Sungold Glass-Free Lightweight Solar Panels
PA621 Series - Expanding Possibilities for RVs and Balconies
Lightweight Solar Panels Build for Extreme Environment
Lightweight solar panel PA621 has a conversion efficiency of 22.7%. The use of high-efficiency monocrystalline silicon solar cells, high-strength composite backsheets, and low-temperature coefficient cells and insulation reduces the impact of high temperatures on power output. Despite their light weight, these modules offer excellent efficiency and power generation.
Sungold PA621 Series Lightweight Solar Panels
Featuring high-efficiency monocrystalline silicon solar cells with a conversion efficiency of up to 22.7%. The use of a high-strength composite backsheet, along with low-temperature coefficient cells and insulation materials, significantly reduces the impact of high temperatures on power output. Despite their lightweight design, these modules still deliver exceptional efficiency and power generation.
Zero Hot Spot Technology
Technical Benefit: The Sungold PA621 series lightweight solar panel incorporates Zero Hot Spot Technology, making it particularly well-suited for RV and balcony applications. This technology not only effectively prevents hot spot effects, reducing power loss caused by partial shading, but also ensures stability under high-frequency vibrations, offering a safer and more reliable power output.
Practicality: This technology is especially crucial for RV applications, as it can withstand high-frequency vibrations (10-60Hz), ensuring long-term stability in mobile environments, eliminating the damage caused by hot spots, and extending the module’s lifespan.
Thermal Conductivity 0.2W/(m.k)
Thermal Insulation Capability: The PA621 solar panel lightweight features a unique multi-layer structure design with outstanding thermal insulation capabilities, boasting a backsheet material thermal conductivity of only 0.2W/(m.k). This design not only enhances the module’s structural integrity but also effectively mitigates power degradation in high-temperature conditions, boosting actual power generation efficiency.
Technology Benefit: Compared to conventional products, the PA621 solar panels lightweight significantly reduces power loss in high-temperature environments, ensuring more stable power output for users.
50% Lighter than Glass Module
Ultra-light Design: The Sungold PA621 is 50% lighter than traditional glass modules, weighing only 4.4kg/㎡, significantly reducing the installation effort. By utilizing composite materials, it not only lowers weight but also enhances structural strength, making it ideal for various installation scenarios such as RV roofs, balconies, and rooftops.
Simple Installation: The lightweight design allows for extremely straightforward installation, taking only 15 minutes to complete without the need for complex modifications or special tools. It’s a smart choice for urban power generation and RV outdoor adventures.
10-Year Warranty
Extended Guarantee: The Sungold PA621 solar panel offers a 10-year warranty, ensuring a reliable energy supply over the long term. Thoroughly tested, the PA621 has an IP67 waterproof rating, allowing it to maintain high efficiency in various challenging environments.
Environmental Contribution: The use of glass-free, ultra-light solar panels not only reduces the carbon footprint but also enhances the module’s eco-friendliness, contributing positively to environmental sustainability.
Elevate Your Energy Game with Sungold PA621
The Sungold PA621 Series lightweight solar panel is more than just a solar panel—it’s a blend of cutting-edge technology and practical design, making it perfect for diverse applications. Whether you’re looking to power your RV on the go or optimize your balcony for urban living, the PA621 solar panel lightweight is engineered to exceed expectations. But why stop there? Join us as we explore the limitless possibilities of this innovative solar solution, and discover how it can revolutionize your energy needs in new and exciting ways.
Your Perfect Travel Companion: Powering RVs with Precision and Reliability
When you’re on the road, your energy source must be as resilient as your journey. The Sungold PA621 Series lightweight solar panel, with its Zero Hot Spot Technology, is built to thrive in the dynamic conditions of RV travel. It combats power loss caused by partial shading and stands strong against the constant vibrations that come with life on the move. Lightweight yet durable, it’s 50% lighter than traditional glass modules, making installation a breeze and ensuring that your power system is as mobile as your RV. With superior thermal insulation, the PA621 also helps keep your vehicle cool while maintaining peak efficiency, making it the ultimate on-the-go power solution.
