🔋EcoFlow DELTA Pro Ultra Extra Battery (Expand Your Power)
🌴 Build your power your way.
The EcoFlow DELTA Pro Ultra Smart Extra Battery is designed to expand your DELTA Pro Ultra’s capacity by an extra 6kWh per unit. Add up to two for a total of 21.6kWh, ensuring you’re covered for long outages, full-day events, or true off-grid living.
🔋 What’s Included:
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1 × EcoFlow DELTA Pro Ultra Smart Extra Battery
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Battery Expansion Cable
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User Manual
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Protective packaging
💡 Key Features:
⚡ Scalable Energy Storage
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Adds 6kWh capacity to your DELTA Pro Ultra.
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Expandable up to 21.6kWh (base + 2 batteries).
🔌 Seamless Connection
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Plug-and-play design with included expansion cable.
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Automatically syncs with the main unit for balanced charging/discharging.
🏡 Whole-Home Coverage
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Perfect for extended blackouts, large appliances, and off-grid setups.
🛡️ Durable & Reliable
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Built with long-lasting LiFePO4 batteries (3,500+ cycles).
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EcoFlow certified for safety and performance.
📱 Smart App Monitoring
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Check charge levels and system status in real-time.
🛡️ Warranty:
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5-Year Manufacturer Warranty
⚠️ This is currently available for pre-order. Orders will begin shipping in Fall 2025. -
