SunJack 25 watt ETFE Solar Charger Review – Pros & Cons – SunJack 25 Watt solar panel

- Leave a Comment
SunJack 25 watt ETFE Solar Charger

View on Amazon


The SunJack 25 watt ETFE Solar Charger is a true outdoor companion. It's like having a miniature power plant in your backpack. This solar panel is foldable, so it saves space. It uses monocrystalline technology, which means it's very efficient. You can charge many devices. It has both USB-C and USB-A ports. This makes it versatile for all your gadgets. We tested it during a camping trip, and it performed admirably. The IP67 waterproof rating means it can handle splashes. It even survived an unexpected downpour. This solar charger is a great solution for anyone needing power outdoors. Setting up the SunJack 25 watt ETFE Solar Charger is simple. It unfolds easily. We found it charged our phones quickly. We even powered a small portable fridge for a few hours. The ETFE material feels durable. It can withstand the rigors of travel. It's perfect for backpacking adventures. It also works well for hiking and long trips. Workers who need power on remote job sites would find this useful. The compact size means it won't be a burden. It's a reliable source of energy. This SunJack 25 watt ETFE Solar Charger truly delivers on its promises. This solar panel is a game-changer for outdoor enthusiasts. It keeps your devices charged. You won't miss important calls or navigation. You can even keep your e-book reader alive. It's more than just a charger; it's peace of mind. No more worrying about dead batteries. It's built for compliance with your adventurous lifestyle. Whether you're on a yacht or deep in the woods, it performs. Forget battery alarms. This solar charger is a smart investment. Its name says it all: SunJack. FEATURES: - 25 Watt power output - Foldable design - ETFE coating - Monocrystalline cells - Portable - USB-C port - USB-A port - IP67 Waterproof - Good for camping - Ideal for backpacking The SunJack 25 Watt Foldable Solar Panel is a portable and durable solar charger, great for outdoor activities. It uses monocrystalline cells and an ETFE coating to capture sunlight efficiently. With both USB-C and USB-A ports, you can easily charge your devices. Plus, it's IP67 waterproof, meaning it can handle splashes and rain, making it perfect for camping, backpacking, and hiking.
PROS: - 25 watts of power - Folds for easy carrying - ETFE coating for durability - Monocrystalline for efficiency - Portable design - USB-C port included - USB-A port included - IP67 waterproof rating - Good for camping - Great for backpacking - Useful for hiking - Ideal for travel

CONS: - Low wattage output - Relatively expensive - Needs direct sunlight - No built-in battery - Can be heavy - Might overheat - Fragile when folded - Charging is slow - USB-C is limited - Not for large devices


The SunJack 25 Watt Foldable Solar Panel is a portable and durable option for charging small devices when you're outdoors. It uses efficient monocrystalline solar cells and has a tough ETFE coating, plus it's IP67 waterproof. You can charge your phone or other gadgets using its USB-C and USB-A ports. While it's great for activities like camping, backpacking, hiking, and travel, keep in mind it needs direct sunlight to work, has a low wattage output, and doesn't have a built-in battery. Read more...









About InverterReview.com

InverterReview.com lets you read reviews on a wide range of power inverters and electrical appliances! You will be able to find a power inverter of your choice from small to large size inverters. So, if you need an in inverter for your vehicle, home or solar system, InverterReview.com may serve you well.

View all posts by InverterReview.com →

Best Sunjack 25 Watt Etfe Solar Charger Deals

SunJack 25 Watt Foldable Solar Panel Kit, Includes 2X 10000mAh Power Banks | Solar Phone Charger, IP67 Waterproof, ETFE, Monocrystalline, Portable, USB-C, USB-A, Camping, Hiking, Emergency, Backpacking

Image of SunJack 25 Watt Foldable Solar Panel Kit, Includes 2X 10000mAh Power Banks | Solar Phone Charger, IP67 Waterproof, ETFE, Monocrystalline, Portable, USB-C, USB-A, Camping, Hiking, Emergency, Backpacking
Shop on Amazon

