🚀The Weekend 72-Hr Flash Sale is ON!    Ends Mar 1!>>

02
:
Days
02
:
Hours
58
:
Minutes
41
Seconds
Avg Summer Day
Up to 0 Hr
Mostly Sunny
Note: 8 hours of daily sunlight on average
Avg Winter Day
Up to 0 Hr
Mostly Cloudy
Note: 6 hours of daily sunlight on average
Backup Guide
Calculate daily energy use from monthly bills to design custom backup systems, including power station, battery and solar, with seasonal backup time estimates.
Where is your house located?
Home Address
*This information will only be used to calculate solar efficiency.