OS-M60-250W~280W Monocrystalline Photovoltaic Module 60 cells solar panel manufacturer Key Parameters Cell Mono No. of cells 60 Rated Maximum Power (Pmax) 250W~280W Junction Box IP67 Maximum System Voltage 1000V DC Operating Temperature -40+85 Connectors  MC4 Model OS-M60-250 OS-M60-270 OS-M60-280 Cell MONO MONO MONO Max Power 250W 270W 280W Max Power Voltage 30.5V 31.5V 31.5V Max Power Current 8.20A 8.57A 8.89A Open Circuit Voltage 36V 38.05V 38.86V Short Circuit Current 9.02A 9.08A 9.22A Number of Cells 60(6*10) 60(6*10) 60(6*10 Size of Cells (mm) 156*156 156*156 156*156 Dimensions(mm) 1640*992*35 1640*992*35 1640*992*35 Maximum system voltage 1000VDC Junction Box Protection IP67 Cables 4mm2 Connector MC4 Max wind load 2400Pa Max snow load 5400Pa Operating Temperature -40~+85 Power Tolerance ±3% Hebei Oushang Photovoltaic Technology Co., Ltd has focus on solar panel production in China since 2014.The auto production is able to supply three containers per day. We have shipped thousands of containers of solar panels to all over the world. Our products are exported to Europe, Middle East, South America, Southeast Asia and Africa. The factory and products are qualified by TUV.