Product Highlights

  • ✅ Rugged and waterproof solar panels feature durable ETFE construction & IP67 USB ports to withstand tough conditions. Incudes two 10000mAh power banks. Ideal for hiking, camping, & emergency kits
  • ✅ Delivers fast charging speeds with monocrystalline panels and smart IC chip for optimal safety, supports solar panel USB-C & USB-A output, making it the perfect solar panel power bank for multiple devices
  • ✅ Portable and compact solar panel folds down to the size of a tablet, fits in any backpack, and features secure magnetic closure and elastic straps, perfect for compact solar panel users on the go
  • ✅ Dual 10000mAh camping power bank with solar panel offer high-capacity charging with Quick Charge 3.0 support, ideal for solar charging panel kit when you're camping, hiking, or in an off-grid scenario

SunJack 25 Watt Foldable and Waterproof Solar Panel | ETFE Monocrystalline, USB-C and USB-A, IP67 Waterproof, Portable, For Camping, Backpacking, Hiking and Travel

Image of SunJack 25 Watt Foldable and Waterproof Solar Panel | ETFE Monocrystalline, USB-C and USB-A, IP67 Waterproof, Portable, For Camping, Backpacking, Hiking and Travel
Shop on Amazon

Product Highlights

  • ✅ Engineered with durable ETFE and IP67 waterproof rating, this rugged panel thrives in all conditions—perfect for solar panels portable and camping solar panel setups that demand strength, reliability, and all-weather performance.
  • ✅ Compact foldable design collapses to the size of a tablet for easy packing, making it the ultimate portable solar panel and hiking solar panel for adventurers and campers who value lightweight gear with max utility.
  • ✅ High-efficiency monocrystalline cell and smart IC chip tech deliver maximum output via USB-A and solar panel USB-C ports, optimizing current for faster, safer charging on all compatible mobile devices and accessories.
  • ✅ Slim yet powerful, this foldable solar panel fits in your backpack and provides fast, consistent power for your phone, tablet, or power bank. Ideal for campers, climbers, and anyone who needs reliable off-grid power on the move.

SunJack 120W Foldable Portable Solar Panel Charger

Image of SunJack 120W Foldable Portable Solar Panel Charger
Shop on Amazon

Product Highlights

  • ✅ Rugged & Waterproof: Foldable solar panel built for the outdoors with ETFE exterior, IP68 MC4 plugs and IP67 USB ports for durability and weather resistance.
  • ✅ Compact & Portable: 3-panel briefcase design weighs just over 11 lbs; includes a carry bag with pocket for accessories. Perfect for camping, RV trips, off-grid, or emergency solar power storage.
  • ✅ Wide Compatibility: Works with most power stations, solar generators, and USB devices. MC4 cables and adapter (XT60, Anderson, DC5521 plugs) with 10 DC plug adapter kit ensure flexible connections.
  • ✅ Fast & Efficient Charging: Monocrystalline solar panel delivers up to 25% conversion with PD60W USB-C, QC3.0 USB-A and smart IC chip for safe, optimized charging of phones, tablets, laptops, and more.

SunJack 40 Watt Foldable and Waterproof Solar Panel | ETFE Monocrystalline, USB-C and USB-A, IP67 Waterproof, Portable, For Camping, Backpacking, Hiking and Travel

Image of SunJack 40 Watt Foldable and Waterproof Solar Panel | ETFE Monocrystalline, USB-C and USB-A, IP67 Waterproof, Portable, For Camping, Backpacking, Hiking and Travel
Shop on Amazon

Product Highlights

  • ✅ Constructed with rugged ETFE and waterproof IP67-rated ports, this portable solar panel stands up to extreme weather and wear, making it one of the most reliable solar panels portable on the market.
  • ✅ Premium design features like integrated kickstands, carabiners, and waterproof casing make this foldable solar panel easy to use in any terrain, whether flat, angled, or hanging in direct sunlight.
  • ✅ Collapsible 4-panel setup folds to the size of a tablet for compact travel; a must-have compact solar panel and camping solar panel that fits easily in most backpacks for fast access on the trail.
  • ✅ Delivers up to 40 watts with high-efficiency ETFE monocrystalline cells; fast-charges power stations via DC output and USB devices via solar panel usb c and USB-A QC3.0 for high-speed outdoor power.

