4 best backpacking solar charger 2018
You’ll want reliable, lightweight solar chargers for backpacking, and the BigBlue 28W is a great pick. It offers 25.4% efficiency and has both USB-C and USB-A ports, so you can charge two devices at the same time.
The FlexSolar 36W stands out with its durable IP67 rating. Plus, it uses MPPT technology to keep your power steady even in tough conditions.
If you’re looking for ultra-lightweight options, BigBlue’s 25W Ultra-light model is perfect. There’s also the durable 25W Foldable Waterproof panel, which combines efficiency with smart charging and a weatherproof design.
Keep exploring to find the best backpacking solar charger that fits your needs and keeps your devices powered on the trail.
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BigBlue 28W High-Efficiency Solar Panel Charger with Dual USB-C and USB-A
- Advanced Performance: BigBlue 28W portable solar charger provides 20% more power from every ray, thanks to...
- Upgraded Triple-Port: Dual USB-C and one USB-A ports deliver a maximum output of 5V/3A each, collectively achieving...
- High-Efficiency & IP44 Waterproof: 28W USB solar panel phone charger converts 25.4% sunlight into free energy...
- Ultra-Portable Emergency Solar Charger: Engineered for outdoor camping/hiking and emergency power supply, BigBlue...
- Universal Power on the Go: Charge your smartphones, power banks, GPS, flashlight and small electronics seamlessly...
The BigBlue 28W High-Efficiency Solar Panel Charger offers a practical solution for outdoor power needs. Its compact folding design (11 x 6 x 1.4 inches) and lightweight build (1.5 pounds) make it easy to carry on any adventure. You can charge multiple devices at once thanks to its dual USB-C and USB-A ports, keeping your essential gear powered without hassle.
With a high conversion efficiency of 25.4%, this solar charger performs reliably even in varying light conditions. Its durable, weather-resistant construction ensures it can withstand outdoor environments. However, it charges devices directly without an internal battery, so it requires consistent sunlight and careful placement to avoid overheating.
Maintenance is straightforward; keep the panel clean and avoid exposure of the USB junction box to water, as it is not waterproof. Using your own Apple-compatible cables may be necessary, as these are not included. This charger is best suited for those needing a portable, efficient solar power source for multiple small devices on the go.
Best for: Outdoor enthusiasts and travelers requiring a lightweight, dual-port solar charger for reliable power during camping, hiking, or emergencies.
What We Like:
- Efficient 25.4% solar conversion for steady charging
- Dual USB-C and USB-A ports support simultaneous device charging
- Compact and lightweight for easy transport
- Durable, weather-resistant design for outdoor use
Specification:
| Feature | Details |
|---|---|
| Manufacturer | BigBlue |
| Dimensions | 11 x 6 x 1.4 inches |
| Weight | 1.5 pounds |
| Ports | Dual USB-C and USB-A |
| Conversion Rate | 25.4% |
| Weather Resistance | Yes (panel only) |
FlexSolar 36W Ultra-Portable & Lightweight Solar Panel Charger
- Ultra-Portable Solar Companion：Engineered for adventure, the FlexSolar 36W folds to a compact 7.7×5.1smaller...
- mart Dual-Port Charging：Equipped with USB-A, USB-C and DC(5.5mm*2.1mm)outputs, this solar charger delivers power...
- Featuring a triple-layer protective construction: 1. Scratch-resistant E film surface coating 2. UV-stabilized EVA...
- 24% Photovoltaic Efficiency： Engineered with military-grade solar arrays, the FlexSolar portable charger achieves...
- IP67 Weatherproof Durability: Engineered to withstand harsh outdoor conditions, this 36W solar panel features...
The FlexSolar 36W Ultra-Portable Solar Panel Charger offers reliable power wherever your adventures take you. Its lightweight, compact design makes it easy to carry, fitting neatly into any backpack or travel bag. You won’t have to worry about bulky chargers slowing you down.
This solar charger efficiently converts sunlight into energy with its monocrystalline silicon panel and MPPT technology, ensuring steady charging even under partial shade. You can power multiple devices using its USB-A, USB-C, and DC output ports, keeping your gear ready for use.
Built tough with an IP67 rating, the FlexSolar withstands dust, water, and rough outdoor conditions. Its triple-layer protection safeguards your devices from over-voltage and overheating, adding peace of mind on the trail. Maintenance is simple—just wipe clean and store in a dry place.
