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2. Backup battery - Wikipedia

   en.wikipedia.org/wiki/Backup_battery

   A backup battery provides power to a system when the primary source of power is unavailable. Backup batteries range from small single cells to retain clock time and date in computers, up to large battery room facilities that power uninterruptible power supply systems for large data centers. Small backup batteries may be primary cells ...

3. Battery storage power station - Wikipedia

   en.wikipedia.org/wiki/Battery_storage_power_station

   A battery storage power station, or battery energy storage system ( BESS ), is a type of energy storage power station that uses a group of batteries to store electrical energy. Battery storage is the fastest responding dispatchable source of power on electric grids, and it is used to stabilise those grids, as battery storage can transition from ...

4. Uninterruptible power supply - Wikipedia

   en.wikipedia.org/wiki/Uninterruptible_power_supply

   A tower type UPS with one IEC 60320 C14 input and three C13 outlets. A large data-center-scale UPS being installed by electricians. An uninterruptible power supply ( UPS) or uninterruptible power source is a type of continual power system that provides automated backup electric power to a load when the input power source or mains power fails.

5. I tried this battery-powered backup generator - AOL

   www.aol.com/lifestyle/tried-battery-powered...

   The AC200P is one big battery, measuring 16.5 by 11 by 15.2 inches. It's compact enough to store away in, say, a closet until needed, but the real issue is weight: It's 60 pounds.

6. Tesla Powerwall - Wikipedia

   en.wikipedia.org/wiki/Tesla_Powerwall

   tesla .com /powerwall. The Tesla Powerwall is a rechargeable lithium-ion battery stationary home energy storage product manufactured by Tesla Energy. The Powerwall stores electricity for solar self-consumption, time of use load shifting, and backup power. [ 1][ 2] The Powerwall was introduced in 2015 as Powerwall 1 with limited production.

7. Energy storage - Wikipedia

   en.wikipedia.org/wiki/Energy_storage

   Energy storage is the capture of energy produced at one time for use at a later time [1] to reduce imbalances between energy demand and energy production. A device that stores energy is generally called an accumulator or battery. Energy comes in multiple forms including radiation, chemical, gravitational potential, electrical potential ...