HomePV ModulesSMALL POWEREfficient 40W 45W 36 Cells Mono Rectangular Small PV Panel for Bulk Sale
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Efficient 40W 45W 36 Cells Mono Rectangular Small PV Panel for Bulk Sale

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  • High Energy Conversion Efficiency

    The 40W 45W monocrystalline solar panel utilizes high-quality cells to achieve excellent power output, ensuring stable performance and efficient energy conversion in various sunlight conditions.

  • Optimized Performance in Low-Light Conditions

    Advanced monocrystalline cells are designed to maximize energy capture, even in cloudy or low-light conditions. This allows the solar panel to maintain stable, reliable power output throughout the day, regardless of weather changes.

    • Efficient 36 Cells 40W 45W Mono Rectangular Small PV Panel for Wholesale Purchase
    • 40W 45W Mono Small Solar PV Panel 36 Cells for Wholesale Sale

  • Durable and Weather-Resistant

    Built with 3.2mm high-transmission tempered glass and an anodized aluminum frame, the panel offers strong resistance to wind, snow, and extreme temperatures, ensuring long-term reliability.

  • Certified Quality and Safety Assurance

    This solar panel is backed by industry-leading certifications, including CE, IEC, TUV, ISO, and MCS, ensuring compliance with global standards for safety, quality, and performance.

    • Inquire Download
    • Efficient 36 Cells 40W 45W Mono Rectangular Small PV Panel for Wholesale Purchase
    • 40W 45W Mono Small Solar PV Panel 36 Cells for Wholesale Sale
    Inquire Download

  • High Energy Conversion Efficiency

    The 40W 45W monocrystalline solar panel utilizes high-quality cells to achieve excellent power output, ensuring stable performance and efficient energy conversion in various sunlight conditions.

  • Optimized Performance in Low-Light Conditions

    Advanced monocrystalline cells are designed to maximize energy capture, even in cloudy or low-light conditions. This allows the solar panel to maintain stable, reliable power output throughout the day, regardless of weather changes.

  • Durable and Weather-Resistant

    Built with 3.2mm high-transmission tempered glass and an anodized aluminum frame, the panel offers strong resistance to wind, snow, and extreme temperatures, ensuring long-term reliability.

  • Certified Quality and Safety Assurance

    This solar panel is backed by industry-leading certifications, including CE, IEC, TUV, ISO, and MCS, ensuring compliance with global standards for safety, quality, and performance.

    • Q

      Are Sunpal Solar's solar panels compatible with my existing solar system?

      A

      Yes, Sunpal Solar’s panels are designed to work with most standard solar systems. However, for seamless integration, it’s recommended to consult their technical team to confirm compatibility with your specific setup.
    • Q

      What are the key features of Sunpal Solar’s small power solar panels?

      A

      Compact and versatile, small solar panels are ideal for off-grid power and portable applications, offering high efficiency, easy installation, and excellent cost performance.

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    Mechanical Parameters

    No. of Cells166x33.2 Mono
    Dimensions680*365*25mm
    Weight2.6kg
    Junction BoxIP65/IP67
    Packaging8Packages/3360PCS/20FT
    18Packages/8160PCS/40'HQ

    Electrical Parameters (STC*)

    Module Type: SP40M-36SP45M-36
    Maximum power (Pmax/W)4045
    Open Circuit Voltage (Voc/V)23.3723.91
    Short Circuit Current (Isc/A)2.272.3
    Voltage at Maximum power (Vmpp/V)18.6220.72
    Current at Maximum Power (Imp/A)2.152.18
    Module Efficiency(%)16.1218.13

    TEMPERATURE&MAXIMUM RATING

    Maximum System Voltage(V)1000
    Maximum Series Fuse Rating(A)10
    Power Tolerance0~+3%
    Pmax Temperature Coefficients(W/C)-0.350%
    Voc Temperature Coefficients(V/C)-0.270%
    Isc Temperature Coefficients(A/C)+0.048%
    NOCT Nominal Operating Cell Temperature(℃)45±2
    Operating and Storage Temperature(℃)-40～+85

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