4 Panel Solar Charger FAQs
4 Panel Solar Charger
Regular price
$129.99
NESTOUT
4 Panel Solar Charger
Description
Reliable 28W Power Output
This 4-panel solar charger delivers up to 28 watts of output to charge smartphones, tablets, power banks, GPS units, and more. Built with high-efficiency SunPower MAXEON™ monocrystalline cells, it offers dependable solar performance for off-grid use, making it an ideal solution for camping, hiking, and emergency preparedness.
Compact & Adventure Ready
Weighing only 1.6 lbs (765g), the charger folds down to just 6.1 x 11.2 x 2 inches. The foldable design with reinforced seams, ripstop nylon, and water-resistant materials makes it easy to pack, carry, and deploy in rugged environments. An adjustable stand helps you angle the panel to optimize sunlight exposure throughout the day.
Durable, Weather-Resistant Construction
Built with water-repellent 210D ripstop nylon and a transparent TPU layer over the panels, the charger resists stains, moisture, and dirt. Rubberized zipper pulls and PVC backing add durability in tough outdoor conditions.
Modular Integration with NESTOUT Power Banks
Pair your solar charger with any NESTOUT battery to create a complete, off-grid energy system. The built-in storage pouch is designed with elastic straps to securely hold a 15000mAh, 10000mAh, or two 5000mAh NESTOUT batteries—keeping your gear organized and protected while charging. This integrated design lets you charge during the day, store power efficiently, and stay prepared no matter where your adventures take you.
Product Manual Here
Added Storage
Pack smart and stay organized. The NESTOUT 4 Panel Solar Charger features 2 mesh pouches designed to hold small essentials like charging cables, adapters, or even your smartphone. It also includes 6 reinforced loops, making it easy to attach the solar charger to your tent, backpack, or gear setup for optimal sun exposure while you’re on the move.
Durable Material
The 4 Panel Solar Battery Charger is made to move with you. The rugged, water-resistant ripstop nylon and reinforced stitching are designed to withstand dirt, moisture, and rough handling on any outdoor adventure. The foldable design is lightweight yet tough and rubberized zipper pulls offer added grip and longevity, even in wet or dusty conditions.
Digital Meter
No guesswork with this 4 panel solar charger. The built-in digital meter lets you monitor real-time charging performance, showing the current output in watts so you can adjust panel positioning for maximum efficiency. It’s a small feature with a big impact, helping you make the most of every ray of sun.
What's in the Box
The 4 Panel NESTOUT Solar Charger comes with a USB-A to USB-C charging cable. Additional accessories sold separately.
4 Panel Solar Charger Specifications
Solar Panel Type: SunPower MAXEON™ Monocrystalline Cells
Conversion Efficiency: Up to 24%
Number of Solar Panels: 4 panels
Power Output: Max 28W (5V /up to 4.8A total)
Connector Type: USB-A x 2
Rated Output per Port: 5V / 2.4A
Total Rated Output: 5V / 4.8A
Digital Display: Real-time power output (watts)
Weight: 1.6 lb (765g)
Folded Dimensions: 6.1 x 11.2 x 2 inches
Unfolded Dimensions: 26.4 x 11.2 x 0.47 inches
Material: Nylon (outer), PET (panel surface)
Operating Temperature: 0°C to 40°C
Storage Temperature: -20°C to 70°C
What Can the 28W 4 Panel Solar Charger Charge?
NESTOUT solar chargers are equipped with high-efficiency panels with 28W capacity, making them suitable for charging a wide range of USB-powered devices.
They are compatible with:
• Smartphones (iPhone, Android)
• Power banks (including all NESTOUT battery packs)
• GPS units
• Headlamps
• Action cameras (e.g., GoPro)
• Bluetooth speakers
• Wireless earbuds and headphones
• Tablets (charging speed may vary)
• E-readers (e.g., Kindle)
• Portable gaming devices (e.g., Nintendo Switch)
• Rechargeable bike lights and camera gear
For best results, we recommend pairing the solar charger with a power bank to store energy and provide a steady charge even when sunlight is intermittent.
How Long Does the 4 Panel Solar Charger Take to Charge Devices?
Charging times can vary based on sunlight conditions and the size of the connected power bank. On a clear, sunny day, NESTOUT 4-panel solar chargers can typically charge:
• 5000mAh battery in ~2 hours and 30 minutes
• 10000mAh battery in ~4 hours and 15 minutes
• 15000mAh battery in ~6 hours and 15 minutes
• Standard smartphone in ~4 hours and 30 minutes
For larger batteries or in partial sunlight, charging may take longer—so we always recommend topping off your gear before heading out.
Is the 4 Panel Solar Panel Waterproof or Weather-Resistant?
NESTOUT solar chargers are water-resistant and can handle light splashes or moisture from outdoor use. The integrated storage pouch includes waterproof zippers to help protect your devices while charging. However, the charger is not fully waterproof and should not be used in the rain or submerged in water. For optimal performance and longevity, avoid prolonged exposure to wet conditions.
How Do I Know if the 4 Panel Solar Charger is Charging?
The built-in digital display shows real-time power output in watts, letting you confirm energy generation and optimize panel position.
How Does the 4 Panel Compare to the 2 Panel version?
The 4-panel version delivers double the output (28W vs. 14W), faster charging, and more mounting options. The 4 panel solar charger is deal for longer trips and heavier power needs.
For more information about choosing the best solar charger for you, check out our Solar Charger Buying Guide.
Can I Charge it While I’m Hiking or Moving?
Yes, this solar charger includes 6 attachment loops for mounting to your backpack or gear. However, charging is most efficient when stationary and positioned directly toward the sun.