These top seven home battery storage systems are a fantastic way to supply your entire home with clean, environmentally friendly energy all year long.
- Best Overall: Tesla Powerwall
- Best for Third-party Solar Panels: Generac PWRcell
- Best System for Installation Flexibility: Panasonic EverVolt Home Battery Storage
- Best Compact Installation: LG Energy Solution Home Battery
- Best Budget Solar Generator: Jackery Solar Generator 1500
- Best for Smaller Homes: Enphase IQ Battery 10T
- Best Portable Solar Generator: Goal Zero 6000X Portable Power Station
The use of home battery storage systems has become increasingly popular over the past few years for a variety of factors. In addition to the obvious benefit of providing clean energy, more and more people are becoming aware of the grid’s limitations.
The top seven home battery storage systems are listed below.
You can check out more information we have on Flywheel Energy Storage, Mechanical Energy Storage, Compressed Air Energy Storage, Battery Energy Storage, and Thermal Energy Storage.
Best Home Energy Storage Systems
Here are the best home energy storage systems:
Best Overall: Tesla Powerwall
The market leader in battery backup systems, the Tesla Powerwall, is outfitted with all the bells and whistles to make switching to backup battery power as easy as possible. Take advantage of the solar energy that is stored for times when you are off the grid by recharging with solar PV panels.
With a 13.5kWh energy capacity and a 7.6kW (kilowatt) power rating, the Tesla Powerwall + can continuously deliver 5.8kW of power when there is no sunlight. An app can be used to monitor and manage Powerwall +, which has a ten-year warranty. Only Tesla’s solar panels can be purchased in conjunction with a Powerwall.
You can connect up to 10 Powerwalls to ensure you have the right-sized backup batteries for your home. It is recommended to use the Tesla Powerwall with a solar panel system. Federal Solar Investment Tax Credits are available in some states, including WA (22%) to assist with costs.
Read More: 6 Reliable Energy Storage Solutions: Promising Future
Best for Third-party Solar Panels: Generac PWRcell
With the scalability of this DC-coupled storage system, you can offer battery cabinets with capacities ranging from 9 kilowatt-hours (kWh) to 18 kilowatt-hours, allowing for flexible installation options.
Additionally, two cabinets can be linked together for a maximum of 36 kilowatt-hours. The system is certified for indoor or outdoor installation and is compatible with new solar installations. You can view daily consumption statistics, detailed bill tracking information, and real-time energy usage on the app.
The PWR generator is a feature that only Generac offers. This DC-coupled generator recharges the PWRcell Battery to keep your home powered for an extended period of time during outages when solar power is either unavailable or insufficient.
As a result, the house runs on solar power during the day, charges its battery, and sells any extra energy to the grid. The house runs on batteries at night. You’ll use batteries to power your appliances during a power outage, recharge them using solar energy every day, and top them off with a generator as needed.
Best System for Installation Flexibility: Panasonic EverVolt Home Battery Storage
This system works with existing or new solar installations. Whether you’re connecting to pre-existing solar (AC) or installing new (DC), you should decide between the two types of coupled systems.
Both systems can be customized to provide backup power for your entire home thanks to their modular design and storage capacity ranging from 11 to 102-kilowatt hours. It works with the majority of residential solar systems. You can install the batteries first, then add solar panels when you’re ready because it functions both with and without solar power.
Through the remote controller or an online application, you can keep an eye on information like battery life and system consumption. Although it can only be installed indoors, it can be integrated with an external generator already in place or installed without solar energy (in which case your battery will be charged by the grid and won’t recharge until the grid is restored).
Best Compact Installation: LG Energy Solution Home Battery
This AC or DC-coupled system can be installed with the grid, a new solar system, or an existing solar system and has a capacity of 9.8 kilowatt-hours when coupled with solar. It can be wall-mounted or floor-standing for installation both indoors and out. The majority of popular solar panel brands, including LG panels, are compatible with it. Its main selling point is that, in comparison to other brands, it comes in a sleek, small package.
It also allows you to store energy so that when your panels aren’t producing sufficient electricity, you can use the electricity stored in your battery instead of having to buy it from your utility company. By using smart scheduling for the Time-of-Use rate, you can control your bill.
Best Budget Solar Generator: Jackery Solar Generator 1500
In order to capture and store energy, this mini generator uses solar panels (sold packaged with the device), allowing you to use it to power essential devices like a CPAP machine or recharge your phone during a brief power outage. It charges using solar power in four hours from 0% to 80%. You can power the most crucial devices and appliances in your home with a robust 1534Wh capacity and 1800W running wattage.
