1. Solar panel/solar module/PV module/produced with high conversion effeciency, which purchased from Q-CELLS, CONERGY, ERSOL;
2. High quality of TPT, EVA, Tempered glass, aluminum frame to laminate solar panels and waterproof junction box and label;
3. With long lifetime of 25-30years, 5-10years warranty with and stable characterstics and performance;
4. We laminate solar panels from 5W-280W, with mono crystalline and poly crystalline solar cells.

Electrical Characteristics:
Model SGM-15W
Cells size (mm): 125*20.8
Cells per module: 2*18
Module size (mm): 280*445*25
Power tolerance: +/-3%
Nominal peak power(WP): 15
Nominal voltage(V): 18
Nominal current (A): 0.81
NOCT: 45+/-2centigrade
Voltage temperature coefficient: -0.33%/centigrade
Current temperature coefficient: +0.05%/centigrade
Power temperature coefficient: -0.23%/centigrade
Open circuit voltage (Voc): 21.6
Short cirsuit current(Isc): 0.88
Conversion efficiency: 14.97%
Operating temperature: -40 to+85centigrade
Max system voltage: 600V DC.