EcoFlow DELTA 3 Plus Smart Extra Battery – 2048Wh Expansion (EFDELTA3P-EB)

EcoFlow DELTA 3 Plus Smart Extra Battery – Expand Your Power, Extend Your Control
Take your energy storage to the next level with the EcoFlow DELTA 3 Plus Smart Extra Battery (EFDELTA3P-EB) — designed to seamlessly pair with the new DELTA 3 Plus Portable Power Station. Add 2048Wh of capacity to double your total energy for extended runtimes during home outages, RV travel, or off-grid adventures.

Massive Expandable Capacity
Each Extra Battery adds 2048Wh of capacity, bringing the DELTA 3 Plus system to a total of 4096Wh when one battery is connected. Perfect for powering essentials such as refrigerators, laptops, routers, and medical devices for hours or even days.

Effortless Plug-and-Play Expansion
Simply connect the Smart Extra Battery via the dedicated expansion port — no configuration required. The system automatically balances charge and discharge cycles for seamless energy flow.

Advanced LFP Battery Technology
Built with LiFePO₄ (LFP) chemistry, the DELTA 3 Plus Extra Battery offers 3,000+ full charge cycles to 80% capacity — delivering superior safety, thermal stability, and lifespan compared to conventional lithium-ion batteries.

Ultra-Fast and Flexible Charging
Recharge from AC, solar panels, vehicle outlet, or EcoFlow Smart Generator. Using X-Stream fast charging or solar input up to 800W, both the main unit and Extra Battery can go from 0–80% in under 50 minutes.

Smart Energy Management
Monitor charging status, temperature, and performance in real-time through the EcoFlow App via Bluetooth or Wi-Fi. Ideal for managing your off-grid energy system or backup power setup remotely.

Built to Move & Last
Compact, durable, and designed with a reinforced handle for easy transport. Ideal for home emergency backup, mobile living, or outdoor projects.