PA621 lightweight solar panels
- Power Up in Any Shade（No Shade, No Hot Spots!）
- Optimum insulation, maximum power!
Designed for Your Market Needs
Best lightweight solar panels PA621
With a conversion efficiency of 22.7%, these lightweight solar panels deliver exceptional performance, thanks to the use of high-efficiency monocrystalline solar cells and high-strength composite backsheets. The low-temperature coefficient of the cells and superior insulation minimize the impact of elevated temperatures on power output, ensuring excellent energy yield.
Leading manufacturer of Lightweight Solar Panels
sungold solar power flexible panels PA621 offer a number of advantages for commercial buildings and homes that need to be grid-tied. These include:
No Hot Spots
This product supports Zero Hot Spot Technology, which is applied to RVs, not only can easily carry and prevent vibration, but also can effectively prevent hot spot effect.
Easy Installation
Installation takes only 15 minutes is lightweight: only 4.4 kg/m2. We offer accessories for each solar module - for flexible installation on almost any balcony.
Exclusive cooling technology
We use a unique backsheet material to combat power degradation from high temperatures on caravan roofs. With a thermal conductivity of just 0.2 W/(m·K), it ensures optimal performance in challenging conditions.
| SG-PA621-100W | SG-PA621-120W | SG-PA621-135W | SG-PA621-150W | SG-PA621-180W | |
|---|---|---|---|---|---|
| Model |  | |  | |  |
| Cell Efficiency | >22.70% | >22.70% | >22.70% | >22.70% | >22.70% |
| Max Power Voltage | 24.4V | 19.1V | 20.9V | 23.2V | 20.9V |
| Max Power Current | 4.10A | 6.29A | 6.46A | 6.47A | 8.62A |
| Open Circuit Voltage | 28.5V | 22.3V | 20.9V | 23.2V | 20.9V |
| Short Circuit Current | 4.30A | 6.60A | 6.78A | 6.79A | 9.04A |
| Cell type | Monocrystalline | Monocrystalline | Monocrystalline | Monocrystalline | Monocrystalline |
| Weight | 3.72KG | 4.12KG | 4.37KG | 4.75KG | 5.42KG |
| Product Size | 1080*620*12mm | 1230*620*12mm | 1325*620*12mm | 1135*805*12mm | 1335*805*12mm |
| The maximum system voltage | 1000V DC | 1000V DC | 1000V DC | 1000V DC | 1000V DC |
| Front Material | HPC | HPC | HPC | HPC | HPC |
| Color | Black | Black | Black | Black | Black |
| Remarks | SUNGOLD offer customize service,please refer to our website or ask SUNGOLD workers for more sizes and the latest parameters. | ||||
PA621 -Zero Hot Spot Technology
Worried about hot spots affecting your components? With Sungold, you can power up in any shade—no shade, no hot spots!
In a world where renewable energy is the future, Sungold® is here to help you lead the charge. With our flexible solar panels and unwavering commitment to your success, we’ll power your business and your customers’ lives with clean, reliable energy.
Excellent heat insulation performance
Robust and durable
The felxible solar panels 621 series is up to 1300MPa, which is 100% higher than similar ordinary products, improving the overall strength of the module and solving the problem of hidden cracks in the cells..The strength far exceeds that of typical glass panels or flexible floppy panels. Here, solar energy is integrated with the structure in a stylish solution. Replace redundant structures to reduce weight, minimize complexity and improve aesthetics.High frequency vibration resistance: 10- 60hz
PA621-Easy Installation
Designed for quick and easy installation, our products can be secured to a balcony with ties without complicated installation or modification. Installation on a balcony is the smart choice for urban power generation. It can also be installed on roofs as well as RVs.Installation takes only 15 minutes
Why Sungold PA621 solar power Panels
Our solar panels are designed for effortless installation, whether you’re securing them to a balcony, mounting them on a car roof, or fitting them onto an RV. With no complicated modifications needed, our products are the smart choice for urban power generation and off-grid adventures.
Perfect for RVs: The Ultimate On-the-Go Power Solution
When you’re on the road, trust Sungold 621 Series solar panels for camping. Built to handle travel vibrations, they deliver consistent energy even on rough terrain. With superior heat insulation and high efficiency, they keep your RV cool and powered, ensuring reliable performance for all your adventures.
Ideal for Balconies and Garden Systems: Powering Urban Spaces with Ease
The Sungold 621 Series balcony solar panels are perfect for urban living, offering a lightweight, durable solution for balconies and gardens. Built to withstand hail and strong winds, they deliver reliable clean energy in compact spaces, making sustainable living easy and efficient for city dwellers.
Frequently Asked Questions
The weight of Sungold 621 series solar power flexible panels ranges from 2.82kg to 4.8kg, depending on the module power (100W-180W). The lightweight design makes them easy to install and carry, making them especially suitable for portable and mobile applications.
Yes, Sungold 621 series solar panels have passed a number of international certifications, including TUV standard IEC61215/61730 testing, hail and module breakage resistance testing, IEC 61701 (salt spray) certification, REACH certification and BSCI certification. These certifications ensure the quality and reliability of the product.
Sungold 621 series solar panels adopt high-efficiency solar cell technology, which is able to perform well under both standard test conditions (STC) and low-light conditions, ensuring stable power output under various light conditions.
Yes, Sungold 621 series solar panels have been tested for hail and module breakage resistance to maintain excellent performance and durability under harsh weather conditions. In addition, the products are tested under static and dynamic mechanical loads for superior structural strength and durability.
The junction box of Sungold 621 series solar panels has a built-in bypass diode, which has been functionally and thermally tested to ensure safety and reliability at high temperatures and under high load conditions. This ensures stable operation of the system in extreme environments.
Sungold 621 series solar panels are suitable for a wide range of applications, including outdoor adventures, portable energy solutions, marine adventures and balcony power generation. Their lightweight, high efficiency and durability make them ideal for a variety of energy needs.
The lifespan of flexible solar panels can vary based on quality, usage, and environmental factors. While they are known for their durability, flexible panels generally have a shorter lifespan compared to traditional rigid panels, often lasting 10 to 20 years. At 621 Solar Power, we stand by the reliability of our flexible panels by offering a comprehensive 10-year warranty, ensuring peace of mind and long-lasting performance.
Yes, solar panels can operate in shaded conditions, but their power output is typically reduced compared to optimal sunlight exposure. However, 621 Solar Power panels are equipped with advanced shading technology, enabling them to maintain normal power output even in shaded environments, ensuring consistent and reliable energy production
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