One Battery
Backup battery
One-time fee for battery installation
/mo
Free membership for GVEC members
Reliable backup for essential home needs
Battery installed for 95% less than traditional
Loved by thousands of Texans
Plan overview
One 25 kWh battery—get up to 24 hours of backup with reduced energy consumption
Lifetime maintenance covered— for less than $1/day, Base monitors and maintains the battery.
Price details
Installation fee
Membership fee
Free membership for GVEC members
Optional add-ons
Generator plug-in
In Beta
Plug in your own portable generator to your battery to extend backup duration.
Plug in your own portable generator to your battery to extend backup duration.
Relevant documents
Two Batteries
Dual backup batteries
One-time fee for battery installation
/mo
Free membership for GVEC members
Reliable backup for essential home needs
Battery installed for 95% less than traditional
Loved by thousands of Texans
Plan overview
Two 25 kWh batteries—get up to 48 hours of backup with reduced energy consumption
Lifetime maintenance covered— for less than $1/day, Base monitors and maintains the battery.
Price details
Installation fee
Membership fee
Free membership for GVEC members
Optional add-ons
Generator plug-in
In Beta
Plug in your own portable generator to your battery to extend backup duration.
Plug in your own portable generator to your battery to extend backup duration.
Relevant documents
Compare plans
Find your Base plan
One battery 25 kWh | Two batteries 50 kWh | |
Total energy | 25 kilowatt-hours Up to 24 hours of outage protection | 50 kilowatt-hours Up to 48 hours of outage protection |
Cost Plan and battery pricing | ||
Estimated backup duration Low energy usage | 15 to 24 hours | 30 to 48 hours |
Estimated backup duration Average energy usage | 8 to 12 hours | 15 to 24 hours |
Estimated backup duration High energy usage | 3 to 4 hours | 5 to 8 hours |