Choosing the best time to install solar panels can feel confusing. Should you wait for a sale, a new season, or just dive in? The truth is, the perfect time is when you find a reliable system that fits your needs and budget. Our expert-tested roundup cuts through the noise. We compare performance, durability, and real user value to help you make a smart, timely decision for your home or adventure.
In This Article
- 1 Quick Product Comparison
- 2 Our Top 10 Best Time To Install Solar Panels Reviews – Expert Tested & Recommended
- 2.1 1. Best Time to Install 9W Solar Panels with IP65 Waterproofing for Outdoor Cameras
- 2.2 2. Best Time to Install SOLPERK 20W 12V Solar Panel Kit with MPPT Controller
- 2.3 3. Best Time to Install FlexSolar 100W Portable Solar Panels for Camping Power
- 2.4 4. Best Time to Install FlexSolar 60W Portable Solar Panels for Mobile Devices
- 2.5 5. Best Time to Install ECO-WORTHY 200W Solar Panel Kit with PWM Charge Controller
- 2.6 6. Best Time to Install GRECELL 100W Portable Solar Panel for Outdoor Power
- 2.7 7. Best Time to Install 220W Portable Solar Panel for Off-Grid Power Needs
- 2.8 8. Best Time to Install N-Type 220W Portable Solar Panel for Camping and RVs
- 2.9 9. Best Time to Install FUTUREZEN 10W Solar Panel with IP66 Waterproofing for Security Cameras
- 2.10 10. Best Time to Install 2-Pack 2W Solar Panels with IP65 Waterproofing for Security Cameras
- 3 Complete Buying Guide for Best Time To Install Solar Panels
- 4 Frequently Asked Questions
Quick Product Comparison
Our Top 10 Best Time To Install Solar Panels Reviews – Expert Tested & Recommended
1. Best Time to Install 9W Solar Panels with IP65 Waterproofing for Outdoor Cameras
This 2-pack of 9W solar panels is a game-changer for anyone tired of constantly charging their outdoor security cameras. It provides a reliable, set-and-forget power source that works even in less-than-ideal weather. The included long cables and mounting hardware make installation a quick weekend project.
Key Features That Stand Out
✓ Value Pack of 2 panels with all necessary cables and adapters.
✓ Quick installation with adjustable wall brackets for optimal sun angle.
✓ 9W high power provides stable charging, extending battery life in cloudy conditions.
✓ IP65 waterproof rating ensures durability in all weather.
Why We Recommend It
It solves the most common pain point for wireless security cameras: dead batteries. The two-panel kit offers tremendous value, and the 9W output is powerful enough to keep cameras at 100% charge reliably, which cheaper panels often fail to do.
Best For
Homeowners with multiple battery-powered outdoor security cameras who want a permanent, maintenance-free charging solution.
Pros and Cons
Pros:
- Excellent value with two panels and a full accessory kit.
- Powerful enough to maintain a full charge consistently.
- Very easy to install and adjust.
- Robust waterproof build for long-term outdoor use.
Cons:
- The USB-C to Micro USB adapters can feel a little fragile.
- May be overkill for cameras in mostly shaded areas.
Customer Reviews
Customer Review: “These work great! Have them connected to a Eufy solar cam that could not keep charged. Connected one of these and now it’s 100% charged all the time!”
Customer Review: “Work as intended!! Great buy and work really good. Quality is in the middle but a good purchase.”
2. Best Time to Install SOLPERK 20W 12V Solar Panel Kit with MPPT Controller
This complete 20W kit is the smart choice for maintaining batteries on RVs, boats, or shed lights. It combines high-efficiency monocrystalline panels with a sophisticated MPPT charge controller. This combo maximizes energy harvest, making it a reliable “trickle charge” system that protects your battery investment.
Key Features That Stand Out
✓ High-efficiency monocrystalline A+ solar cells (21%-30% efficiency).
✓ Durable, 100% waterproof construction with tempered glass and aluminum frame.
✓ Includes a smart 8A MPPT charge controller for 20-30% higher charging efficiency.
✓ Perfect for maintaining 12V batteries for RVs, marine, and gate openers.
Why We Recommend It
The inclusion of an MPPT controller sets this kit apart. It’s not just a panel; it’s a complete, optimized system. This means more power gets to your battery, especially in variable weather, extending its lifespan significantly.
Best For
RV owners, boaters, or anyone needing a robust, set-and-forget system to keep a 12V auxiliary or starter battery fully charged.
Pros and Cons
Pros:
- Superior MPPT controller maximizes energy conversion.
