EcoFlow DELTA Pro 3 Smart Extra Battery - EFDELTAPRO3EB
Compatibility - Works seamlessly with EcoFlow DELTA Pro 3 (The EcoFlow DELTA Pro Smart Extra Battery is compatible with the EcoFlow DELTA Pro 3. ).
Scalable Power - Expandable up to 12kWh for increased capacity.
Long-Lasting Battery - LFP battery with 4000 life cycles to 80% capacity.
Easy to Use - Plug-and-play design for straightforward operation.
Stackable Design - Perfect for home or indoor power backup applications
What Our Experts Think
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The EcoFlow DELTA Pro 3 Smart Extra Battery (EFDELTAPRO3EB) is designed to expand your DELTA Pro 3 system’s capacity, giving you more backup power for longer runtimes.
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Features stackable modular design for easy integration and scalability.
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Uses advanced LiFePO₄ battery technology for enhanced safety, longer life cycles, and stable performance.
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Perfect for home backup, RVs, and off-grid power setups, ensuring reliability during outages or outdoor use.
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Seamlessly managed through the EcoFlow app, offering real-time monitoring and smart control.
Q&A
Q: What is the capacity of the DELTA Pro 3 Smart Extra Battery?
A: Each unit adds 4096Wh (4.096kWh) of energy storage, expandable by linking multiple batteries.
Q: Can I use it without the DELTA Pro 3 main unit?
A: No, it’s designed to work with the DELTA Pro 3 as an expansion battery only.
Q: How does it connect to the main unit?
A: It connects via the dedicated expansion port, enabling synchronized charging and discharging.
Q: Is it suitable for solar charging?
A: Yes, when connected to the DELTA Pro 3, it supports solar input for renewable energy use.
Maintenance Tips
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Charge periodically if stored for long periods—maintain around 50–80% charge.
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Avoid extreme temperatures; store between 20°C–30°C (68°F–86°F) for best results.
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Keep connection ports clean and dry to ensure optimal contact.
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Update system firmware regularly through the EcoFlow app.
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Operate on a flat, stable surface and ensure good ventilation duri
Damage 
Loss 
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