Model OS-M36-80 OS-M36-100 OS-M36-120 Cell MONO MONO MONO Max Power 80W 100W 120W Max Power Voltage 18.0V 18.0V 18.0V Max Power Current 4.45A 5.56A 6.67A Open Circuit Voltage 21.8V 21.2V 21.2V Short Circuit Current 5.38A 6.35A 7.07A Number of Cells 36(3 12) 36(4 9) / 36 3 12 72(4 18) Size of Cells (mm) 156 93.6 156 104 / 156 93.6 156 62.4 Dimensions(mm) 830 670*30 1030 670 30 / 1200 540 30 1200 670 30 Maximum system voltage 1000VDC 1000VDC 1000VDC Junction Box Protection IP67 IP67 IP67 Cables 4mm2 4mm2 4mm2 Connector MC4 MC4 MC4 Max wind load 2400Pa 2400Pa 2400Pa Max snow load 5400Pa 5400Pa 5400Pa Operating Temperature -40 85 40 85 40 85 Power Tolerance 3%