EcoFlow DELTA 3 Max Plus Smart Extra Battery
Calculated with the nominal capacity, because the manufacturer does not state a usable capacity.
Affiliate disclosure: We may earn a commission when you buy through the store links on this page, at no extra cost to you. How affiliate links work
Price comparison
Sorted by total price. Prices are shown before sales tax, which is added at checkout based on the delivery address.
Affiliate disclosure: We may earn a commission when you buy through the store links on this page, at no extra cost to you. How affiliate links work
Product information
The technical data as stated by the manufacturer.
Description
Expandable capacity Increase the capacity of DELTA 3 Max Plus (2048Wh) or DELTA 3 Ultra Plus (3072Wh) with an extra 2048Wh. Up to 3x the runtime 2-4kWh expandable capacity to fit your energy storage needs. Add up to two DELTA 3 Max Plus (2048Wh) Smart Extra Batteries to gain a capacity of 6144Wh for DELTA 3 Max Plus (2048Wh) and 7168Wh for DELTA 3 Ultra Plus (3072Wh),* giving you extended runtime for home backup, RVing, outdoor adventures, and everyday use. * Requires the EcoFlow Smart Extra Battery Expansion Adapter to connect two Smart Extra Batteries to the DELTA 3 Max Plus (2048Wh) or DELTA 3 Ultra Plus (3072Wh). The adapter is scheduled for US local release by approximately January 2026. Compact size The extra battery’s overall volume is reduced by approximately 25% compared to the DELTA 2 Max Smart Extra Battery. Automotive-grade Full-Tab LFP Cells: Next-Level Battery Reliability DELTA 3 Max Plus (2048Wh) Smart Extra Battery is equipped with automotive-grade full-tab LFP cells. T
Price history
How the price has changed over time
Other brands in this category
Other brands of Expansion batteries with a similar capacity
Affiliate disclosure: We may earn a commission when you buy through the store links on this page, at no extra cost to you. How affiliate links work
