10 Best Portable Solar Generators 2026 in the United States

The EF ECOFLOW Solar Generator DELTA Pro 3 stands out with its impressive 4096Wh battery capacity, which is expandable up to 48kWh, making it highly suitable for extended power outages, home use, and emergencies. Its compatibility with a 400W portable solar panel ensures that it can harness renewable energy efficiently. With a powerful 4000W AC output (scalable up to 12000W), it can power most home appliances, making it versatile for various uses including camping and RV trips.

The numerous charging methods, including solar panels, gas generators, and EV charging piles, add to its versatility and convenience, reducing dependency on fuel. Additionally, the EcoFlow app allows for easy remote monitoring and control, enhancing user experience. The ultra-fast 10 ms switch-over capability ensures a seamless power supply for sensitive devices, which is a significant advantage during power interruptions.

However, the generator's weight of 150 pounds affects its portability, making it less convenient to move around, especially for camping trips. The product's build quality is robust, thanks to automotive-grade LFP cells and IP65-rated battery technology, and it comes with a reassuring 5-year warranty. Despite its quiet operation at just 30 dB, the size and weight could be a drawback for those looking for a highly portable option. Ideal users would be homeowners seeking reliable backup power, campers with larger setup vehicles, and RV owners who can handle the weight. This generator is less suited for those who need a lightweight and easily portable solution.

The EF ECOFLOW DELTA 2 portable solar generator is a solid choice for camping, RV use, or as a home backup power source. It comes with a 1024Wh Lithium Iron Phosphate (LFP) battery, which is known for lasting much longer than typical batteries—up to 3000 charge cycles—so it can reliably serve you for years. It pairs with two included 100W solar panels that have a good 23% conversion efficiency, allowing for relatively quick solar charging. Using two panels, it charges in about 5 hours, and even faster with a third panel if you add one.

This generator offers a strong 1800W continuous output (2700W surge), enough to power most small to medium appliances, and it supports up to 15 devices at once through multiple output ports. That variety is great for different needs while camping or during power outages. Weighing 27 pounds, it’s reasonably portable, though a bit heavier compared to smaller models, so it’s better suited for users who don’t need to carry it long distances on foot.

One standout feature is its expandable capacity—you can add extra batteries to boost storage up to 3kWh, which is useful if you need longer power supply without recharging frequently. The unit also charges quickly from AC power, helping you refill its battery fast when solar isn’t an option. The weight and size might be a bit bulky for some users looking for ultra-light gear, and the solar panels arrive separately, requiring some setup. While it’s built with a durable battery management system for safety and longevity, the generator is priced at a premium level reflecting its advanced features. In summary, the DELTA 2 is best for those who want a reliable, long-lasting solar generator with strong output and expandable options, and are okay with moderate weight and upfront setup.

The Anker SOLIX F3000 Portable Power Station paired with the 400W solar panel is a powerful option for anyone needing reliable backup power at home, during RV trips, camping, or emergencies. Its large 3,072Wh battery capacity means it can keep essential appliances like a small fridge running for many hours—around 42 hours at 190W or about 10 hours for other essentials. One of its standout features is the ability to expand battery capacity up to 24kWh if you need much longer backup, which is quite rare in portable solar generators.

You can recharge it quickly using solar panels or a generator, with an impressive combined input of up to 6,000W, so it refills fast even during emergencies. It supports both 120V and 240V output, allowing you to power a broad range of household devices, and it can even run two units together for higher-demand appliances. The unit is designed to be energy efficient when idle, which means it wastes very little power when not in active use.

On the downside, the F3000 is quite heavy at about 100 pounds, which might limit portability if you need something more lightweight for frequent outdoor moves. The solar panel is shipped separately, so you might have to wait for both parts to arrive before full use. While it’s robustly built with metal and quality materials, this weight and size are important to consider if you plan to carry it often. This portable solar generator is most suitable for users who want a robust, expandable power station with fast solar recharge capabilities and enough power output to support various home or RV appliances during outages or off-grid adventures. If you need extreme portability or a lighter unit, this model might feel bulky, but for serious backup and solar power use, it’s a strong choice backed by a 5-year warranty.