• Maximum power Pmax (W): 40W • Tolerance (%): ± 3% • Open circuit voltage Voc (V): 22.46 • Voltage at maximum power Vmp (V): 18.72 • Current at maximum power Imp (A): 2.14 • Short-circuit current Isc (A): 2.31 • Module efficiency (%): 21 • Solar cell efficiency (%): 21.6 • Fuse nominal current (A): 10 • Protection class: IP65 • Maximum panel system voltage (V): DC1000 • Working temperature range: -40 ° C-85 ° C • Dimension: 545x350x3mm • Weight: 0.54 kg