EcoFlow Delta 3 Series Smart Extra Battery

Upgrade your EcoFlow Delta 3 or Delta 3 Plus power station with enhanced capacity and longevity using the Delta 3 Series Smart Extra Battery. With a compact, plug-and-play LiFePO4 design, it adds 1,024Wh of power, delivering up to 10 years of reliable use and thousands of charge cycles—perfect for expanding your energy storage for camping, home backup, or RV life.

Key Features:

*1,024Wh additional LiFePO4 capacity

*Durable battery chemistry: up to 3,000 + cycles before hitting 80% capacity

*Compact & stackable design—about one-third the size of the main station

*Plug-and-play installation with EcoFlow app integration for seamless control

*Long lifespan: ~10 years of daily use

*Backed by a robust 5-year warranty