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Factory Price 415~445W Mono-facial Black Frame PV Panel

Boost your renewable energy capacity with SUNPAL's N-type monocrystalline single-glass solar modules! Achieve superior performance in any residential or commercial power project with these high-efficiency, single-glass PV panels offering a 22.79% efficiency rate. Select from a variety of power outputs, such as 415W 425W 435W, and 445W, to meet your distinct requirements. These panels are perfect for rooftop installations and excel in zones with low or no ground light reflection, offering both top-tier durability and extended warranties—25 years for materials and 30 years for power. Step into the future with SUNPAL’s innovative solar products and enjoy significant electricity savings.
  • Model:

    SP445M-54H
  • Junction Box:

    Ip68 Rated (3 Bypass Diodes)
  • Cell Orientation:

    108(6×18)
  • Output Cable:

    4mm², 300mm(+)/300mm(-); Length Customized Accepted
  • Glass:

    3.2mm Coated Tempered Glass
  • Frame:

    Black Anodized Aluminium Alloy
  • Weight:

    21.0KG
  • Dimension:

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

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

bifacial solar panel

HiMAX5N MBB 54 Cell TOPCon Mono-Facial Solar Panels


Unlock cutting-edge green technology with SUNPAL's N-type TOPCon Monocrystalline Single-Sided Glass Solar Panel – a pioneer in high-efficiency energy solutions.

Maximize Your Energy Output: Boasting an impressive 22.79% efficiency with options ranging from 415/425/435/445W, SUNPAL panels convert more sunlight into electricity, heightening your eco-friendly investment and ensuring optimal power generation.

Built to Last: Our advanced mono-facial monocrystalline solar cells are engineered for resilience, enduring a variety of weather conditions to deliver a reliable energy yield, securing your investment with lasting performance.

Simple Set-Up: Enjoy an efficient installation experience with our lightweight, monofacial design, making your solar transition smooth and hassle-free.

Economical Energy Innovation: Experience the cost-effective benefits of our N-type TOPCon technology, making sustainable living accessible and reducing your carbon footprint.

Guaranteed Quality: Invest with confidence backed by our robust 25-year material warranty and a 30-year power warranty, highlighting our commitment to long-term quality and customer satisfaction.

Experience the SUNPAL Advantage: With our single glass solar modules, blend exceptional efficiency, affordability, and resilience seamlessly. Contact us today for a tailored estimate and take a step towards a renewable future with SUNPAL.



double glass solar panelLarge Cells Solar Panel Advantages


Maximize Efficiency with SUNPAL’s High-Capacity Single Glass Solar Panels

Energy Excellence for Businesses: SUNPAL’s large-cell solar panels bring superior performance and cost efficiency to your commercial or industrial energy needs, optimizing power generation with fewer units.

Compact Power: Designed for space optimization, our single glass modules deliver top performance in minimal space, perfect for both compact rooftops and extensive solar farms.

Easy Installation, Lower Labor: Our expansive, high-efficiency panels reduce installation complexity and costs, streamlining your project with predictable timelines and economics.

SUNPAL Benefits:

Economical Energy Solutions: Reduce upfront and operational costs with our large single glass solar modules, ensuring low maintenance expenses.

Reliable Performance: Expect consistent energy, even in shaded conditions, with our solar modules engineered for dependable output.

Next-Gen Solar Panels: SUNPAL’s cutting-edge technology maximizes energy returns, making your solar investment even more rewarding.

Partner with SUNPAL:

For scalable, cost-effective single-glass solar solutions, consult with SUNPAL. Get in touch today for a tailored solar experience that meets your energy and budgetary goals.



half cell solar panel


Half-Cut Technology Advantages


Enhance Your Space with SUNPAL’s Half-Cut Cell Single Glass Solar Panels – Perfect for Urban and Residential Settings

Elevate Efficiency with Half-Cut Cells:

Space-Savvy Solar: SUNPAL's half-cut cell PV modules boost energy per square foot, ideal for limited urban spaces and cluttered rooftops, ensuring maximum power where it counts.

Shade-Resilient Energy: Our panels deliver continuous energy production, thanks to half-cut cells that keep working under partial shade, guaranteeing stable power in diverse lighting.

Longevity Guaranteed: Benefit from the durability of SUNPAL modules, designed to resist micro-cracks, thus extending the lifespan of your solar investment.

Advantages of SUNPAL Half-Cut Technology:

Enhanced Performance: Experience increased energy output due to the cooler operational temperature of our half-cut cells, giving your solar system a powerful advantage.

Less Hot-Spot Risk: Distributed heat means minimized hot-spot risks, enhancing the panels’ longevity and your peace of mind.

Green Energy Innovation: Adopting our high-efficiency half-cut cell panels promotes cleaner energy consumption, aligning with eco-friendly initiatives.

Step into the Future with SUNPAL:

Contact SUNPAL to explore our half-cut cell monofacial solar solutions that deliver unrivaled efficiency and reliability for your power needs.



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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