Modular design
You can start with exactly the storage capacity you need, and easily expand in 3kWh increments up to 18kWh in a single cabinet or 36kWh in two cabinets.
![graphic showing PWRcell 2 9, 12, 15, 18 kWh](/globalassets/residential/solar-power-storage/why-pwrcell/ezgif.com-animated-gif-maker.gif)
PWRcell 2 features industry-leading storage capacity and power output, as well as advanced integrations that provide superior outage protection and monitoring capabilities, creating the ultimate home energy ecosystem.
You can start with exactly the storage capacity you need, and easily expand in 3kWh increments up to 18kWh in a single cabinet or 36kWh in two cabinets.
Adding a Generac home standby generator up to 26 kW provides virtually endless* backup capabilities, giving you the ultimate peace of mind. An integrated generator will automatically kick on to power the home during an outage when battery levels get low, giving the battery time to recharge and eventually switch back.
*Subject to fuel availability.
Easily monitor energy consumption and solar production, battery use and savings over time right from your phone.
Plus, when you toggle on Outage Guard*, your system will automatically shift energy to fill your PWRcell batteries to ensure you’ll have maximum backup power when storms and outages are likely in your area.
*Outage Guard is available in the contiguous 48 states, Alaska, Puerto Rico (provided the address is listed as US) and Canada.
An ecobee thermostat integrates seamlessly with PWRcell 2 to monitor outages and automatically adjust temperature set points to turn off the A/C and preserve stored energy. It also provides a convenient in-home display for anyone in the home to view outage details and battery status in real time.
Integration is available with ecobee Smart Thermostat Premium and Smart Thermostat Enhanced models
Each PWRcell system is backed by a 10-year warranty for battery, inverter and smart disconnect switch.
The federal homeowners’ solar tax credit (ITC) is 30%* and is available until 2034. *Not everyone is eligible for the federal and state tax credits/rebates or can use them. Please consult your tax or legal professional for more details.
PWRcell solar battery storage can be more affordable than you might think with $0 money down financing options available.