4BB Multi-Si.Solar Cell5BB Multi-Si.Solar Cell4BB-B Multi-Si.BlackSilicon Cell
4BB P-Type Multi-crystalline silicon solar cell
多晶四栅电池片

Advanced Manufacturing Execution System to ensure perfect traceability

Perfect SPC system to keep a thorough monitoring into the process parameters and reduce the product fluctuation, ensure each cell meets customer’s requirements

Sophisticated power sorting program narrows the power distribution of modules

100% online appearance inspection combined with manual double confirmation

Unique screen printing process decoupled the shaping requirement of fingers and solderability of bus bars

Strict paste evaluation procedure, cells passed RoHS&Reach certifications

Well designed package to minimize the risk of micro crack or breakage

Specifications
Category: 4BB P-Type Multi-crystalline silicon solar cell`
Dimensions: 156.75 mm×156.75mm,± 0.25 mm
Thickness: 200 μm ± 20 μm
Bevel edge: 1.5mm+/-0.5mm
Front and back contact designs
Electrical data
Efficiency Pmpp(W) Isc(A) Uoc(V) Impp(A) Umpp(V) FF
18.80% 4.619 9.031 0.637 8.512 0.542 80.26%
18.70% 4.594 9.007 0.636 8.487 0.541 80.22%
18.60% 4.570 8.982 0.634 8.463 0.539 80.19%
18.50% 4.545 8.958 0.633 8.439 0.538 80.16%
18.40% 4.521 8.933 0.632 8.414 0.537 80.12%
18.30% 4.496 8.909 0.630 8.390 0.535 80.09%
18.20% 4.471 8.884 0.629 8.366 0.534 80.05%
18.00% 4.422 8.835 0.626 8.317 0.531 79.97%
Rel SR, IV curve and Temperature coefficients
Irradiance Dependence
Intensity (W/m2) Rel.Isc Rel.Uoc
1000 1.0 1.000
800 0.8 0.991
600 0.6 0.980
500 0.5 0.970
400 0.4 0.960
200 0.2 0.931
Temperature coefficients
Parameters Coefficients
α Short circuit current 0.065%/K
β Open circuit voltage -0.307%/K
δ Power -0.429 %/K
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Mono-crystalline silicon solar cell
Polycrystalline silicon battery
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Contact Us
ADD: Daquan science and Technology Park, Daquan Road, Jiangsu, Yangzhong
ZIP: 212211
TEL: +86-511-85929253
FAX:+86-511-85125533
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