10 Best Solar Generators 2026 in the United States

The EF ECOFLOW Solar Generator DELTA2 is a robust solution for those seeking clean and portable power, perfect for camping, RVs, or as a backup at home. One of its standout features is the impressive 1800W output, which allows it to power most household appliances without any emissions or noise, making it a great alternative to traditional generators. Its LFP battery offers a significant lifespan of over 3000 charge cycles, which means this unit will last for years with proper care. The ability to expand its capacity from 1kWh to 3kWh by adding extra batteries is a great plus for users with greater power needs.

Portability is another strong point, as the DELTA2 and its 220W bifacial solar panel are designed to be mobile, making them suitable for outdoor activities. The solar panel's ability to capture up to 25% more energy thanks to its bifacial design enhances its efficiency significantly.

The EF ECOFLOW Solar Generator DELTA2 is an excellent choice for individuals or families who need reliable, eco-friendly power for outdoor adventures or backup during outages.

The EF ECOFLOW Solar Generator DELTA Pro 3 is a robust and versatile solar generator designed for home use, camping, emergencies, power outages, and RVs. One of its primary strengths is its substantial 4096Wh battery capacity, which can be expanded up to 48kWh, making it capable of providing 2-4 days of backup power for an entire home. The 4000W AC output (scalable up to 12000W) ensures it can power nearly all essential appliances, including heavy-duty ones like a 3-ton central AC or a water pump. This makes it a suitable option for those needing a dependable, high-power solution during outages or off-grid scenarios.

The unit is highly flexible with multiple charging options, including solar panels, AC wall outlets, and even EV charging piles, which means users can recharge it in various situations without relying on fuel. Its portability is enhanced by a handle design, but at 115 pounds, it may not be easy to move around frequently. The generator operates quietly at 30 dB, ensuring minimal disturbance whether used indoors or outdoors. Another major advantage is its quick 10 ms switch-over capability, which ensures uninterrupted power supply to sensitive devices.

The build quality is reliable, featuring automotive-grade LFP cells and IP65-rated battery technology for an extended lifespan and durability. It also comes with a 5-year warranty, which adds peace of mind. However, potential buyers should be prepared for the bulkiness and weight, and note that the generator and solar panels are shipped separately, which may require some patience. This solar generator is ideal for someone looking for a powerful and reliable backup solution for home use or outdoor activities.

The Anker SOLIX C1000 Gen 2 is a powerful and reliable solar generator that offers a solid 1,024Wh battery capacity, allowing it to power multiple devices for extended periods. Its 2,000W continuous output (with 3,000W peak) through 9 different ports lets you run everything from small appliances to essential electronics like laptops and CPAP machines with ease.

A standout feature is its ultra-fast recharge capability—using HyperFlash technology, it can fully recharge from an AC source in just 49 minutes or from solar panels in about 1.8 hours when using up to 600W of solar input, making it especially handy for camping or emergency backup when quick power is needed. The included 200W bifacial solar panel is efficient and supports sustainable off-grid recharging.

In terms of portability, the unit is fairly compact and 11% lighter than similar products, though at around 29.5 pounds, it remains somewhat heavy for carrying over long distances. The LiFePO4 battery is built for longevity, promising at least 80% capacity after 4,000 charging cycles, which benefits frequent users over many years. Safety features like a 10 ms UPS backup ensure critical devices stay powered without interruption, while the accompanying app offers smart control for scheduling power use and avoiding high electricity costs. The fast charging, durable battery, and solid power output make this generator well-suited for campers, outdoor enthusiasts, and anyone needing dependable portable solar power.