EcoFlow DELTA 3 & DELTA 3 Plus Smart Extra Battery | +1024Wh Expansion

Add 1024Wh Instantly — Plug-and-Play Expansion for Your DELTA 3 or DELTA 3 Plus

The EcoFlow DELTA 3 Smart Extra Battery adds 1024Wh of LFP capacity to your DELTA 3 or DELTA 3 Plus with zero setup required. Just plug in and your runtime doubles — no configuration, no hassle. Backed by a 5-year warranty and built to last 10 years of daily use.

Key Features

• +1024Wh Expandable Capacity: Compatible with the EcoFlow DELTA 3 and DELTA 3 Plus — doubles your runtime for home backup, camping, and off-grid use.
• 3000+ Charge Cycles, 10-Year Lifespan: LFP battery chemistry retains 80% of original capacity after 3000+ cycles — one of the longest-lasting batteries in its class.
• True Plug-and-Play: No configuration required. Connect and monitor charge level and temperature in real time via the EcoFlow App.
• 5-Year Warranty: One of the most comprehensive warranties available in the portable power category — included out of the box.