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Battery Backup Replacement Batteries
The best backup batteries for your devices are the ones that last the longest and work when you need them. Whether you're looking for a replacement battery for your smoke alarm, security system, or other device, we've got you covered. Browse the top-ranked list of battery backup replacement batteries below along with associated reviews and opinions.
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Ring - Quick Release Rechargeable Lithium-ion Battery for Select Devices
SKU: J36CLVPSYPWorks perfectly to have for backups or in addition in the cold weather!...Recommended to have one or two available as backups....Great backup battery...Backup
See all Home Security AccessoriesProduct Description
A rechargeable black and silver lithium-ion battery pack offering quick-release backup power for select Ring devices.$34.99 Your price for this item is $34.99 -
Eaton - Internal Replacement Battery Cartridge (RBC) for Select 9SX 2-3kVA, SU2200XLCD and SU3000XLCD UPS Systems - 96 V - Unknown
SKU: J325G7GZ54See all Battery Backup (UPS)Product Description
An internal replacement battery cartridge delivering 96V DC power for select UPS backup systems.$722.96 Your price for this item is $722.96Save $36Was $759.11The previous price was $759.11 -
HQRP - Ni-Mh 1/2D 6V 3500mAh Battery for Moltech Power Systems N38AF001A / Intec IMT-3500D / ESR8EE5920 RL1019 RL2019 Battery
SKU: J3ZSLC67X2See all All Batteries & PowerProduct Description
A high-capacity 6V 3500mAh Ni-MH rechargeable battery pack designed for reliable flashlight and power applications.$30.95 Your price for this item is $30.95 -
BTI Battery Tech - BTI RB1270X2C-BTI 12V 2-CELL LEAD ACID UPS BATTERY FOR CYBERPOWER RB1270X2C - Compatible OEM: RB1270X2C Model: - Unknown
SKU: J3ZGJHLQR9See all Battery Backup (UPS)Product Description
A reliable 12V 2-cell lead acid UPS battery designed for select CyberPower backup systems.$90.75 Your price for this item is $90.75Save $10Was $100.99The previous price was $100.99 -
Renogy - 12V 50Ah Core Series Deep Cycle Lithium Iron Phosphate Battery
SKU: J39HF8V2V4See all Lithium BatteriesProduct Description
A rechargeable black lithium iron phosphate battery offering reliable 12V 50Ah deep cycle performance for various applications.$199.99 Your price for this item is $199.99 -
APC - Replacement Battery Cartridge for Back-UPS, 12V 7.2Ah lead-acid battery, 2-year repair or replace warranty - Lead - Black
SKU: JXKZPRCH4FSee all Battery Backup (UPS)Product Description
A black 12V 7.2Ah lead-acid replacement battery cartridge designed to restore UPS performance.$131.37 Your price for this item is $131.37Save $7Was $139.13The previous price was $139.13 -
APC - Replacement Battery Cartridge for Back-UPS, 12V 9.4Ah lead-acid battery, 2-year repair or replace warranty - Lead - Unknown
SKU: JXKZPRC9Q6See all Power Cords & StripsProduct Description
A 12V 9.4Ah lead-acid replacement battery cartridge designed to restore UPS performance with warranty coverage.$158.18 Your price for this item is $158.18 -
EcoFlow - DELTA PRO ULTRA 6000Wh Battery
SKU: J36C7VZRKLSee all Solar Generators & Power BanksProduct Description
A rechargeable black LiFePO4 battery backup providing 120 volts for home, emergency, camping, and RV use.$2,099.00 Your price for this item is $2,099.00Save $600Was $2,699.00The previous price was $2,699.00 -
EcoFlow - DELTA 3 Extra Battery
SKU: J36C7V49FSSee all Solar Generators & Power BanksProduct Description
A modular silver battery accessory that expands storage and runtime for DELTA 3 series portable power stations.$389.00 Your price for this item is $389.00Save $210Was $599.00The previous price was $599.00 -
Rechargeable Lithium-Ion Replacement Battery for Arlo Ultra and Pro Cameras
SKU: JJ8QV84T83See all All Batteries & PowerProduct Description
A rechargeable black battery providing reliable backup power for compatible Arlo Ultra and Pro cameras.$49.99 Your price for this item is $49.99
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