Highlights

  • High module efficiency with lower power degradation
  • PID, LID & LeTID resistant for long-term reliability
  • Bifacial design delivers up to 25% extra energy
  • Half-cut & multi-busbar cells reduce shading losses
  • Performs well in snow, humidity, and dusty environments
  • Guaranteed positive power tolerance (0 to +5W)
Brand: Websol

Websol W6600-GTB-MP – 640–660Wp Bifacial Mono PERC Half-Cut Solar Module

SKU: SP00051

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Highlights

  • High module efficiency with lower power degradation
  • PID, LID & LeTID resistant for long-term reliability
  • Bifacial design delivers up to 25% extra energy
  • Half-cut & multi-busbar cells reduce shading losses
  • Performs well in snow, humidity, and dusty environments
  • Guaranteed positive power tolerance (0 to +5W)
Brand: Websol

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    Description

    The Websol W6600-GTB-MP Series is a high-power solar PV module line offering outputs from 640Wp to 660Wp, optimized for large-scale utility and commercial solar installations. Built with monocrystalline PERC half-cut cells and advanced bifacial glass-glass technology, these modules ensure excellent energy yield and long-term reliability.

    With bifacial architecture, the modules capture sunlight from both front and rear surfaces, delivering up to 25% more energy depending on site conditions. This design improves overall energy output and system performance, especially when installed over reflective surfaces such as concrete or sand.

    The half-cut cell and multi-busbar design enhance performance by reducing internal resistance and minimizing losses from shading or microcracks. The robust dual-glass structure improves module durability, offering greater resistance against PID, LID, and harsh environmental conditions.

    Certified to withstand extreme weather, including 5400 Pa snow load and 2400 Pa wind load, the W6600-GTB-MP series offers a positive power tolerance (0 to +5W) and excellent temperature performance. It’s an ideal solution for developers and EPCs seeking maximum output, efficiency, and ROI in high-capacity solar projects.

    Specification

    Electrical Specifications

    Bifaciality Factor (%)

    70% – 85%

    Maximum Power Current (Imp)

    16.72 ~ 17.09 A

    Maximum Power Voltage (Vmp)

    38.28 ~ 38.62V

    Maximum System Voltage (V)

    1500 V DC

    Short Circuit Current (Isc)

    18.13 ~ 18.41 A

    Open Circuit Voltage (Voc)

    44.81 ~ 45.34 V

    Rear Side Gain (%)

    ~

    Temperature Coefficient

    -0.35 % / °C

    Connector Specification

    Cables & Connectors

    MC4 Compatible

    Mechanical Details

    Weight 34 kg
    Dimensions 2390 × 1303 × 35 cm
    Cables & Connectors

    MC4 Compatible

    Frame Material

    Anodized aluminum

    Junction Box Rating

    IP68

    Mechanical Load Capacity

    5400 Pa (front) / 2400 Pa (rear)

    General

    Cell Type

    Efficiency (%)

    No. of Cells

    132

    Power Rating (Wattage)

    ,

    ,

    ,

    ,

    Panel Type

    ,

    ,

    Warranty (Years)

    Customer Reviews