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GEM series
Beyond beauty
excelling in practicality

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450 W

Maximum power

22.5 %

Maximum efficiency

30 years

Product warranty

30 years

Power warranty

Product advantages

Beyond beauty, excelling in practicality

  • High quality

    High quality and aesthetically pleasing

  • Lower cost

    Lower BOS cost

  • Better temperature coefficient

    Better temperature coefficient

Mechanical parameters

  • Item

    Specifications

  • Cell Type

    N-Type TOPCon

  • No. of cells

    96 (2x48）

  • Dimension

    1762x1134x30mm

  • Weight

    20.1 kg

  • Glass

    Front: 1.6mm,AR-coating, semi-tempered
    Rear: 1.6mm, semi-tempered

  • Frame

    Anodized aluminum alloy frame

Item Specifications
Cell Type N-Type TOPCon
No. of cells 96 (2x48）
Dimension 1762x1134x30mm
Weight 20.1 kg
Glass Front: 1.6mm,AR-coating, semi-tempered
Rear: 1.6mm, semi-tempered
Frame Anodized aluminum alloy frame

  • Dimensional drawing

Electrical performance parameters (STC test)

  • Component model

    GK-4-48HTBD-440M

    GK-4-48HTBD-445M

    GK-4-48HTBD-450M

  • Maximum Power
    (Pmax/W)

    440

    445

    450

  • Open Circuit Voltage
    (Voc/V)

    34.89

    35.06

    35.23

  • Short-circuit Current
    (lsc/A)

    15.94

    16.01

    16.08

  • Peak Power Voltage
    (Vmp/V)

    29.54

    29.72

    29.90

  • Peak Power Current
    (Imp/A)

    14.90

    14.98

    15.05

  • Module Efficiency
    (%)

    22.0

    22.3

    22.5

Component model GK-4-48HTBD-440M GK-4-48HTBD-445M GK-4-48HTBD-450M
Maximum Power(Pmax/W) 440 445 450
Open Circuit Voltage(Voc/V) 34.89 35.06 35.23
Short-circuit Current(lsc/A) 15.94 16.01 16.08
Peak Power Voltage(Vmp/V) 29.54 29.72 29.90
Peak Power Current(Imp/A) 14.90 14.98 15.05
Module Efficiency(%) 22.0 22.3 22.5

Load capacity

  • Front Side Maximum Static Loading

    5400Pa

  • Rear Side Maximum Static Loading

    2400Pa

  • Hailstone Test

    25mm hailstone at 23m/s

Front Side Maximum Static Loading 5400Pa
Rear Side Maximum Static Loading 2400Pa
Hailstone Test 25mm hailstone at 23m/s

Temperature coefficient (STC test)

  • Temperature coefficient of lsc

    +0.045%/℃

  • Temperature coefficient of Voc

    -0.25%/℃

  • Temperature coefficient of Pmax

    -0.29%℃

Temperature coefficient of lsc +0.045%/℃
Temperature coefficient of Voc -0.25%/℃
Temperature coefficient of Pmax -0.29%℃

Same series products

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GEM G12R-96D FULL BLACK

Cell type: N-Type TOPCon

Maximum power: 445W

Conversion efficiency: 22.3%

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GEM M10-108D FULL BLACK

Cell type: N-Type TOPCon

Maximum power: 440W

Conversion efficiency: 22.5%

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GEM M10-108D BLACK FRAME

Cell type: N-Type TOPCon

Maximum power: 445W

Conversion efficiency: 22.8%

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Contact Us

Gokin provides you with professional consulting services, N-type silicon wafer product information, photovoltaic industry business models, and full lifecycle operation and maintenance capabilities. Please feel free to call us.

Contact Us

Tel

0756-6836188

Business cooperation

+ Monocrystalline Silicon Wafers

+ High-efficiency Modules

+ Solutions

+ Other collaborations

Email

gk@gokinsolar.com