- Extremely durable and weatherproof build quality.
- Comes with an adjustable mounting bracket for easy installation.
- Excellent for long-term battery maintenance.
Cons:
- 20W is for maintenance/trickle charging, not for high-power daily use.
- Requires basic wiring knowledge to connect to a battery.
Customer Reviews
Customer Review: “I bought the SOLPERK 20W Solar Panel Kit to keep the battery on my RV topped off, and it has worked perfectly from day one. The panel feels solid and well-made, and the adjustable mount makes it easy to position for the best sun exposure.The upgraded controller is simple to use and gives you peace o”
Customer Review: “I’m extremely impressed with the SOLPERK Solar Panel Kit 20W 12V. It’s a high-quality and well-designed product that truly delivers what it promises. The installation was quick and easy, especially with the adjustable mounting bracket, which made it simple to find the perfect angle for maximum sunli”
3. Best Time to Install FlexSolar 100W Portable Solar Panels for Camping Power
For campers and preppers, this 100W foldable panel hits the sweet spot of power, portability, and price. It’s incredibly lightweight and packs down small, yet delivers serious power to juice up power stations, phones, and laptops directly via its multiple built-in ports. It’s your off-grid power hub in a backpack.
Key Features That Stand Out
✓ Ultra-lightweight (4.1 lbs) and compact foldable design.
✓ Multiple outputs: 18W USB-A, 45W USB-C PD, and 100W DC.
✓ High 23%+ energy conversion efficiency with monocrystalline cells and ETFE lamination.
✓ Includes a versatile 4-in-1 charging cable for power stations.
Why We Recommend It
It offers premium features like high-efficiency cells and fast-charging USB-C PD at a very accessible price point. You don’t need a separate solar generator; you can charge devices directly, which is incredibly convenient.
Best For
Campers, hikers, and emergency preppers who need a powerful, portable charging solution for power stations and USB devices.
Pros and Cons
Pros:
- Exceptional power-to-weight ratio for easy portability.
- Direct device charging via USB-C PD is a major convenience.
- High efficiency performs well even on cloudy days.
- Great value for a 100W panel with multiple outputs.
Cons:
- The foldable design, while portable, may be less durable than rigid panels over many years.
- Kickstand could be sturdier for windy conditions.
Customer Reviews
Customer Review: “I’ve been using the FlexSolar S100 foldable solar panel for about a month now after a prolonged power outage in my area due to a storm.It has been a lifesaver for emergency power. It charges very efficiently. The USB ports do actually support fast charging and are very quick when exposed to direct “
Customer Review: “Wow! High output power, durable and easy fold design for portability! Love the multi output options built in and adapter cables included! Works good even on cloudy days. Great product for the money, highly recommended!”
4. Best Time to Install FlexSolar 60W Portable Solar Panels for Mobile Devices
This 60W panel is the perfect personal solar charger. It’s designed to fit in a backpack and power your phone, tablet, and small electronics directly. The intelligent chip identifies your device for the fastest possible charge, making it ideal for digital nomads or day-long outdoor excursions.
Key Features That Stand Out
✓ Smart charging ports: QC3.0 USB-A (18W), PD3.0 USB-C (40W), and DC output (60W).
✓ Intelligent chip adjusts output for optimal, safe charging speed.
✓ Lightweight with a durable, high-transparency ETFE surface layer.
✓ Uses high-efficiency A+ grade monocrystalline cells.
Why We Recommend It
Its genius is in simplicity and smart design. You don’t need a power station as a middleman for small devices. Just unfold, plug in your phone or power bank, and get a fast charge directly from the sun.
Best For
Hikers, beachgoers, festival attendees, and remote workers who need to keep phones, tablets, and small power banks charged on the go.
Pros and Cons
Pros:
- Extremely portable and laptop-sized when folded.
- Smart fast-charging for modern USB-C devices.
- Good balance of power and size for individual use.
- High-quality, waterproof ETFE material.
Cons:
- 60W is limiting for charging larger devices like laptops directly.
- Open ports, while waterproof, might collect debris if not stored carefully.
