Mono-crystalline Silicon

Maximum power (watt) 280W
Maximum power (watt) 280W
Production tolerance +3% /-3%
Maximum power voltage 35.5 V
Maximum power current 7.88 A
Open circuit voltage 42.5 V
Short circuit current 7.95 A
Size of module (wide and high) 1950*990*46 mm
Frame Anodized Alum. Alloy 46mm thickness
Number of cells 72pcs
Size of cells(wide and high) 156*156 mm mono cell
Weight per piece 28.5 kg
Type of junction box TUV certified junction box
Certificates CE, ROHS,ISO9000
Cable type and length connector type 4c TUV certified cable 1m long
Multi contact connector
(compatible to MC type IV)
Maximum system voltage 1000V
Temperature coefficient of Isc ±0.05%
Temperature coefficient of Voc -0.33%
Temperature coefficient of power -0.5%
Temperature coefficient of Imp +0.08%
Temperature coefficient of Vm -0.33%
NOCT(nominal operating cell temperature) - 45to +85
Insulation 100MOhm
Voltage standoff AC2000V, DC 3000V
Wind bearing 60m/s(200kg/sq.m)
Impact resistance hail impact test 227g steel ball fall down from 1m height
Encapsulated with toughened glass Low iron tempered glass with thickness of 3.2mm,light transmittance above91%
Conversion efficiency Cell conversion efficiency15.75%
Quality guarantee 2years product warranty,10years 90% and 25years 80% of the power