Scalable Power for Greater Energy Independence
The EcoFlow Extra Battery for DELTA 2 Max is designed to give your power station even more stamina. With a 2048Wh capacity using advanced LiFePO₄ chemistry, it connects directly to your DELTA 2 Max for instant capacity expansion. Whether you’re preparing for extended outages, living off-grid, or powering high-demand tools and appliances, this battery doubles your available energy and integrates fully into the EcoFlow ecosystem.
Key Features
Double the Runtime, Double the Freedom
Expand your DELTA 2 Max’s capacity from 2048Wh to 4096Wh instantly with one Extra Battery—perfect for extended outages, van life, or power-hungry applications.
Top-Tier Battery Technology
Uses durable Lithium Iron Phosphate (LiFePO₄) chemistry with a lifespan of over 3000 full cycles to 80%—ensuring over a decade of daily use.
Smart App Integration
Monitors charge status, input/output power, and remaining time via the EcoFlow App—offering full visibility and control right from your phone when connected to the DELTA 2 Max.
Plug-and-Play Connectivity
Connects easily to the DELTA 2 Max using the included battery cable—no setup required. The main unit manages charging, discharging, and battery health.
Flexible Charging Options
Once connected, the Extra Battery charges alongside the DELTA 2 Max from wall sockets, solar panels (up to 1000W), or a car outlet.
What’s in the Box
- 1 × DELTA 2 Max Extra Battery
- 1 × Extra Battery Connection Cable
- 1 × User Manual
- 1 × Warranty Card
FAQ’s
Can this Extra Battery operate independently?
No. It only works when connected to a DELTA 2 Max unit.
How many Extra Batteries can be connected?
How many Extra Batteries can be connected?
How does it charge?
It charges automatically when the DELTA 2 Max is connected to AC, solar, or car input.
Can I monitor this battery via the EcoFlow App?
Yes, once connected to DELTA 2 Max, it becomes visible and controllable in the app.
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