EcoFlow DELTA Pro Ultra Battery

The EcoFlow DELTA Pro Ultra Battery is the modular energy storage building block behind EcoFlow's whole-home backup platform — the most powerful home backup solution EcoFlow offers. Each unit is a 6kWh LFP battery pack that stacks with additional units and pairs with a DELTA Pro Ultra inverter to scale from a single backup circuit all the way up to full-home coverage, without needing to redesign your system as your power needs grow.

Key Specs:

• Capacity: 6kWh per battery unit
• Expandability: stack up to 15 units for up to 90kWh total capacity
• Chemistry: LFP (LiFePO4)
• Environmental Rating: IP54 dustproof and splashproof
• Operating Temperature: -4°F to 113°F
• Warranty: 5 years

Pairs with the EcoFlow DELTA Pro Ultra inverter (7,200W per unit, up to 21.6kW with three units) and the EcoFlow Smart Home Panel 2 for a complete whole-home backup system. A strong fit for homeowners who want to start with essential-circuit backup now and expand toward full energy independence over time.