Customer Reviews
Customer Review: “I have had this for a few months now.It is about the same dimensions as my laptop, and it fits neatly into my backpack. It says it is waterproof, but I’m not sure how that works given the ports are just sticking out the side, so I probably won’t deliberately leave it plugged in sitting out in the ra”
Customer Review: “I got about 45w solar in direct sunlight. It works much better at a 45 degree angle vs flat. I will say that it did take about a day to charge my 300w predator power station. I also did not go out and follow the sun with the panels. It’s pretty easy to use and brings a cableWith various plugs. It ap”
5. Best Time to Install ECO-WORTHY 200W Solar Panel Kit with PWM Charge Controller
This 200W kit is a workhorse for off-grid cabins, sheds, or larger RV setups. It delivers substantial daily power (about 800Wh) and is built with commercial-grade durability to last for decades. It’s a foundational kit for building a more serious solar power system.
Key Features That Stand Out
✓ High daily output suitable for lights, fans, water pumps, and small appliances.
✓ Excellent performance with high-efficiency monocrystalline cells (up to 21.5% efficient).
✓ Extremely durable with corrosion-resistant frame, withstands high wind and snow loads.
✓ Includes a PWM charge controller, cables, and brackets for a complete start.
Why We Recommend It
You get a lot of robust, reliable power for your money. The panels are heavy-duty and designed for permanent installation, offering peace of mind that your investment will last through harsh weather.
Best For
DIYers setting up a permanent off-grid power source for a cabin, workshop, or as an expansion to an existing RV solar system.
Pros and Cons
Pros:
- Exceptional build quality and durability for permanent installs.
- High power output for the price point.
- Comes as a complete, ready-to-install kit.
- Panels are larger and heavier, indicating robust construction.
Cons:
- PWM controller is less efficient than an MPPT type.
- Heavy and bulky, not designed for portability.
- Requires proper mounting and electrical know-how.
Customer Reviews
Customer Review: “I don’t think you can beat this for the money.This Eco-Worthy solar kit surprised me with the quality of the solar panels. They are hefty and larger than I expected, which means that I’ll have to eventually get them on the roof of the camper. Right now, I’ve got them mounted on boards leaning up aga”
Customer Review: “Good set up for getting into solar. It is easy to setup. It is sturdy and functions well. You will probably not get 100 watts of output, I have gotten so far about 70 watts, will try to get more out of it as summer progresses. Rarely do you get the rated output on solar panels due to many atmospher”
6. Best Time to Install GRECELL 100W Portable Solar Panel for Outdoor Power
The GRECELL 100W panel is a straightforward, efficient workhorse designed to pair with popular solar generators. It folds neatly with a built-in zippered case and includes a variety of DC adapters, making it a versatile and reliable choice for camping and emergency backup.
Key Features That Stand Out
✓ Designed specifically for solar generators with a high-current connector.
✓ High conversion efficiency using monocrystalline cells.
✓ Convenient bifold design with a built-in storage/carry case.
✓ Comes with multiple DC adapters for compatibility with various power stations.
Why We Recommend It
It’s a no-fuss, reliable panel that does one job very well: charging solar generators quickly. The inclusion of many adapters means it will likely work with your existing power station without needing extra parts.
Best For
Owners of Jackery, EcoFlow, Bluetti, or similar portable power stations who want a dedicated, efficient solar panel for off-grid adventures.
Pros and Cons
Pros:
- Excellent compatibility with major power station brands.
- Simple, robust foldable design with integrated carrying case.
- Charges efficiently even in partial sunlight.
- Good value for a dedicated generator-charging panel.
Cons:
- No built-in USB ports for direct device charging.
- The carrying case, while convenient, adds a bit of bulk.
Customer Reviews
Customer Review: “This solar panel is awesome! It’s lightweight, folds up easily, and is super simple to set up. Even in partial sun it charges my devices quickly and reliably. Perfect for camping, road trips, or emergency power. Great quality and definitely worth the price!”
Customer Review: “I bought this 240W foldable solar panel mainly for camping and as a backup at home. It’s simple to set up, just unfold and face it toward the sun. The foldable design makes it easy to carry, and it doesn’t take up much space when stored.So far, it has worked reliably with my power station, giving st”
7. Best Time to Install 220W Portable Solar Panel for Off-Grid Power Needs
Need serious portable power? This 220W panel delivers. With a high 23.5% conversion efficiency from monocrystalline cells, it’s built to recharge large power stations quickly. Its IP67 rating means you can use it in any weather, making it a reliable source for extended camping or backup power.
Key Features That Stand Out
✓ High 23.5% conversion efficiency for maximum power harvest.
✓ Portable and foldable design, though at 8.5kg it’s built for power.
✓ IP67 waterproof and dustproof rating for ultimate outdoor durability.
✓ Designed to quickly charge high-capacity power stations.
