Expand Your DELTA Power for Longer Backup Runtime

• 2048Wh Extra Capacity – instantly add more runtime to compatible EcoFlow DELTA systems
• Compatible with DELTA 2 / DELTA Max / DELTA 2 Max – flexible expansion across multiple models
• Expandable from 2kWh to 6kWh – add up to two extra batteries for larger energy storage needs
• Up to 30% Lower Cost vs Similar Capacity Systems – expand more affordably than buying another full power station
• LFP Battery Technology – long-life safe battery chemistry built for daily use
• 3000+ Charge Cycles – up to 10 years of use before reaching 80% capacity
• Plug-and-Play Setup – no complicated installation required
• Smart App Control – monitor battery level, charging status, and performance remotely
• Ideal for Home Backup & RV Use – longer runtime when it matters most
• 5-Year Full Warranty

Why Choose DELTA 2 Max Smart Extra Battery

The EcoFlow DELTA 2 Max Smart Extra Battery is the easiest way to expand your DELTA power station without replacing your existing unit. Add 2048Wh of extra storage for outages, RV travel, off-grid setups, and everyday backup confidence.