610W~640W 156 Half-Cell Monofacial Module Manufacturer

Maximize your energy generation with SUNPAL’s N-type monofacial solar modules! Designed for peak performance in residential and commercial setups, these single-sided PV panels boast a high efficiencyhigh-efficiency rate of 22.90%. Choose from power options like 610/620/630/640w to fit your unique energy needs. Perfect for rooftop applications, these monocrystalline solar modules excel in areas with limited ground light reflection. They’re durable, too, coming with a 25-year Material Warranty and a 30-year Power Warranty. With SUNPAL’s advanced solar technology, commit to eco-friendly power solutions and see a significant reduction in your electricity bills.
  • Model:

    SP640M-78H
  • Junction Box:

    Ip68 Rated (3 Bypass Diodes)
  • Cell Orientation:

    156 (6×26)
  • Output Cable:

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

    3.2mm Coated Tempered Glass
  • Frame:

    Anodized Aluminium Alloy
  • Weight:

    30.0kg
  • Dimension:

    (Length*Width*Height) 2465*1134*35mm
  • Packaging:

    31pcs/Box, 124pcs/20′GP, 496pcs/40′HQ

bifacial solar panel

HiMAX5N MBB 78 Half-Cut Cell TOPCon Single Glass Solar Panels


Discover a sustainable and economical solar solution with SUNPAL’s N-type TOPCon single glass monocrystalline PV panel, forging the forefront of solar technology.

Tap into Solar Excellence: SUNPAL panels, featuring a remarkable 22.90% efficiency and power options from 610w/620w/630w/640w, are designed to amplify your green investment, translating to significant energy gains.

Resilient by Design: Crafted to endure various environmental conditions, our cutting-edge single glass solar modules ensure a consistent and robust energy supply, offering unparalleled durability for long-term benefits.

Effortlessly Streamlined: The installation of our lightweight monofacial solar panels is straightforward, providing you with a stress-free setup process.

Embrace Costs Savings: Opt for an economical solar foray with N-type TOPCon technology, bringing renewable energy within the reach of everyone.

Quality You Can Trust: Rest easy with our comprehensive 25-year material and 30-year power warranties, a testament to our devotion to superior product durability and your utmost satisfaction.

Get the SUNPAL Difference: Seamlessly integrate ultimate operational efficiency, affordability, and steadfastness with SUNPAL’s single glass solar modules. Reach out now for a custom estimate and begin your transition to a cleaner, renewable energy lifestyle with SUNPAL!



double glass solar panelLarge Solar Panel Advantages


Optimize your needs with SUNPAL’s large-size cost-efficient single glass solar panels, engineered for top-tier performance and profitability.

Harness High-Capacity Solar: SUNPAL’s single glass solar modules redefine efficiency, catering to high-energy commercial and industrial ventures. Their large form factor efficiently condenses power production.

Space-Efficient Solutions: Whether for compact rooftops or vast ground-level arrays, our large-scale solar modules are designed to capitalize on limited spaces without compromising efficiency.

Installation Simplified: The expansive design of fewer, more efficient panels accelerates setup and curbs labor expenses, making project timelines more predictable and less costly.

The SUNPAL Advantage:

Smart Investment: Experience cost reductions across installation and operational phases with our proficient monofacial solar modules, paired with lower ongoing system costs.

Consistent Output: Our modules exhibit superior performance in partially shaded areas, enabling a stable energy supply even under less than ideal conditions.

Advanced Solar Innovation: Embedding the latest in conversion technology, SUNPAL’s modules elevate your project’s energy yields, thus enhancing overall investment returns.

Collaborate with SUNPAL:

Turn to SUNPAL's proven solar solutions for ambitious energy strategies. Reach out now for a customized approach to single-glass solar modules that align with your project scale and financial framework.



half cell solar panel


Half-Cut Technology Advantages


Upgrade to space-efficient solar solutions with SUNPAL’s innovative half-cut cell single glass PV modules, tailored for superior efficiency in both commercial and residential environments.

Leverage Half-Cut Cell Benefits:

Compact Powerhouses: Engineered for environments where space is at a premium, SUNPAL's half-cut cell PV modules maximize energy density, ideal for bustling cities and crowded rooftops.

Shade Tolerance: Harness a consistent power supply with our half-cut technology, designed to maintain energy flow even when part of the panel is shaded, assuring reliable solar output in varied conditions.

Fortified for the Future: With half-cut cells' resistance to micro-cracking, SUNPAL's modules promise an extended service life, securing your solar venture against early wear and tear.

The Edge of SUNPAL's Half-Cut Cells:

Higher Output: Cold-split cells translate to lower temperatures and higher efficiency, resulting in a notable increase in power yield from your solar array.

Hot-Spot Resistance: By effectively distributing heat, our half-cut technology reduces hot-spot concerns, which further bolsters the long-lasting performance and dependability of your system.

Eco-Conscious Choice: The advanced efficiency of half-cut cell modules from SUNPAL accelerates the adoption of sustainable energy, supporting a more environmentally-friendly future.

Embrace Advanced Solar:

Get in touch with SUNPAL to find out how our half-cut cell single glass PV modules can redefine the efficiency and outcomes of your solar power system.



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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