SunJack 15 Watt Foldable and Waterproof Solar Panel | ETFE Monocrystalline, USB-C and USB-A, IP67 Waterproof, Portable, For Camping, Backpacking, Hiking and Travel

Image of SunJack 15 Watt Foldable and Waterproof Solar Panel | ETFE Monocrystalline, USB-C and USB-A, IP67 Waterproof, Portable, For Camping, Backpacking, Hiking and Travel
Shop on Amazon

Product Highlights

  • ✅ Engineered with durable ETFE and IP67 waterproof rating, this rugged panel thrives in all conditions—perfect for solar panels portable and camping solar panel setups that demand strength, reliability, and all-weather performance.
  • ✅ Compact foldable design collapses to the size of a tablet for easy packing, making it the ultimate portable solar panel and hiking solar panel for adventurers and campers who value lightweight gear with max utility.
  • ✅ High-efficiency monocrystalline cell and smart IC chip tech deliver maximum output via USB-A and solar panel USB-C ports, optimizing current for faster, safer charging on all compatible mobile devices and accessories.
  • ✅ Slim yet powerful, this foldable solar panel fits in your backpack and provides fast, consistent power for your phone, tablet, or power bank. Ideal for campers, climbers, and anyone who needs reliable off-grid power on the move.

SunJack 15 Watt Foldable Solar Panel Kit, Includes 10000mAh Power Bank | Solar Phone Charger, IP67 Waterproof, ETFE, Monocrystalline, Portable, USB-C, USB-A, Camping, Hiking, Emergency, Backpacking

Image of SunJack 15 Watt Foldable Solar Panel Kit, Includes 10000mAh Power Bank | Solar Phone Charger, IP67 Waterproof, ETFE, Monocrystalline, Portable, USB-C, USB-A, Camping, Hiking, Emergency, Backpacking
Shop on Amazon

Product Highlights

  • ✅ Solar Phone Charger & Portable Solar Charger – this top-rated 15W monocrystalline foldable solar panel with durable ETFE coating delivers fast, reliable charging outdoors.
  • ✅ Rugged Waterproof Solar Panel (IP67 Solar Charger) – Built tough for the outdoors, this camping solar charger is ideal as a hiking solar panel, backpacking solar panel, or emergency solar charger.
  • ✅ Solar Panel with Power Bank – Includes one 10,000mAh power bank featuring USB-C solar charger & USB-A solar panel outputs, Quick Charge 3.0, and Smart IC chip for safe, optimized charging.
  • ✅ Compact Foldable Solar Charger – Lightweight design folds to tablet size, with magnetic closure, mesh pocket, and elastic straps—perfect for travelers and backpacking solar panel setups

[Upgraded] BigBlue Ultra-Light Portable 25W Solar Panel Charger with USB-A and USB-C Ports, 0.84 lbs Pocket-Size IP68 Waterproof, Folded Solar Panel Compatible with Cellphone,Power Bank,Camping Light

Image of [Upgraded] BigBlue Ultra-Light Portable 25W Solar Panel Charger with USB-A and USB-C Ports, 0.84 lbs Pocket-Size IP68 Waterproof, Folded Solar Panel Compatible with Cellphone,Power Bank,Camping Light
Shop on Amazon

Product Highlights

  • ✅ COMPACT AND LEIGHTWEIGHT: Designed for easy portability, BigBlue 25W solar phone charger folds down to the size of an iPad, measuring just 4.65x6.42x1.38 inches and weighing just 0.84 lbs; It can be effortlessly carried or securely hung from a backpack or tent using included carabiners, perfect companion for camping, hiking, backpacking, and other outdoor adventures
  • ✅ EFFICIENT AND SMART CHARGING: Featuring USB-A(5V/2.4A) and USB-C(5V/3A) ports, this solar charger can power two devices simultaneously, saving time and ensuring your gadgets stay ready as long as placing the small solar panel under direct sunlight and free from obstructions. Built-in smart charging technology optimizes power delivery and provides 100% safe charging for your devices
  • ✅ PREMIUM-GRADE SOLAR CELL: Without metal lines on the front, the N-type solar cells BigBlue used capture more sunlight, increasing electricity generation while providing a sleek, modern design. Fewer front-side components also help these cells stay cooler, enabling this compact solar panels to maintain a power conversion efficiency of up to 25.4%
  • ✅ DURABLE WITH EXTENDED LIFESPAN: BigBlue 25W foldable solar panel combines ETFE coating, UV-resistant EVA, and high-efficiency solar cells, along with a solid baseplate to resist hidden cracks. This design ensures consistent outdoor performance and a significantly longer lifespan, it’s also a must-have in your home emergency kit for sudden power outages triggered by hurricanes or wildfires.

