| Place of Origin |
China (Mainland) |
| Model Number |
WFM250P-WFM280P |
| Size |
1954*990*50 |
| Number of Cells |
72(6*12) |
| Max. Power |
250-280 |
| Material |
Polycrystalline Silicon |
Limits Operating Temperature -40 +85 Storage Temperature -40 +85 Maximum system voltage 1000 VDC max. Temperature and Coefficients NOCT 48C +-2C Voltage temperature coefficient -0.34 Current temperature coefficient 0.05 Power temperature coefficient -0.45Model WFM-250P WFM-260P WFM-270P WFM-280P Max-power voltage (Vmp) 34.6V 34.7 V 35.2 V 35.3V Max-power current (Imp) 7.23A 7.49A 7.67A 7.93A Open-circuit voltage (Voc) 43.12V 43.37V 43.65V 43.77V Short-Circuit Current (Isc) 8.53A 8.56A 8.59A 8.76A Max-power (Pm) 250W 260W 270W 280WSTC: Irrandiance 1000w/m2, Module temperature 25C, AM=1.5