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        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
        Company Introduction
        Company Introduction
        Memorabilia Of Development
        Scientific Achievements
        Industry Chain
        Production Equipment
        Leadership Remarks
        News
        Group Introduction
        Products
        Mono-crystalline silicon solar cell
        Polycrystalline silicon battery
        Qualification Certificate
        HR
        Contact Us
        ADD: Daquan science and Technology Park, Daquan Road, Jiangsu, Yangzhong
        ZIP: 212211
        TEL: +86-511-85929253
        FAX:+86-511-85125533
        WWW:http://www.alohamele.com
        Copyright@2016:ZHENJIANG DAQO SOLAR CO.,LTD 技术支持:光芒网络
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