6 Best Solar Panels for Cloudy Days of 2020

Last update: Nov 22, 2020

Have you ever thought about harnessing natural energy (solar energy)? If you use solar energy, you can provide energy for appliances whether you are on the road, or you are at home with no electricity, or you want to save on electricity bills, or protect the environment.

Do you know that solar panels are one of the top choices for cloudy days? The use of solar energy is increasingly popular, and showing a modern lifestyle.

Operating principles are to use the power of the sun to charge your batteries. We need to choose the right size and power for each use purpose.

You might know that there are many different types of solar panels for cloudy days. So, selecting the best solar panels is necessary.

If you have been considering purchasing one of the best solar panels for cloudy day, we here to help you with our list of the best solar panels below

Here are the best solar panels for cloudy days you can buy in 2020:

  • Best Overall: Newpowa High Efficiency Solar Panel
  • Easy to Install: SunPower SPR-E-FLEX-110 Solar Panel
  • Best Budget: Renogy RNG-100DB-H Flexible Solar Panel
  • Highly Efficient: Renogy RNG-KIT-STCS-100D-VOY20 Waterproof Solar Panel
  • Easy to Use: Renogy KIT-STARTER200D Solar Panel
  • Most Power Output: Renogy KIT-STARTER400D Solar Panel
6 Best Solar Panels for Cloudy Days
Best Overall
Newpowa High Efficiency Solar Panel
    Easy to Install
    SunPower SPR-E-FLEX-110 Solar Panel
      Best Budget
      Renogy RNG-100DB-H Flexible Solar Panel
        Highly Efficient
        Renogy RNG-KIT-STCS-100D-VOY20 Waterproof Solar Panel
          Easy to Use
          Renogy KIT-STARTER200D Solar Panel
            Most Power Output
            Renogy KIT-STARTER400D Solar Panel

              Best Overall: Newpowa High Efficiency Solar Panel

              Newpowa High Efficiency Solar Panel
              Newpowa High Efficiency Solar Panel
              Pros
              • Sturdy design
              • Small and slim
              • Good price
              Cons
              • Rigid design

              If you need something reliable and highly efficient for cloudy days, this Newpowa High Efficiency Solar Panel is what you need. This is new design from Newpowa that provides you higher cells efficiency and better light converting rate with maximum power up to 210 Watts, Voltage at Pmax 17.0 volts and Current at Pmax: 12.35A. Besides, this product is super easy to install with Diodes are pre-installed in junction box and a pair of pre-attached 3ft MC4 Cable. Finally, this panel is widely used in marine, farm, housing, traffic signs.

              Newpowa High Efficiency Solar Panel Specifications

              Product Dimensions

              64.57 x 26.57 x 1.38 inches

              Item Weight

              24.4 pounds

              Wattage/ Voltage

              210 watts/ 16.77 volts

              Verdict

              A reliable and high efficiency for cloudy days.

              Easy to Install: SunPower SPR-E-FLEX-110 Solar Panel

              SunPower SPR-E-FLEX-110 Solar Panel
              SunPower SPR-E-FLEX-110 Solar Panel
              Pros
              • Easy to store and install
              • Lightweight
              • Charging power
              Cons
              • Need more grommets/ holes for more sturdiness

              This SunPower SPR-E-FLEX-110 Solar Panel will satisfy you with its easy installation, this product is super suitable for irregular surfaces with a flexibility up to 30 degrees. This panel is made with 25% efficient Maxeon Gen III prime back contact cells. In addition, it is constructed with top-grade, light-weight polymer materials, allowing for easy transport. Besides, this panel must be used with a solar controller to recharge batteries and a MPPT type controller is required to use all of its available power. Finally, the SunPower SPR-E-FLEX-110 Solar Panel can provide 110 Watts of power for you, on an overcast day with little direct sunlight, typical power output is between 10 and 50 Watts.

              SunPower SPR-E-FLEX-110 Solar Panel Specifications

              Product Dimensions

              45.9 x 21.9 x 0.8 inches

              Item Weight

              4.49 pounds

              Wattage/ Voltage

              110 watts/ 18.8 volts

              Verdict

              A simple and flexible solar panel for you with easy installation.

