While you can always use a gasoline- or propane-powered generator, a battery system can be a renewable, zero-emissions way to provide your home with an efficient backup solution. Also: Battery ...

COSEC VEGA BBU is a battery backup unit for COSEC VEGA series door controllers. It provides battery backup for 5 to 6 hours to VEGA door controller. It can be used for access control and ...

the Bluetti EP900 Home Battery Backup is CNET's pick for the best solar battery, overtaking the Tesla Powerwall. The EP900 system earned high marks for its power, warranty, modular design and ...