10 Best Solar Backup Generators 2025 in the United States

The Jackery Solar Generator 1000 v2 is designed to be a powerful yet highly portable solution for those needing reliable power in various settings, like outdoor adventures or emergency situations. With a robust 1,500W AC output and a 3,000W surge peak, it’s capable of running multiple devices simultaneously, including demanding appliances like fridges and electric pots. Its battery capacity of 1,070Wh is substantial, providing ample power for extended periods.

Weighing just 23.8 lbs and featuring a foldable handle, it's easy to transport, making it ideal for outdoor enthusiasts or those living off-grid. The 200W solar panel compatibility ensures that you can recharge it sustainably, adding to its versatility for off-grid use. The inclusion of various charging options, including fast USB-C and multiple AC ports, means you can power a wide range of devices. The one-hour fast charging feature is particularly impressive, though it requires enabling the emergency charging function in the app each time.

Durability is a strong point with its LFP battery, designed to last over 10 years with a high cycle life. However, the need to use the Jackery App for certain features might be a drawback for those not keen on relying on apps for device management. Additionally, the separate shipping of the generator and solar panel could be a minor inconvenience. The Jackery Solar Generator 1000 v2 stands out for its powerful performance, portability, and durability, making it a solid choice for users needing a reliable and versatile power source.

The EF ECOFLOW Solar Generator DELTA Pro features a robust 3600Wh battery capacity, making it a substantial choice for home backup, camping, RVs, and emergencies. Its power output reaches up to 3600W with the ability to boost up to 4500W, ensuring that it can handle a range of household appliances and electronic devices. The generator includes 15 versatile outlets, including 5 AC outlets and multiple USB ports, which can cater to various charging needs simultaneously.

The inclusion of a 400W portable solar panel is a significant advantage, providing efficient solar charging even under less than ideal weather conditions. The panel's 22.4% conversion rate is quite efficient in the solar panel market. With single or multiple panel setups, recharging times range from 3.5 to 11 hours depending on the configuration used, offering flexibility in charging options.

Portability is somewhat balanced, with the solar panel being foldable and easy to carry at 35.3 lbs, while the main unit weighs 99 lbs, which might be cumbersome for some users to move around frequently. The build quality is notable with an IP68 waterproof rating, ensuring durability in various environments. However, the generator and solar panel are shipped separately, which could be inconvenient if timing is critical. The smart app control feature adds modern convenience, allowing users to monitor and control the generator remotely via Wi-Fi or Bluetooth. This solar generator is an excellent choice for those needing reliable and versatile backup power, although the weight of the main unit could be a consideration for portability.

The Jackery Explorer 1000 v2 Portable Power Station is a reliable and versatile option for those needing a solar backup generator for camping, emergencies, RV trips, or off-grid living. It offers a substantial 1,070Wh battery capacity and a powerful 1,500W AC output, which can handle various appliances, including fridges and electric pots. With its lightweight design (23.8 lbs) and foldable handle, it is highly portable and easy to carry around.

The one-hour fast charging feature is particularly impressive, ensuring you can get back to using your devices quickly, although it requires activation through the Jackery App for optimal battery health. The LFP battery promises a long lifespan, capable of maintaining over 70% capacity after 4,000 charge cycles, translating to more than 10 years of use. Multiple charging options, including USB-C, USB-A, DC car port, and AC ports, add to its versatility, allowing you to charge several devices simultaneously.

The smart app control feature enhances user convenience by offering different charging modes to suit various needs. However, it is noteworthy that the solar panels are optional and not included in the package, which might be a drawback for some users. Additionally, while the default 1.7-hour charging mode is designed to preserve battery health, it requires manual switching to the one-hour mode via the app every time, which may be cumbersome for some. The build quality is robust, making it a durable option for outdoor use. This power station is particularly suitable for those who value portability, fast charging, and a long lifespan in their solar backup generator.