Ask Our Experts800-606-6969
Hello, Log InAccount & Orders
Key Features
- For DELTA 3 Max Plus & Ultra Plus
- 2048Wh of Capacity
- Long-Lasting LFP Battery Cells
- Stackable Design
Expand your system's capabilities by increasing its capacity with the DELTA 3 Smart Extra Battery for Max Plus/Ultra Plus from EcoFlow. For existing owners of DELTA 3 Max Plus and Ultra Plus systems, this battery adds an additional 2048Wh of power capacity to your home. Internally, the power is provided by long-lasting LFP battery cells. The stackable design makes it easy to physically incorporate the new battery with your existing batteries, and hookup is designed to be plug and play.
More DetailsSpecial Order
Expected availability: 7-14 Business Days
$849.00
Save $50.00
+
This item cannot be canceled or returned.
Protect Your Gear
Add a protection plan from $109.99
See Options
See any errors on this page?
Does this come with the extended battery cable? I ...
Does this come with the extended battery cable? I don't see it in any of the images or the included list.
Yes, DELTA 3 Smart Extra Battery comes with an extra battery cable that connects to the power station.
Date published: 2026-02-02