / ℃:0.046 Operating temperature, °C:-40...+85 Mechanical characteristics Number of photocells, pcs: 144 (72x2) Dimensions, L*W*T, mm: 1762x1134x30 Weight, kg:32