Mounting is hassle-free with included carabiners and a reinforced strap, allowing for quick setup on backpacks or tents. Though limited to 5V output and two USB ports, it balances portability with reliable functionality for most outdoor tech needs.
Best for: Outdoor enthusiasts and travelers needing a durable, lightweight solar charger for powering devices off the grid.
What We Like:
- Compact and lightweight for easy portability
- High 24% efficiency with MPPT technology for consistent charging
- IP67-rated durability with triple-layer device protection
- Multiple output options: USB-A, USB-C, and DC
- Convenient mounting with included carabiners and strap
Specification:
| Feature | Details |
|---|---|
| Manufacturer | FlexSolar |
| Dimensions | 7.7 × 5.1 in (folded) |
| Weight | 1.7 lb (0.77 kg) |
| Material | Monocrystalline silicon |
| Color Options | Black |
BigBlue Ultra-light Portable 25W Solar Panel Charger with USB-A/USB-C Ports
- COMPACT AND LEIGHTWEIGHT: Designed for easy portability, BigBlue 25W solar phone charger folds down to the size of...
- EFFICIENT AND SMART CHARGING: Featuring USB-A(5V/2.4A) and USB-C(5V/3A) ports, this solar charger can power two...
- PREMIUM-GRADE SOLAR CELL: Without metal lines on the front, the N-type solar cells BigBlue used capture more...
- DURABLE WITH EXTENDED LIFESPAN: BigBlue 25W foldable solar panel combines ETFE coating, UV-resistant EVA, and...
- IP68 WATER AND DUST RESISTANCE: Rated IP68, this portable solar panel is designed to endure splashes, spills, and...
Experience the freedom of power on the move with the BigBlue Ultra-light Portable 25W Solar Panel Charger. This compact charger folds down to the size of an iPad and weighs just 0.84 lbs, making it effortless to carry on any adventure. It provides a practical solution for keeping your devices charged without relying on traditional power sources.
Equipped with USB-A and USB-C ports, it allows you to charge two devices simultaneously. Smart charging technology optimizes power delivery to protect your gadgets and improve charging efficiency. The N-type solar cells maintain up to 25.4% efficiency, capturing sunlight effectively even in less-than-ideal conditions.
Designed for outdoor use, this charger features durable, weather-resistant construction with an IP68 rating. It withstands rain and dust, ensuring reliability during camping trips or emergencies. Maintenance is simple—just wipe it clean with a damp cloth to keep the solar panels clear for maximum sunlight absorption.
Though it delivers a steady 25W output, it may not support charging larger or multiple high-power devices at once. Without built-in battery storage, charging depends entirely on sunlight availability, so planning your device use accordingly is important.
Best for: Outdoor enthusiasts and emergency preparedness users needing a lightweight, efficient solar charger for powering multiple devices on the go.
What We Like:
- Ultra-light, compact design for easy portability
- High-efficiency N-type solar cells with smart charging
- Durable, weather-resistant (IP68) build for outdoor reliability
Specification:
| Feature | Details |
|---|---|
| Manufacturer | BigBlue |
| Dimensions (folded) | Approximately iPad size |
| Weight | 0.84 lbs (0.38 kg) |
| Material | Weather-resistant fabric |
| Color Options | Not specified |
25 Watt Foldable and Waterproof Solar Panel
- Engineered with durable ETFE and IP67 waterproof rating, this rugged panel thrives in all conditions—perfect for...
- Compact foldable design collapses to the size of a tablet for easy packing, making it the ultimate portable solar...
- High-efficiency monocrystalline cell and smart IC chip tech deliver maximum output via USB-A and solar panel USB-C...
- Slim yet powerful, this foldable solar panel fits in your backpack and provides fast, consistent power for your...
- With dual 5V/3A USB ports and adaptive current sensing, this usb solar panel charger and solar panel portable...
Experience dependable power wherever your adventures take you with this 25 Watt Foldable and Waterproof Solar Panel. Its rugged design ensures you stay charged, even in tough outdoor conditions. The panel’s compact, foldable form fits easily into your pack, making it a practical solution for on-the-go charging.
