EcoFlow – DELTA 2 Max Smart Extra Battery (2048Wh Expansion)

Double or Triple Your Power Capacity with Ease

The EcoFlow DELTA 2 Max Smart Extra Battery expands the capacity of your DELTA 2, DELTA Max, or DELTA 2 Max power station by an additional 2048Wh. With support for up to two extra batteries, you can scale your total storage to 6144Wh—ideal for home backup, RV living, outdoor adventures, and everyday energy needs.

Key Features:

• Expandable Capacity: Adds 2048Wh to compatible EcoFlow power stations
• Flexible Scaling: Add up to two extra batteries for 6kWh+ total storage
• Smart Monitoring: Control and monitor via the EcoFlow app
• Long-Lasting LFP Battery: Up to 3000 cycles to 80% capacity—10 years of daily use
• Stackable, Space-Saving Design: Securely stack on power stations and other batteries
• Plug-and-Play: No setup required—just connect to your power station and go
• 30% More Affordable: Lower cost per watt-hour vs. buying a full additional unit

Technical Specifications:

• Capacity: 2048Wh
• Input Port: 51.2V, 2000W Max
• Output Port: 51.2V, 3200W Max
• Battery Type: LFP (LiFePO4), 3000 cycles to >80%
• Dimensions: 464 × 235 × 283 mm (18 × 9 × 11 in)
• Weight: 19kg (42 lbs)

Compatibility:

• EcoFlow DELTA 2
• EcoFlow DELTA Max (2000)
• EcoFlow DELTA 2 Max

What's in the Box:

• DELTA 2 Max Smart Extra Battery
• Extra Battery Cable
• User Manual
• Warranty Card

Smart Charging Options: Charge via the connected power station or independently with a Smart Generator. Monitor battery status, input/output, and health via the EcoFlow app for remote control and energy insight.

Perfect For: Expanding off-grid power systems, long-term emergency preparedness, or high-demand setups that need scalable energy storage without sacrificing portability or budget.