DELTA Pro 3600Wh Smart Extra Battery – Expand Your Power Capacity

Unlock extended backup power with the EcoFlow DELTA Pro 3600Wh Smart Extra Battery—the perfect add-on to supercharge your DELTA Pro. Whether you're powering through outages or exploring off-grid, this smart extra battery allows you to double or triple your energy storage, reaching up to 10.8kWh of clean, reliable power.

Key Features:

• Massive Expandable Capacity
  Pair one or two DELTA Pro Smart Extra Batteries to increase your total capacity from 3.6kWh to 7.2kWh or 10.8kWh, giving you days of backup power for essentials like refrigerators, medical devices, and home appliances.

• Seamless Integration
  The Smart Extra Battery integrates perfectly with your existing DELTA Pro system, charging and discharging in sync. It also supports solar, AC, EV, and generator charging, ensuring flexible, efficient recharging options.

• Real-Time Monitoring
  Stay in control with the EcoFlow app, which lets you monitor and manage battery performance, energy usage, and charging status in real-time—right from your smartphone.

• Home & Off-Grid Ready
  Ideal for whole-home backup, outdoor adventures, RV living, or long-term emergencies. Combine with the EcoFlow Smart Home Panel for automatic switchover and whole-circuit control.

• Durable & Safe
  Built with advanced battery management systems and a rugged design, the Smart Extra Battery delivers long-term reliability, safety, and performance—even under demanding conditions.

Charge anytime, anywhere.

Ready for any emergency.

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