Best Solar Generators for Your House (2026)

Large home appliances are what this machine is built for. At 7,200W rated with a 14,400W surge and support for both 120V and 240V, it can run a well pump, a refrigerator, a gas furnace blower and a window air conditioner at once, and it can feed a home through a transfer switch the way a generator would. The 5,040Wh tank is large enough that a typical essentials load of 1.5 to 2kW lasts a long evening.

Its big advantage over a gas generator is silence and zero fuel logistics, and the listing says it expands to 60kWh with extra batteries and accepts both high and low voltage panels. The weak point is the standard 400W of panels: refilling 5,040Wh from 400W of real-world panel output takes several days, so you plan to charge from the grid between outages or add a bigger array.

Store it in a dry indoor spot such as a garage or basement, check the vent screens each season, and keep it around half charged if it will sit for months. Test the transfer switch under load once a year so you know it works before the storm arrives.

The DELTA Pro has been a home-backup staple for years, and that history shows in the ecosystem around it. A 3,600Wh LFP battery with 3,600W of output, expandable to 4,500W with an accessory, runs a refrigerator, a freezer, internet gear, lights and a microwave together. Recharge is the other story: the listing quotes about 1.8 hours from a 240V outlet and 2.7 hours from a standard circuit.

That quick recharge matters in a multi-day outage because you can charge fast when grid power flickers back, then run on battery again. Compared with the Jackery 5000 Plus it carries about 1,440Wh less energy and produces half the output, but it is a lot easier to move and has a wider range of accessories and third-party transfer-kit support.

Keep it somewhere dry and cool, vacuum the fan inlets once a season and run it under a moderate load every few months. A watt meter on each appliance tells you which circuits can share the battery.

The PowerMax 6000 appeals to anyone who needs 240V for a well pump or a clothes dryer but cannot justify the largest battery on the market. It delivers 6,000W split-phase from a 3,600Wh tank, so you can start big motors but must budget energy carefully, because those loads drain a 3.6kWh pack in an hour or two.

Its best feature is solar: 2,400W of input and three 400W panels in the kit mean a sunny day can nearly refill the tank, something the Jackery 5000 Plus cannot do with its 400W kit. For a home with a ground-mount array spot, that closes the loop in a multi-day outage.

The panels are big, so plan where they will sit and how to anchor them in wind. Check connectors each season and keep the unit indoors, away from damp walls.

This is the sensible middle of the lineup. 2,080Wh and 2,600W of output run a refrigerator, a chest freezer, a router and a sump pump together, and the listing notes standby consumption of about 10W, so it does not bleed charge while it waits. The kit includes two 200W panels and lists a full solar recharge in about five and a half hours of good sun.

Compared with the DELTA Pro it holds 1,520Wh less energy but is far lighter and less awkward in a hall closet. Against the DELTA 3 Classic it has twice the capacity and 800W more output at a moderate premium. It fills the sweet spot for a household whose critical loads add up to about 600W continuous.

The cells use an automotive-grade LiFePO4 chemistry with a claimed long life. Keep it indoors, run a quick discharge test each season and cycle the battery from 20 percent to 90 percent now and then to keep the monitoring accurate.

For a household that only wants the refrigerator, router, phones and a lamp alive during an outage, this small, fast-charging unit is enough. 1,024Wh with 1,800W of output keeps a typical refrigerator running for about a day. The listing claims a 10ms UPS switchover, so a modem and desktop PC will not drop when the grid fails.

Its strength is recharge speed, about 45 minutes to 80 percent from the wall, which means short grid windows do real work. It lacks the capacity for pumps or air conditioners, and it does not have the DELTA Pro's expansion path, so treat it as a first step.

It weighs a fraction of the big units, so it lives in a closet and moves with you. A watt meter on the refrigerator tells you its true consumption, and storing the unit half charged keeps the battery healthy.

Fifteen output ports and a 3,840Wh tank make the Ark3600 a household hub rather than a single-purpose box. The listing says the 3,600W inverter supports almost all household appliances, and extra batteries lift capacity to 11,520Wh, so you can buy one now and add storage later without replacing the inverter.

The odd extra in this listing is a 500W alternator charger, which matters at home only if you have a vehicle to idle in a prolonged outage: a truck or car can top the battery up when the sun is absent. Against the DELTA Pro it holds 240Wh more energy and has a similar 3,600W output, though it is a newer platform with fewer third-party transfer kits.

Plan where the expansion packs will sit before you buy, since stacking heavy batteries on a garage shelf is a safety issue. Keep the vents clear, and run it under load a few times a year so the battery management system stays calibrated.