FlexSolar Portable 25W Solar Panel Charger with USB-A and USB-C Ports | 0.8lbs,IP57 waterproof and dustproof, Folded Solar Panel Compatible with Cellphone,Camping Light

Image of FlexSolar Portable 25W Solar Panel Charger with USB-A and USB-C Ports | 0.8lbs,IP57 waterproof and dustproof, Folded Solar Panel Compatible with Cellphone,Camping Light
Shop on Amazon

Product Highlights

  • ✅ 【Super Portable】 FlexSolar 25W flexible solar charger is designed for portability. When folded, it is the size of a wallet, measuring only 7.7*5.1*1.1 inches. It weighs only 0.81 lbs and comes with two carabiners for easy carrying or secure hanging on a backpack or tent. It is a recommended portable emergency device.
  • ✅ 【Efficient and Intelligent Charging】Equipped with USB-A (5V/3A) and USB-C (5V/3A) ports, this solar charger can power two devices at the same time, saving time and ensuring the devices you need to charge are always available. The charger is equipped with a smart chip that automatically identifies the linked device and adjusts the output power to provide the fastest charging speed.
  • ✅ 【High-quality solar cells】Premium monocrystalline solar cells achieve 24% conversion efficiency (STC 1000W/m², 25°C) - 20% faster charging than polycrystalline panels.
  • ✅ 【High product quality】 25W foldable solar panel combines ETFE coating, UV-resistant EVA, and high-efficiency solar cells, along with a solid baseplate to resist hidden cracks. This design ensures consistent outdoor performance and a significantly longer lifespan

ZOUPW 100W Portable Solar Panel for Power Station,23.5% Efficiency Mono Foldable Solar Charger for Jackery 300/Ecoflow River/Anker/Bluetti,IP67 Waterproof for Camping RV Off-Grid Emergency Power

Image of ZOUPW 100W Portable Solar Panel for Power Station,23.5% Efficiency Mono Foldable Solar Charger for Jackery 300/Ecoflow River/Anker/Bluetti,IP67 Waterproof for Camping RV Off-Grid Emergency Power
Shop on Amazon

Product Highlights

  • ✅ 【23.5% High-Efffciency A+ Monocrystalline Cells】Constructed with premium Grade A+ silicon cells, this 100W solar panel outperforms conventional polycrystalline panels, delivering higher conversion rates even in low-light conditions. The 2 adjustable kickstands allow you to angle the panel at 45° to capture up to 25% more sunlight than ffat laying, ensuring your power station tops up faster during limited daylight hours
  • ✅ 【True 5-in-1 Universal Connectivity】 Unlike standard 4-in-1 cables, our upgraded solar cable features 5 distinct connectors to fit 99% of power stations: 1. DC8020 (Speciffcally for Jackery Explorer 1000V2/ 2000/1500 Pro & Plus series); 2. XT60 (for EcoFlow DELTA/RIVER, Anker C300/C300 DC/C200 DC,Bluetti Elite 30V2); 3. Anderson (For Jackery 1000 original); 4. DC7909/8mm (For Jackery 240/300/500, Bluetti EB3A/EB70); 5. DC5521 (For generic lithium batteries). No extra adapters needed
  • ✅ 【IP67 Waterproof ETFE Coating】 Designed for the unpredictability of outdoor life. The advanced ETFE lamination offers superior durability, heat resistance, and light transmittance compared to PET panels. While the camping solar panel itself is fully IP67 waterproof against rain and splashes, the zippered pocket protects the built-in controller and cables from moisture. Ideal for RVing, overlanding, and marine use
  • ✅ 【Foldable & Lightweight】 Weighing just 9.48 lbs with a magnetic easy-carry handle,this 100W camping solar panel folds down to a compact size of 24.13*21.06*1.77 IN.Setup takes seconds: unfold, snap the legs, and connect. A reliable green energy solution for camping, fishing, and emergency blackout preparedness.
Please share this:

Facebook         Twitter         Linkedin         Pinterest        

Leave a Reply

Your email address will not be published. Required fields are marked *