ECOFLOW Extra Solar Deep Cycle Battery For DELTA PRO (DELTAPROEB-US)

Expandable Backup Power for Demanding Applications

The EcoFlow Extra Battery for DELTA Pro is a powerful energy expansion unit designed to work seamlessly with your DELTA Pro power station. With a massive 3600Wh capacity, it connects effortlessly to increase total capacity up to 7200Wh with one battery—or even 10.8kWh with two—perfect for off-grid living, extended blackouts, or professional setups. Built with long-lasting LFP battery technology and managed by DELTA Pro’s smart system, it’s the ideal solution for scalable, future-proof energy independence.

Key Features

Massive Expandability for True Energy Independence

Add one or two Extra Batteries to your DELTA Pro for a total energy capacity of up to 10.8kWh. Perfect for days-long power outages, solar setups, or remote work sites.

Durable LFP Battery Chemistry

Powered by Lithium Iron Phosphate (LiFePO₄) for over 3500 cycles to 80%, ensuring long life, consistent performance, and safe operation—even with daily use.

Intelligent Battery Management

Automatically controlled via the DELTA Pro’s Battery Management System (BMS), this unit adjusts charge/discharge rates and monitors safety metrics like temperature, voltage, and current.

Smart Monitoring & Control

Integrated into the EcoFlow App when connected to a DELTA Pro. Track battery status, runtime, and input/output power in real time over Wi-Fi or Bluetooth.

Plug-and-Play Setup

No configuration needed—just connect to the DELTA Pro using the included cable and the system recognizes the extra battery instantly. Power sharing and charging are automatically optimized.

What’s in the Box

• 1 × DELTA Pro Extra Battery
• 1 × Battery Connection Cable
• 1 × User Manual
• 1 × Warranty Card

FAQ’s