Ecoflow Delta 2 Smart Extra Battery – 1024 Wh

Overview

The EcoFlow DELTA 2 Smart Extra Battery 1024 Wh is designed to expand the capacity of the DELTA 2 power station and support longer use for camping, off-grid setups, and home backup scenarios. It connects directly to the DELTA 2 and increases total capacity from 1024 Wh to 2048 Wh.

Built with LiFePO4 battery technology and compatible with EcoFlow’s fast charging ecosystem, this extra battery is a practical option for users who need more runtime from their portable power solutions. It includes an integrated display and can be monitored through the EcoFlow app when connected to the main unit.

Why choose the EcoFlow DELTA 2 Smart Extra Battery?

If you already use the DELTA 2, this expansion battery is a straightforward way to increase energy storage without changing your existing system. It is suitable for anyone looking for a reliable extra battery for EcoFlow use in travel, outdoor activities, or backup power planning.

• Expandable capacity: Adds 1024 Wh to the DELTA 2 system.
• LiFePO4 chemistry: Designed for long cycle life and stable performance.
• Smart integration: Works with the main unit and can be monitored via the EcoFlow app.
• Portable use cases: Useful as a camping power source or for off-grid energy supply.
• Fast charging compatibility: Supports EcoFlow charging technology when paired with the DELTA 2.

Key features

Expandable power storage

The DELTA 2 Smart Extra Battery doubles the total capacity of the DELTA 2 system from 1024 Wh to 2048 Wh. This makes it easier to power devices for longer periods when grid power is limited or unavailable.

Fast charging technology

EcoFlow’s X-Stream charging technology allows the DELTA 2 system to charge quickly. According to the provided product details, the main unit can reach 80% in one hour and 100% in 1.6 hours.

Integrated display and app monitoring

The built-in display provides information such as battery level, remaining charging time, and estimated runtime. You can also check charge status remotely using the EcoFlow app.

Durable battery design

The integrated LiFePO4 battery is rated for approximately 3000+ cycles to 80% capacity, making it a practical choice for frequent use in portable power and emergency battery applications.

Important compatibility note

This smart extra battery cannot be used independently. It is only compatible with the EcoFlow DELTA 2 and is rechargeable through that system.

Package contents

• EcoFlow DELTA 2 Smart Extra Battery
• DELTA 2 Extra Battery Cable
• User Manual and Warranty Card

Technical specifications

• Battery type: LiFePO4
• Capacity: 1024 Wh
• Lifespan: approx. 3000+ cycles (80%)
• Extra battery input: 51.2 V | 1024 W max. (X-Stream and Solar dual charging)
• Extra battery output: 51.2 V | 2048 W max.
• Operating temperature (discharge): -20 to +45 °C
• Operating temperature (charge): 0 to +45 °C
• Weight: 9.75 kg
• Dimensions: approx. 400 x 211 x 281 mm

Frequently asked questions

Can the EcoFlow DELTA 2 Smart Extra Battery be used on its own?

No. It is designed to work only with the EcoFlow DELTA 2 and cannot operate independently.

Does this extra battery increase total capacity?

Yes. When connected to the DELTA 2, it increases total capacity from 1024 Wh to 2048 Wh.

Is it suitable for camping or off-grid use?

Yes. It is a practical option for camping power source needs, off-grid energy supply, and other portable power solutions.

Can I monitor the battery status remotely?

Yes. The charge status can be monitored through the EcoFlow app when connected to the system.

What battery technology is used?

The battery uses LiFePO4 chemistry, which is commonly chosen for stable performance and long cycle life.

What comes in the box?

The package includes the DELTA 2 Smart Extra Battery, an extra battery cable, and the user manual with warranty card.