Built with an ETFE exterior and an IP67 waterproof rating, this solar panel resists water, dust, and impacts. This durability means less worry about damage and easy maintenance, even after exposure to harsh weather. The slim profile and lightweight construction add to its convenience without compromising strength.
With efficient monocrystalline cells, it delivers steady power through dual USB-A and USB-C ports. A smart IC chip adjusts charging current to match your device’s needs and prevents short circuits. This ensures faster, safer charging for your phones, tablets, or other gear.
Ideal for outdoor enthusiasts, this solar charger supports your tech reliably during backpacking, camping, or climbing trips. Keep your devices powered in remote locations without the bulk of traditional chargers.
Best for: Outdoor enthusiasts and travelers needing a durable, portable solar panel to charge devices in all weather conditions.
What We Like:
- Waterproof and dustproof with IP67 rating for reliable outdoor use
- Foldable, lightweight design for easy transport and storage
- Dual USB-A and USB-C ports with smart charging technology
- Durable ETFE exterior protects against scratches and impacts
Specification:
| Feature | Details |
|---|---|
| Manufacturer | Not specified |
| Dimensions (folded) | Tablet-sized (approximate) |
| Weight | Lightweight |
| Material | ETFE exterior |
| Color Options | Not specified |
Factors to Consider When Choosing a Backpacking Solar Charger 2018
When choosing a backpacking solar charger, you’ll want to take into account its power output capacity and the types of ports it offers to match your devices. Don’t forget to check its weight and portability, along with weather resistance ratings for durability on the trail.
Also, look for advanced charging technology features that can improve efficiency and protect your gear. These little extras can make a big difference when you’re out in the wild.
Power Output Capacity
Although solar chargers often advertise high wattage, you should match the panel’s output capacity to your specific needs to avoid overpaying or undercharging. Small devices like phones or headlamps typically need 5–15 W, while charging power banks or multiple devices calls for 20–36 W or more.
Keep in mind, peak watt ratings are ideal conditions; real-world output drops due to sun angle, clouds, and temperature. To stay reliable, oversize your panel by 25–50%.
Also, check each port’s voltage and amperage limits—many max out at 5 V/2–3 A—and remember total output can drop when using multiple ports simultaneously. Panels with steady 5 V output and smart tech like MPPT help maintain power in variable conditions, ensuring your devices charge effectively during your trip.
Port Availability Types
Consider the types of ports your solar charger offers to guarantee seamless compatibility with your devices. Check if it includes USB-A, USB-C, or DC barrel jacks to match your cables and charging needs.
If you need faster charging or support for higher-voltage devices, opt for USB-C PD-capable ports. USB-A works well for most phones and accessories.
Also, verify each port’s output limits and total combined amps to make certain you can charge multiple devices simultaneously without overloading. If you plan to power larger devices like laptops or battery banks, confirm the charger supports DC output and sufficient voltage.
Finally, look for physical port protection and weather sealing to keep connectors safe from rain and dust during your backpacking trips. It’s always better to be safe than sorry when you’re out in the wild!
Weight And Portability
Choose a solar charger that keeps your pack light and your energy needs met by aiming for models under one pound. Lightweight chargers reduce fatigue on multi-day hikes without sacrificing power.
Opt for foldable panels that collapse to tablet-sized dimensions, making them easy to stash in your pack. Pay attention to the weight-to-watt ratio; efficient panels let you carry less weight for more output.
Also, look for chargers with included mounting hardware like carabiners or straps—they add minimal weight but let you hang the panels for ideal sun exposure. Keep in mind, skipping an internal battery saves weight but means you’ll need to manage charging times carefully.
Balancing these factors helps you stay powered up without dragging extra bulk on your adventure.
Weather Resistance Rating
When you’re selecting a backpacking solar charger, paying close attention to its weather resistance rating can save your gear from unexpected damage. Check the IP rating carefully—IP67 means it’s dust-tight and can handle immersion in 1 meter of water for 30 minutes, while IP44 only offers splash resistance.
Remember, the solar panel and connector box might have different ratings, so inspect both. If you’re trekking through wet or rainy conditions, aim for at least IP67 or IP68 for dependable protection.
Durable coatings like ETFE or EVA and reinforced housings can also boost resistance to UV, abrasion, and moisture. Still, don’t rely on weather ratings alone; keep connectors sealed, avoid charging in heavy rain, and follow manufacturer advice after water exposure to maintain your charger’s performance.