Why We Recommend It
It bridges the gap between portable panels and permanent ones. You get near-permanent-panel efficiency in a foldable, weatherproof package that can dramatically cut the recharge time for a large solar generator.
Best For
Users with high-capacity power stations (1000Wh+) who need fast solar recharging for extended off-grid living or powering heavy-duty appliances.
Pros and Cons
Pros:
- High wattage output for rapid charging of large batteries.
- Excellent waterproofing for worry-free use in all conditions.
- Very efficient cell technology.
- Good value for a high-wattage portable panel.
Cons:
- Heavier than lower-wattage portable options.
- Requires a compatible high-wattage power station to be useful.
Customer Reviews
Customer Review: “I bought this MHPOWOS 220W solar panel to use with my EcoFlow Delta 2 1024W, and after two full days of real-world testing in the Texas Gulf Coast sun, I’m genuinely impressed.I had the panel tilted at 17° (on a 1×8 board) and manually repositioned it every hour or so to keep it facing the sun. Alte”
Customer Review: “My son has been on a nationwide camping trip, and he was tired of needing to buy ice for his cooler, so I got him a car refrigerator, a power bank with an additional external battery, and this solar panel. This was one of the least expensive panels, so I had my doubts about it, but figured it was w”
8. Best Time to Install N-Type 220W Portable Solar Panel for Camping and RVs
This panel uses advanced N-Type TOPCon solar cell technology, which offers better performance in low-light and high-heat conditions compared to standard cells. Combined with IP68 waterproofing and a tough ETFE coating, it’s a premium portable panel built for demanding, long-term use.
Key Features That Stand Out
✓ Advanced N-Type TOPCon monocrystalline cells for higher efficiency and performance.
✓ Compact foldable design with a carrying handle for easy transport.
✓ IP68 waterproof and dustproof rating with durable ETFE coating.
✓ High-quality A+ grade cells ensure consistent power output.
Why We Recommend It
The N-Type technology is the key differentiator. It means more power earlier in the morning, later in the evening, and on hot days. If you want the absolute best performance from a portable panel, this is a top contender.
Best For
Serious campers, overlanders, and RV users who want maximum energy harvest from their portable setup and are willing to invest in leading-edge technology.
Pros and Cons
Pros:
- Superior N-Type cell technology for better real-world performance.
- Extremely high IP68 weatherproof rating.
- High build quality with a focus on durability.
- Outperforms many other panels of the same rated wattage.
Cons:
- Premium technology comes at a higher price point.
- Can be heavy due to robust construction.
Customer Reviews
Customer Review: “I’ve been really impressed with this SOKIOVOLA N-Type 200W solar panel. It feels well made, opens easily, and folds back up without any hassle. The weight is very manageable considering how flexible the panel is.My favorite part has been the performance. On a sunny day here in Southern California, I”
Customer Review: “This is the best solar panel I have every bought. I have bought many.This one beans my most expensive B L et i panel with close to 170 watts output in late march, when I never got higher than 150 on my other one. So 10-20 watts better than my best foldable solar panel I own. This topcon tech is top “
9. Best Time to Install FUTUREZEN 10W Solar Panel with IP66 Waterproofing for Security Cameras
This powerful 10W single panel is a dedicated upgrade for a single security camera. It uses high-efficiency monocrystalline silicon to provide reliable power 365 days a year. With its USB-C output and multiple adapters, it’s a versatile and potent solution for keeping one crucial camera perpetually online.
Key Features That Stand Out
✓ Wide compatibility via USB-C output with Micro USB and DC adapters.
✓ High-quality monocrystalline cells for efficient year-round power.
✓ IP66 waterproof rating for stable operation in extreme temperatures.
✓ Specifically designed for the continuous power demands of security cameras.
Why We Recommend It
It often outperforms the solar panels sold by security camera brands themselves. If you have a camera in a spot with decent sun but its own solar solution is failing, this 10W panel is the reliable fix.
Best For
Replacing an underperforming OEM solar panel for a single outdoor security camera, or for powering a camera in a high-usage area.
Pros and Cons
Pros:
- More powerful than many standard camera-specific panels.
- Excellent compatibility with a wide range of 5V devices.
- Superior weatherproofing (IP66).
- Can charge a camera battery very quickly.
Cons:
- Single unit, not a multi-pack.
- May require a separate mounting bracket depending on your setup.
