2012 HOT SALE A grade 280w poly solar panel

Maximum power at STC(Pmax)                  280W

Optimum operating voltage(Vmp)                 34.4V

Optimum operating current(Imp)                 8.13A

Open-circuit voltage(Voc)                       44.5V

Short-circuit current(Isc)                         7.97A

Short-circuit current temperature       coefficient     (0.065±0.015)%/°C

Open-circuit voltage temperature       coefficient       -(80±10)mV/°C

Peak power temperature coefficient             -(0.5±0.05)%/°C

NOCT (Air 20°C;       Sun 0.8kW/m wind 1m/s)          47±2°C

Operating temperature                         -40°C       to 85°C

Maximum system voltage                         1000V DC

Power tolerance                                    ±3%