10 Best Solar Generators 2025 in the United States

The EF ECOFLOW Solar Generator 120V/3.6KWh DELTA Pro with 400W Portable Solar Panel is a robust solution for home backup and outdoor activities like camping and RV use. It boasts an impressive battery capacity of 3600Wh and can deliver up to 3600W of power output, making it suitable for powering various household appliances and devices. Through its x-boost technology, it can handle surges up to 4500W, offering emergency power when needed. This generator can be recharged quickly, achieving full charge in 1.8 hours with a 240V outlet, or 2.7 hours with a 1800W wall outlet.

The solar panel itself, with a high efficiency rate of 22.4%, can recharge the power station in 11 hours using a single panel or 3.5 hours with three panels, ensuring reliable energy even in variable weather conditions. Portability is emphasized with the foldable design of the 16kg solar panel, which has an IP68 waterproof rating for durability. The generator provides versatility with 15 different output ports, including AC, USB-A, USB-C, DC, and Anderson ports, accommodating a wide range of devices.

The EcoFlow app enhances user control through smart monitoring and customization of settings remotely via Wi-Fi or Bluetooth. However, the generator is quite heavy at 99 pounds, which might limit ease of transport. Additionally, the high efficiency comes at a premium cost, and the separate shipping of the generator and solar panel might be inconvenient for some users. Despite these drawbacks, this solar generator offers powerful and efficient performance for residential and outdoor use.

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 Jackery Solar Generator 1000 V2 is a robust and versatile power solution for those who need reliable electricity in outdoor settings, off-grid living, or during emergencies. With a battery capacity of 1,070Wh and a powerful 1,500W AC output, this generator can handle multiple devices, from small appliances to larger items like refrigerators and AC units. Its lightweight design (23.8 lbs) and foldable handle make it easy to carry around, enhancing its portability.

Additionally, the inclusion of a 200W solar panel ensures you can recharge the generator using renewable energy sources, although the solar panel is shipped separately. A standout feature is its fast charging capability, allowing you to charge from 0% to 100% in just one hour with the emergency charging mode, although this needs to be activated via the Jackery App. The generator also comes with various ports (USB-C, USB-A, DC car port, and AC ports) to charge multiple devices simultaneously, and it includes built-in LED lights for convenience.

Durability is well-covered, with the LiFePO4 (LFP) battery offering a long lifespan of over 10 years and retaining 70% capacity after 4,000 charge cycles. However, potential buyers should note the need to provide a physical address for shipment, as PO Box addresses are not accepted. Users also need to activate the emergency charging function each time via the app to benefit from the one-hour fast charging. Despite these minor inconveniences, the Jackery Solar Generator 1000 V2 is a reliable and customer-approved choice for portable power needs.