Battery Backup Systems
Deep-cycle lithium batteries for permanent installations and home backup systems.
System Planning: Use our solar sizing calculator to determine your battery requirements.
Calculate Needs →
EcoFlowHigh CapacityEcoFlow Smart Battery
(456)
3600 Wh Capacity
3000 W Output
$1,799
RenogyBest ValueRenogy 100Ah Lithium Battery
(234)
1280 Wh Capacity
1000 W Output
$699
Battle BornPremiumBattle Born 100Ah LiFePO4
(178)
1280 Wh Capacity
1000 W Output
$949
How to Choose a Battery Backup System
Chemistry
LiFePO4 batteries are safer and last longer than standard lithium-ion.
Capacity
Match your battery bank size to your daily energy consumption.
Integration
Ensure compatibility with your inverter and charge controller.
Building a complete backup system?
Use our off-grid budget calculator to estimate your total system cost.
Calculate Budget