In addition, if you’re working on an outdoor project and need to supply electricity for power tools, this is a great tool. You’ll also find it handy for powering items during camping trips or tailgating parties.
Best for Smaller Homes: Enphase IQ Battery 10T
The Enphase IQ Battery 10T will give you an energy capacity of 10.5kWh and will deliver 5.76kVA (kilo-volt-ampere) at peak output. It consists of three bases Encharge 3T storage units. 3.84 KW is the power rating of this device, and the batteries are made of lithium ferrous phosphate (LFP).
It cools passively so there are no moving parts or fans. A mobile app is available to check on and manage the system, and it comes with a ten-year limited warranty. For this battery storage system, professional installation is required.
Best Portable Solar Generator: Goal Zero 6000X Portable Power Station
This portable unit might be the answer if you want backup power for infrequent outages but are unable to invest in a whole-house system. For backup power during power outages, refuel the generator using solar panels (sold separately) or a wall outlet.
For instance, a fully charged unit can power a standard refrigerator for 110 hours. Using a car outlet will allow you to quickly recharge the device. The generator has seven ports, including two 120 Volt AC ports, a fast-charging USB-C port, a USB-A port, and a 12 Volt port.
It is simple to move around and get to where it is needed thanks to the wheels. It’s a more manageable investment if you need backup power but still want to rely on clean energy.
What to Look for in Home Battery Storage Systems?
Before you buy your home battery storage systems, please consider the factors below:
Stackability
Prioritize what is necessary, such as lights, outlets, air conditioning, the sump pump, etc., since one battery might not be able to power your entire house. However, some systems let you stack or piggyback more than one unit to achieve the level of backup you need if you want to run everything in your home.
AC Vs. DC Coupled Systems
Batteries and solar panels store energy as direct current or DC. Less power is lost when solar is connected to DC-coupled systems. Alternating current, or AC power, powers the grid and your house. Although slightly less efficient, AC systems are more adaptable and simpler to install, particularly if you already have solar.
The manufacturer can usually advise you on what will work best in your home, but generally speaking, new solar installations use DC, whereas existing solar systems use AC.
Load Start Capability
Some appliances, such as central air conditioning or sump pumps, require more power to start up than once they are running. Verify that the system can support the unique appliance requirements of your home.
How Much Power Do You Need?
You need to check the capacity of the batteries. This is usually measured in kilowatt-hours (kWh). Watts or kilowatts are the units of measurement for any output, including inverters. Ideally, the battery should be able to store enough energy to last for 24 hours. Typically, the battery capacity should exceed the power generated by your system.
You also need to measure the surge current requirements of the items you need to power — especially if you need to start something like a sump pump motor. You shouldn’t count on being able to run an air conditioner or pool filter for several days.
Cost is also a big problem, especially if you need more than 15 kWh of inverter power or more than 30 kWh per day for your batteries. You must calculate to account for all potential outcomes and take into account inefficiencies, voltage drops, and other losses.
Conclusion: Best Home Energy Storage Systems
In this article, we’ve compiled a list of the top seven energy storage systems for homes so you can pick the one that’s right for your house.
- Best Overall: Tesla Powerwall
- Best for Third-party Solar Panels: Generac PWRcell
- Best System for Installation Flexibility: Panasonic EverVolt Home Battery Storage
- Best Compact Installation: LG Energy Solution Home Battery
- Best Budget Solar Generator: Jackery Solar Generator 1500
- Best for Smaller Homes: Enphase IQ Battery 10T
- Best Portable Solar Generator: Goal Zero 6000X Portable Power Station
For a battery backup system for the entire house, we think the Tesla Powerwall+ is the best option. It features an intuitive companion app for tracking energy use and distribution, a 13.5kWh capacity, and a 10-year warranty. Even better, to adapt to your changing energy requirements, you can set up a network of up to 10 Powerwall+ devices.
FAQs
How Do You Store Energy in Your House?
Electricity can be stored in electrical batteries, or it can be converted into heat and stored in a heat battery. Thermal storage, like a hot water cylinder, or heat batteries can also be used to store heat.
How Long Will a 10kw Battery Power My House?
Residential. In case of power outages, the 10kwh Battery Pack can power your home for about 8 hours on average 1kWh / hr for 8 hrs Use the 10kWh Battery Pack alone or in conjunction with solar to power your home during the day and at night.
