EcoFlow DELTA 3 Series Smart Extra Battery

Increase the capacity of DELTA 3 Plus/DELTA 3 with an extra 1024Wh.

The EcoFlow DELTA 3 Series Smart Extra Battery is designed to expand the capacity of your EcoFlow DELTA 3 power station, providing longer runtime and greater flexibility for home backup, outdoor use, and professional applications.

With its smart integration, the extra battery seamlessly connects to your DELTA 3 system, allowing you to scale your energy storage based on your needs. Whether you’re preparing for power outages or running multiple devices for extended periods, this expansion battery ensures reliable and continuous power.

Built with advanced battery technology, it delivers stable performance, efficient energy management, and long-lasting durability.

Key Features

• Expandable Capacity
  Increase your DELTA 3 power station runtime for extended usage
  
• Seamless Integration
  Designed specifically for EcoFlow DELTA 3 Series compatibility
  
• Smart Energy Management
  Optimized performance with intelligent power distribution
  
• Reliable Backup Power
  Ideal for longer outages and high energy demand
  
• Durable & Long Lifespan
  Built for repeated use and long-term reliability

Plug-and-play system

Use the EcoFlow app to monitor and control the DELTA 3 Smart Extra Battery.

Get 10 years of daily use until it hits 80% of its original capacity.
Embrace 4000+ charging cycles enabled by the LFP battery chemistry.

The Extra Battery features the same LPF battery technology as RIVER 3 Plus. And, with a 5-year warranty, you’ll get peace of mind and long-lasting performance.

SPECIFICATIONS

• Product Type: Smart Extra Battery
• Dimension: 398 200 198 mm
• Weight: 9.6 kg
• Compatibility: EcoFlow DELTA 3 Series
• Expandability: Yes (modular expansion system)
• Battery Type: Advanced lithium battery system
• Application: Backup power & extended runtime

Compatibilty

Why Buy This?

• Extend runtime without replacing your main unit
• Scalable solution for growing power needs
• Reliable EcoFlow ecosystem compatibility
• Ideal for serious backup and heavy usage
• Long-term investment for energy independence

Expand your power capacity today with the EcoFlow DELTA 3 Smart Extra Battery and enjoy longer-lasting, reliable energy whenever you need it.