              Best Budget: Renogy RNG-100DB-H Flexible Solar Panel

              Renogy RNG-100DB-H Flexible Solar Panel
              Renogy RNG-100DB-H Flexible Solar Panel
              Pros
              • Lightweight
              • Flexible
              • Durability
              Cons
              • Need to keep the surface clean regularly to ensure efficiency.

              With a friendly-budget, this Renogy RNG-100DB-H Flexible Solar Panel will surprise you with its advanced features. This panel is ultra-lightweight, ultra-thin and flexible up to 248 degrees arc to become most suitable for roofs or uneven surfaces. With advanced polymer materials, this product weighs 70% less than conventional solar panels help you transport and install more easily. In addition, it is designed to withstand extreme wind of up to 2400 Pa and snow loads of up to 5400 Pa. Besides, this panel is 95% thinner than its rigid counterpart, making it become ideal for a stealthy solar setup. Finally, this Renogy RNG-100DB-H is capable of meeting a wide range of applications where standard panels can be inconvenient to mount that provides you with extreme flexibility.

              Renogy RNG-100DB-H Flexible Solar Panel Specifications

              Product Dimensions

              47.9 x 21 x 0.08 inches

              Item Weight

              4 pounds

              Wattage/ Voltage

              100 watts/ 12 volts

              Verdict

              A good solar panel that is valued with a friendly-budget for you.

              Highly Efficient: Renogy RNG-KIT-STCS-100D-VOY20 Waterproof Solar Panel

              Renogy RNG-KIT-STCS-100D-VOY20 Waterproof Solar Panel
              Renogy RNG-KIT-STCS-100D-VOY20 Waterproof Solar Panel
              Pros
              • Portability
              • Sturdiness
              • Weatherproof
              Cons
              • Need to setup every time of using
              • Not suitable for city house

              If you need a convenient and portable solar panel, this Renogy RNG-KIT-STCS-100D-VOY20 solar panel is an ideal choice for you. With adjustable, corrosion-resistant aluminum stands as a heavy-duty handle and latches that provides you with the highest durability and longevity. This panel can produce 500 watts hours per day for a long-lasting use and this will depend on sunlight availability. This product also features LCD display for displaying operating Information, data and power regulation with charge controller. In addition, the 20A built in 5 stages solar charge controller provides overcharge protection, reducing fire risk, the low-voltage system also avoids electric shock hazards to ensure for you the safety. Finally, this panel is the best in cloudy weather and not as severely affected by partial shade as the other types and it is also durable by weatherproof features.

              Renogy RNG-KIT-STCS-100D-VOY20 Waterproof Solar Panel Specifications

              Product Dimensions

              27.2 x 19.9 x 2.8 inches

              Item Weight

              13.6 pounds

              Wattage/ Voltage

              100 watts/ 12 volts

              Verdict

              A convenient and portable solar panel that provides a high efficiency for your needs.

              Easy to Use: Renogy KIT-STARTER200D Solar Panel

              Renogy KIT-STARTER200D Solar Panel
              Renogy KIT-STARTER200D Solar Panel
              Pros
              • Value for money
              • Easy to use and install
              • Packaging
              Cons
              • High price

              This Renogy KIT-STARTER200D Solar Panel is especially suitable for new customers that start to use solar panels. This product provides many benefits, including, but not limited to, quiet power production and grid independence. You also can extend your travels further with adding a polycrystalline or monocrystalline solar panel kit. In addition, the Negative Grounding controller with battery reversed, overloading, short-circuit and over charging/discharging protection ensures the broader off grid applications and safety.

              Besides, this is specially can be used on a vehicle which has battery negative on the chassis. This panel will give you an ideal output up to 1000Wh per day and can fully charge a 50Ah Battery from 50% in 1. 5 hours depending on the availability of sunlight. Finally, the durability of this product is ensured by a corrosion-resistant aluminum frame for extended outdoor use.

              Renogy KIT-STARTER200D Solar Panel Specifications

              Product Dimensions

              47.3 x 21.3 x 1.4 inches

              Item Weight

              36.6 pounds

              Wattage/ Voltage

              200 watts/ 12 volts

              Verdict

              A simple, easy to use and install solar panel for new customers.