Customer Reviews
Customer Review: “Wow this charged my SimpliSafe outdoor camera in 1 hour during 9am sunlight whereas the SimpliSafe solar panel was slowly losing 2-3% everyday.Don’t bother with SimpliSafe solar panels this is way better”
Customer Review: “Plugged this into my security camera in mid-December. The panel was only getting a couple hours of sun per day, and you can see the result in the photo.👌”
10. Best Time to Install 2-Pack 2W Solar Panels with IP65 Waterproofing for Security Cameras
This is the essential, economical starter pack for basic security cameras. The 2W output is sufficient to trickle-charge cameras with low power draw, extending battery life for weeks or months. For the price, getting two reliable, waterproof panels is a fantastic deal.
Key Features That Stand Out
✓ Wide compatibility with Micro USB or USB powered security cameras.
✓ High-efficiency monocrystalline silicon for good sunlight absorption.
✓ IP65 waterproof rating for reliable year-round outdoor use.
✓ Great value with two panels in one pack.
Why We Recommend It
It’s the simplest, most cost-effective way to reduce how often you charge or change camera batteries. If your camera isn’t in constant motion-detection mode, these 2W panels will likely keep it running almost indefinitely.
Best For
Users with basic, low-power-drain security cameras looking for an affordable, low-maintenance solution to extend battery life.
Pros and Cons
Pros:
- Incredibly affordable for a two-pack.
- Easy to install and very discreet.
- Effective for basic trickle-charging needs.
- Good weatherproofing for the price.
Cons:
- 2W is low power; may not keep up with high-activity cameras.
- Best suited for supplemental charging, not full-time power.
Customer Reviews
Customer Review: “Very pleased with this product. Super easy to install. I used these on outdoor battery cameras and haven’t had one issue with these panels. They charge the batteries up nicely. Quality is excellent. It has rained a few times since I installed them and they still work great. I would recommend pointin”
Customer Review: “Very pleased with this product. Super easy to install. I used these on outdoor battery cameras and haven’t had one issue with these panels. They charge the batteries up nicely. Quality is excellent. It has rained a few times since I installed them and they still work great. I would recommend pointin”
Complete Buying Guide for Best Time To Install Solar Panels
Essential Factors We Consider
Picking the right solar panel isn’t just about wattage. Think about how you’ll use it. For security cameras, focus on waterproof rating (IP65 or higher) and whether it includes mounting gear. For camping, weight, foldable size, and output ports are key. For RV or cabin systems, look at cell efficiency, durability, and if a charge controller is included. Always match the panel’s voltage to your battery or device.
Budget Planning
Your budget decides your options. Under $50 gets you great single-purpose panels like security camera kits. The $100-$200 range opens up powerful portable panels for power stations. Over $200, you’re looking at high-wattage portable panels or complete permanent kits for off-grid power. Remember, the best time to install solar panels is when you find one that delivers the features you need at a price that feels right. Don’t overbuy wattage you won’t use.
Final Thoughts
The ideal panel solves a specific problem. Start by asking: “What do I want to power?” The answer guides everything – from the type of panel to the perfect time to buy and install it. A well-chosen system pays off in convenience and peace of mind for years.
Frequently Asked Questions
Q: What is the absolute best time of year to install solar panels?
A: For home systems, late spring or early fall is often ideal. The weather is mild for installers, and you can start generating power before high-summer use or winter storms. For portable panels, any time is fine – just buy them before your camping season or emergency preparation deadline!
Q: Can I install a solar panel myself?
A> Most portable and security camera panels are designed for DIY. They come with instructions and simple mounts. For permanent roof-mounted home or RV systems, we recommend a professional, especially for electrical connections to ensure safety and warranty compliance.
Q: Will a solar panel work on cloudy days?
A> Yes, but with less power. High-efficiency monocrystalline panels (like most on this list) perform significantly better in low-light conditions than older types. They won’t produce their rated wattage, but they’ll still provide a useful trickle charge.
Q: How do I know what wattage I need?
A> Add up the power consumption (in watts) of the devices you want to run or charge. Then, consider how many hours of sun you get. A simple rule: a 100W panel can generate about 300-500 watt-hours of energy on a sunny day, enough to charge a phone 30+ times or run a 10W security camera continuously.
So, when is the best time to install solar panels? After reading our reviews, the answer is clear: the time is now. You have all the information you need. Whether you’re stopping camera battery anxiety with our Best Choice 9W panel, powering adventures with the Best Budget FlexSolar 100W, or maintaining your RV with the Editor’s Choice SOLPERK kit, a reliable solar solution is ready for you. Don’t wait for the “perfect” moment that may never come. Choose the panel that fits your life, click the link, and start enjoying free, clean power from the sun.
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