To get the best efficiency for my battery backup system I want to make sure that the backup battery is large enough to cope with at least twice the total amp hours required in my calculations. So, in ...

Generators are noisy, smelly and high-maintenance. Battery-powered backups can keep fridges on for days, without the upkeep.

Our editor-tested and researched portable and whole-home options keep appliances and other essentials running during an ...

When the grid goes down, which type of system do you want for emergency power: battery or generator? Either type will get the job done-as long as it's sized to cover your power needs-but how quickly ...

Emergency home backup power continues to be a hot topic. In fact, having power for home essentials when the power goes out for an extended period is becoming a bigger concern with every natural ...

Many homeowners are surprised to learn that most solar systems stop working during an outage — even on sunny days. That’s why many people add a backup generator (or solar batteries) to make sure their ...

If you experience regular power outages or live somewhere that's considered high risk for disasters such as hurricanes or fires, a home generator or large power bank may be worth investing in. Both ...

Your UPS backup is good for more than just keeping your computer alive when the power goes out.

Correction: The cost savings for the state and Green Mountain Power customers resulting from the battery installation were reversed in an earlier version of this story. Vermont's Statehouse now uses ...

A generator can be a good backup, but be sure you understand how and when it will work with your solar panels. Some or all of the mortgage lenders featured on our site are advertising partners of ...

When Hurricane Katrina hit back in 2005, I was trapped in New Orleans for days without power. That lesson taught me to always have a backup plan because you never know when you will find yourself in a ...