Charging Technology Features
Understanding the charging technology features in a backpacking solar charger can make a big difference in how efficiently your devices power up on the trail. Look for smart charging or IC technology that adjusts voltage and current to protect your devices from overcharging, overheating, or short circuits.
If you want faster charging, choose panels supporting USB Power Delivery or higher amperage per port, like around 3 A at 5 V. MPPT controllers boost energy harvest, especially in variable light or shade, compared to simple direct-output designs.
Decide if you prefer direct-output chargers, which work only in sunlight, or those with integrated batteries to store energy for later use. Also, check total output limits to make sure charging multiple devices won’t overload the panel or reduce power below what your gadgets need.
Device Compatibility Range
To get the most out of your backpacking solar charger, you’ll want to make sure it matches the devices you plan to power. Check the output voltage and per-port current—5 V and up to 3 A per port are common—to avoid slow charging.
Also, confirm the available connector types like USB-A, USB-C, or DC barrel outputs, so you don’t need unusual adapters. Make sure the charger can handle simultaneous outputs at the right amperage to charge multiple devices efficiently.
Look for smart charging features like MPPT or smart IC that adjust voltage and current, preventing under- or over-charging. And finally, decide if you need direct-device charging only or a panel compatible with batteries to store energy for later use.
Durability And Build
Because your solar charger will face the elements and frequent handling, durability is essential to guarantee reliable performance on the trail. You should look for IP ratings like IP44 to IP67 for water and dust resistance—higher ratings mean better protection against rain, splashes, and dirt.
Choose panels with tough coatings such as ETFE or EVA and reinforced baseplates to prevent UV damage, abrasion, and flexing that cause micro-cracks. Monocrystalline or N-type cells with hidden busbars reduce heat buildup and mechanical stress, which helps extend the lifespan.
Pay attention to mechanical endurance specs like fold-cycle ratings and impact resistance, plus shock-absorbing materials to withstand packing and mounting. And don’t forget to make certain junction boxes, seams, and connectors are sealed and reinforced to avoid moisture and vibration failures.
Frequently Asked Questions
How Do Solar Chargers Perform in Cloudy or Rainy Weather?
Solar chargers still work in cloudy or rainy weather, but their efficiency drops markedly. You won’t get a full charge quickly.
Can These Solar Chargers Charge Multiple Devices Simultaneously?
Yes, many solar chargers let you charge multiple devices simultaneously through multiple USB ports.
You’ll just need to check the charger’s output capacity to make sure it can handle your devices without slowing down the charging speed.
It’s pretty handy when you’re on the go and need to power up more than one gadget at a time!
What Is the Typical Lifespan of a Backpacking Solar Charger?
You’ll find that a backpacking solar charger typically lasts around 3 to 5 years, depending on how often you use it and care for it.
Coincidentally, that’s just long enough for your next big adventure!
Are These Solar Chargers Compatible With Power Banks?
Yes, most solar chargers are compatible with power banks. You just connect the solar panel’s USB output to your power bank’s input.
This lets you store energy for later use, even when the sun isn’t shining. Pretty convenient, right?
How Do I Maintain and Clean My Solar Charger for Best Performance?
Don’t worry about damaging your solar charger when cleaning it—you just need a soft cloth and mild soap. Regularly wipe the panels gently, and avoid abrasive materials.
Also, make sure to store it dry to keep its performance at its peak. This way, it stays ready for all your adventures.
Conclusion
When choosing your backpacking solar charger, consider power, portability, and durability. Look for chargers like the BigBlue 28W for efficiency, the FlexSolar 36W for lightweight design, or the foldable waterproof options for rugged use.
Pick a charger that fits your needs, matches your gear, and keeps you powered. Stay prepared, stay connected, and stay adventurous with the right solar charger by your side.
Finding the best backpacking solar charger means balancing how much power you need with how easy it is to carry. Durability matters too, especially if you’re out in the wild. Whether you want something compact or a rugged foldable model, the right solar charger can keep your devices charged on every trip.
Keep your gear charged without adding bulk or weight. A reliable solar charger is a must-have for any backpacker wanting to stay connected and powered up on the trail. So, choose wisely and enjoy your adventure with confidence!
