N-type TOPCon 410W~440W 108 Cells Bifacial Solar Panel

SUNPAL Power is a well-reputed manufacturer of cutting-edge solar technology, offering powerful and reliable solar panels perfect for both residential and commercial use. Our top-of-the-line 420W, 425W, 430Watt, 435W and 440W Ultra-Black TOPCon MBB Bifacial Dual Glass Solar Panels are built with the latest technology to deliver maximum efficiency and value. Invest in a greener future with SUNPAL Power's solar panel solutions.

  • Model:

    SP440M-54H
  • Junction Box:

    Ip68 Rated (3 Bypass Diodes)
  • Cell Orientation:

    108 (6×18)
  • Output Cable:

    4mm², 300mm in Length; Customization Accepted
  • Glass:

    Front: 2.0mm Coated Semi-Tempered Glass; Back: 2.0mm Semi-Tempered Glass
  • Frame:

    All Black Anodized Aluminium Alloy
  • Weight:

    23.5KG
  • Dimension:

    (Length*Width*Height) 1722*1134*30mm
  • Packaging:

    36pcs/Box, 216pcs/20′GP, 936pcs/40′HQ

bifacial solar panel



MBB BiMAX5N TOPCon Ultra Black Solar Module

The SUNPAL POWER BIMAX5N Ultra Black Bifacial TOPCon PV Module is a game-changer in solar technology. Here's why:

More Power, More Sunlight: Featuring larger 182mm x 182mm cells, the BIMAX5N captures more sunlight and generates more power than traditional panels.
Superior Efficiency: TOPCon solar cell technology delivers industry-leading conversion efficiency, converting more sunlight into usable energy.
Reduced Costs: The combination of larger cells and higher efficiency translates to a higher power density per unit area, potentially reducing balance-of-system (BOS) costs associated with installation and equipment.
Double-Sided Power Generation: Unlike traditional panels, the BIMAX5N harnesses sunlight from both the front and back surfaces, maximizing efficiency and power generation in any environment.
Invest in the future of solar with the BIMAX5N. Contact us today to learn more!




double glass solar panel


Large Solar Panel Advantages

While size might not be everything, larger solar cells hold several advantages over their smaller counterparts, making them a compelling choice for maximizing your solar energy potential. Here are five key benefits to consider:

1. Enhanced Power Output: Larger cells capture more sunlight, translating directly into increased electricity generation. This means you can potentially generate more power with fewer panels, reducing your overall footprint.

2. Superior Conversion Efficiency: Advancements in technology allow larger cells to convert sunlight into usable electricity more efficiently. This translates to more power generated from the same amount of sunlight, maximizing your return on investment.

3. Higher Power Density: By packing more power into each cell, larger cells boast a higher power density per unit area. This can lead to a more efficient use of space, especially on rooftops with limited surface area.

4. Reduced Balance-of-System (BOS) Costs: BOS costs refer to expenses related to installation, wiring, and other non-panel equipment. With fewer panels needed due to the increased power output of larger cells, BOS costs can potentially be reduced, contributing to overall cost savings.

5. Bifacial Advantage: Some larger cells are bifacial, meaning they can capture sunlight from both the front and back surfaces. This can be particularly beneficial in situations where there is sunlight reflecting off the ground or other surfaces, further enhancing overall power generation.

By understanding these advantages, you can make an informed decision about whether larger solar cells are the right fit for your specific needs and maximize your solar energy experience.





half cell solar panel



Half Cut Technology Advantages

Tired of traditional solar panels? Half-cut technology offers a game-changing solution with five key benefits:

1. Reduced Power Loss: Splitting solar cells in half shortens the current path, minimizing power loss and maximizing energy production.

2. Enhanced Efficiency & Power Output: Half-cut cells boast improved efficiency, generating more power from the same sunlight, ultimately delivering higher overall output.

3. Superior Shade & Hot Spot Tolerance: Unlike traditional panels, half-cut cells are less susceptible to performance drops caused by shade or hot spots, ensuring reliable power generation.

4. Increased Mechanical Strength: Their smaller size makes them more resilient to cracking and other physical damage, enhancing their longevity.

5. Lucrative Long-Term Investment: While the initial cost might be slightly higher, the significant increase in efficiency, resilience, and overall performance makes half-cut cells a smart investment for long-term benefits.

Embrace the future of solar with half-cut technology. 



certifications of solar panel

BiMAX5N TOPCon Certifications:

IEC 61215, IEC 61730, UL 61730
ISO 9001:2008: ISO Quality Management System
ISO 14001: 2004: ISO Environment Management System 

OHSAS 18001: 2007 Occupational Health and Safety 




BiMAX5N Solar Panel Features:

  • Bifacial technology enables additional energy harvesting from rear side (up to 25%)
  • Glass/glass lamination ensures 30 year product lifetime, with annual power degradation < 0.45%, 
  • 1500V compatible to reduce BOS cost
  • Solid PID resistance ensured by solar cell process optimization and careful module BOM selection Reduced resistive loss with lower operating current
  • Higher energy yield with lower operating temperature
  • Reduced hot spot risk with optimized electrical design and lower operating current 
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