              Most Power Output: Renogy KIT-STARTER400D Solar Panel

              Renogy KIT-STARTER400D Solar Panel
              Renogy KIT-STARTER400D Solar Panel
              Pros
              • High power
              • Durability
              • Technology support
              Cons
              • Expensive

              With 400 watts and 12 volts of power output, this Renogy KIT-STARTER400D Solar Panel has enough abilities to respond to most of your needs. This product features a polycrystalline or monocrystalline solar panel kit that can extend your travels further than ever before. With the Renogy Wanderer 30A PWM Charge Controller, you can expand your system up to a maximum of 400W, it also provides you ideal output up to 2000Wh per day; can fully charge a 200Ah battery from 50% in 3 hours depending on the availability of sunlight.

              Finally, the grounding controller with battery reversed, overloading, short-circuit and over charging /discharging protection ensures the broader off grid applications and safety.

              Renogy KIT-STARTER400D Solar Panel Specifications

              Product Dimensions

              48 x 23 x 10 inches

              Item Weight

              73 pounds

              Wattage/ Voltage

              400 watts/ 12 volts

              Verdict

              A high-quality solar panel that provides you an ideal output for your needs of power.

              How To Choose The Best Solar Panel for Cloudy Days?

              Owning a steady source of energy that can be used to supply electricity for your everyday equipment and devices makes the trip more convenient and the solar energy panel will help you to get that. We will provide you some standards below to help you buy the best suitable product for yourself.

              Lightweight and flexible

              It is important that your solar panel is easy to store or install for actual use. Besides that, you can also expect the replacement of it easier, all the while being reliably adaptable when it comes to transportation, placement. Therefore, this is a factor you should consider before your purchase.

              Actual Output

              This factor is necessary to decide the efficiency of your solar panel to your requirements of power. You should determine clearly your needs for power then you can check the actual output of the product precisely before your buying. Remember to check it carefully for the optimum performance.

              Durability

              Although it looks flimsy because of its flexibility and even it is bendable, it still needs to be durable for a long-lasting use. This standard will depend on materials of the product that you will buy. You will use these solar panels outside, they are manufactured with enough durability to not be damaged by rain, dust, sand, and other elements and also protected from damages from constant movement and vibration. Therefore, check it carefully before your purchase.

              Price

              Last but not less, this factor is important to make the product become most suitable for you. Buying a product that can respond to your needs is necessary but suitable with your budget is also important. Check your requirements carefully so you can buy the best product for yourself with a suitable price.

              Which Brands Make The Best Solar Panel for Cloudy Days?

              Newpowa

              With over ten years of experience in solar, Newpowa is an American leading brand in off-grid solar applications. We are born to be renewable and know the value of solar energy. By utilizing industrial cutting-edge technology, we offer the most advanced solar products to generate enough power and electricity for use in daily applications.

              SunPower

              SunPower secures $1 billion in residential solar + storage financing through partnership with Technology Credit Union. SunPower also secures dedicated commercial solar financing through the Bank of the West. SunPower is ranked the number one Commercial direct solar solutions provider in the U.S. for capacity for the third consecutive year. SunPower launches new OneRoof™ system, an efficient, durable and cost-effective solar roofing product that is ideal for the new-home market, with KB Home offering the product first. SunPower completes Maxeon Solar Technologies spin-off, establishing two complementary, independent, publicly traded companies.

              Renogy

              Renogy is a renewable energy company that prides itself on supplying the best solar products on the market today. Renogy supplies solar products for homes, businesses, recreational vehicles, boating, and virtually any application you can think of. We’ve even come up with several solutions to improve your everyday life at home, work, and on the go! Each Renogy product is manufactured according to the highest quality standards – all while keeping our community and value at the forefront. That’s why Renogy products are not only rated as extremely efficient but are also sold at the lowest price point possible. Our mission is to provide tailor-made solutions that can meet, and exceed, all your needs. The solar community is at the core of our company and we will do everything possible to ensure that each of our customers has a positive Renogy experience. Unsure of your solar needs? Our website features wiring diagrams and an intuitive calculator to help you put together your system. And if you’re still not sure you can contact our knowledgeable technical support department. We’re here for you! Big or small. Solar for all.

              Conclusion

              From now on, you will have no worries about your needs for energy with features and convenience of solar panels. We hope that our buying guide and information will help you to buy the most suitable solar for yourself.


              Related Articles