Empowering Urban Living: Transform Your Balcony into a Clean Energy Hub
In the city, every square foot counts, and your balcony is no exception. The Sungold PA621 Series turns urban spaces into powerful energy producers without sacrificing aesthetics or space. Its ultra-light design, coupled with robust construction, makes it easy to install and resilient against the elements—hail, strong winds, and high temperatures are no match for the PA621 balcony solar panels. With its low thermal conductivity and extended 10-year warranty, this panel ensures reliable performance year after year, making it the ideal choice for city dwellers seeking sustainable living solutions.
As we continue to innovate, we’re eager to partner with you in exploring even more ways the PA621 can enhance your projects and meet your energy needs, no matter the environment.
Product Specification
| Model | SGF-PA621-100W | SGF-PA621-120W | SGF-PA621-135W | SGF-PA621-150W | SGF-PA621-180W |
|---|---|---|---|---|---|
| Product |  | |  |  | |
| Maximum Power (Pmax) | 100W | 120W | 135W | 150W | 180W |
| Voltage at Pmax (Vmp) | 24.4V | 19.1V | 20.9V | 23.2V | 20.9V |
| Current at Pmax (Imp) | 4.10A | 6.29A | 6.46A | 6.47A | 8.62A |
| Open-circuit Voltage (Voc) | 28.5V | 22.3V | 24.5V | 27.1V | 24.5V |
| Short-circuit Current (Isc) | 4.30A | 6.60A | 6.78A | 6.79A | 9.04A |
| Cells Efficiency (%) | 0.227 | 0.227 | 0.227 | 0.227 | 0.227 |
| Module Dimension (mm) | 1030*620*10 | 1180*620*10 | 1275*620*10 | 1085*805*10 | 1285*805*10 |
| Weight (kg) | 2.82 | 3.23 | 3.7 | 4.12 | 4.8 |
| No. of Cells | 42(3*14) | 33(3*11) | 36(3*12) | 40(4*10) | 72(4*18) |
| Warranty | 10 years | 10 years | 10 years | 10 years | 10 years |
| Waterproof Rating | IP67 | IP67 | IP67 | IP67 | IP67 |
Your Questions Answered: Lightweight Solar Panels
Are lightweight solar panels any good?
Lightweight solar panels, such as those in the Sungold PA621 series, are highly effective, particularly in applications where weight is a concern, such as RVs, boats, and rooftops with limited load-bearing capacity. They offer good efficiency, ease of installation, and durability, making them an excellent choice for off-grid and mobile energy needs.
What is the lightest type of solar panel?
The lightest type of solar panel is typically a thin-film solar panel or a flexible solar panel. These panels use thin, flexible materials, such as amorphous silicon or composite materials, allowing them to be much lighter than traditional glass panels. For example, the Sungold PA621 series panels are 50% lighter than traditional glass modules.
Are flexible solar panels worth it?
Flexible solar panels are worth it for specific use cases, such as on RVs, boats, and uneven surfaces where traditional rigid panels are not suitable. They are lightweight, easy to install, and can be curved to fit non-flat surfaces. However, they generally have a slightly lower efficiency than traditional panels and may have a shorter lifespan.
What is the lifespan of a flexible solar panel?
The lifespan of a flexible solar panel is typically around 10 to 15 years, depending on the quality of the materials used and the conditions in which they are installed. Higher-quality panels, such as those from Sungold, may offer warranties up to 10 years and maintain good performance over a decade.
Do flexible solar panels get too hot?
Flexible solar panels can get hot, especially in direct sunlight. However, quality panels are designed with materials that help dissipate heat and reduce the impact of high temperatures on performance. Panels like the Sungold PA621 series use thermal insulation materials and low-temperature coefficient cells to minimize the effect of heat on power output.
Do flexible solar panels need an air gap?
An air gap can help with cooling, but it is not always necessary for flexible solar panels. While some installations may benefit from an air gap to improve ventilation and reduce heat buildup, many flexible panels are designed to be installed directly on surfaces, such as RV roofs or boat decks, without an air gap.
Can flexible solar panels be walked on?
While some flexible solar panels are marketed as being durable enough to be walked on, it is generally not recommended. Walking on the panels can cause micro-cracks or other damage that may reduce their efficiency and lifespan. If walking on them is necessary, it is best to consult the manufacturer's guidelines to ensure the panels can handle such stress.
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