16.6% Grade A 4.1W Polycrystalline Silicon Solar Cells

solar cells panels
1.Excellent quality
2.High efficiency 3.Wide range powers
4.Long warranty(25years)
5.User-friendl
Electrical Characteristics
Efficiency(%) Pmpp(W) Umpp(V) Impp(A) Uoc(V) Isc(A) FF(%)
17.00 - 17.20 4.14 0.525 7.891 0.629 8.421 78.21
16.60 - 16.80 4.04 0.521 7.853 0.627 8.386 77.81
16.40 - 16.60 3.99 0.518 7.807 0.624 8.340 77.71
16.20 - 16.40 3.94 0.515 7.757 0.621 8.294 77.56
16.00 - 16.20 3.89 0.510 7.716 0.619 8.251 77.05
15.80 - 16.00 3.85 0.506 7.680 0.616 8.214 76.80
15.60 - 15.80 3.80 0.505 7.627 0.614 8.160 76.88
15.40 - 15.60 3.75 0.503 7.559 0.614 8.156 75.93
15.20 - 15.40 3.70 0.500 7.501 0.613 8.139 75.17
15.00 - 15.20 3.65 0.498 7.430 0.612 8.084 74.79
Mechanical data and design
Format 156 mm × 156 mm ± 0.5 mm
Thickness 190 μm ± 20 μm
Front (-) 1.8 mm bus bars (silver), blue anti-reflection coating (silicon nitride)
Back (+) 3 mm wide soldering pads (silver), back surface field (alunimium)
Temperature coefficients
Voc. Temp.coef.%/K -0.346%/K
Isc. Temp.coef.%/K +0.036%/K
Pm. Temp. coef.%/K -0.47%/K
Product characteristics
a. High and stable efficiency in photovoltaic conversion
b. IC level cleaning effect and unique texturing recipe improve yield and conversion
c. Advanced diffusion technique ensures the uniformity of cell performance
d. High quality silver and silver-aluminium paste ensure higher pulling strength and improved soldering easiness
e. Low degradation under light exposure