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EcoFlow DELTA 3 Series Smart Extra Battery - 1024Wh Capacity Expansion

Sku: EFDELTA3P-EB

$569.00

Buy Now, Pay Later

Perfect Companions
Description

Expand Your Energy Horizons with EcoFlow DELTA 3 Series Smart Extra Battery

Reliable, Compact, and Smart Energy Storage

The EcoFlow DELTA 3 Series Smart Extra Battery offers you the perfect solution to extend the power capacity of your DELTA 3 or DELTA 3 Plus portable power station. With an additional 1024Wh capacity, this battery doubles your energy storage, making it ideal for home backup, outdoor adventures, RV trips, and everyday use. Generation Eco Store proudly provides this trusted EcoFlow brand accessory, ensuring you have dependable, long-lasting power wherever your journey takes you.

Innovative Features for Peace of Mind

Designed with advanced LFP battery chemistry, the DELTA 3 Smart Extra Battery boasts a 10-year lifespan with 4000 complete charge cycles until 80% capacity, outlasting many other power storage options. Its compact, space-saving design is 1/3 smaller than comparable batteries and can be securely stacked on the power station. Control the battery’s status and charging conveniently from anywhere using the EcoFlow app, making it easy to monitor your power resources and stay prepared for any situation.

Key Specifications

Specification Values
Capacity 1024Wh
Battery Type LFP (Lithium Iron Phosphate)
Cycle Life 4000 cycles to 80% capacity
Lifespan Approx. 10 years
Size Comparison 1/3 smaller than DELTA 2 counterpart
Compatibility Works with DELTA 3 and DELTA 3 Plus
Monitoring & Control EcoFlow App for remote monitoring and control
Warranty 5 years comprehensive warranty
Specifications & Dimension
What's in the Box?
    • DELTA 3 Series Smart Extra Battery unit
    • DC cable
    • User manual
Guides & More
Shipping Policy
  • Free & Fast Shipping
    We offer free shipping on most EcoFlow Expansion Battery orders  across the lower 48 states, using the most reliable freight partners. Orders typically ship within 5 business days, with tracking provided within 24 hours of dispatch.
  • Tracking & Delivery Scheduling
    You’ll receive an order confirmation email immediately after placing your order. Tracking details are usually shared within 3–5 business days. Please review your shipping address carefully—corrections after shipment may incur a fee.
  • Important Shipping Notes
    Ensure your location can accommodate freight deliveries. Additional charges may apply for access-restricted areas, remote locations, or deliveries requiring special transport (e.g., ferry or plane).

    See our full Shipping Policy here
Return Policy
  • Hassle-Free Returns
    We offer a 30-day return window from the date you receive your item. Items must be unused, in original packaging, and accompanied by proof of purchase. Some items may incur a 15–25% restocking fee, especially larger freight-shipped products. Cancellations made before shipping will incur a 3-5% processing fee.
  • Damaged or Special Orders
    Please report any damages within 24 hours of delivery. Installed or opened items may not be returnable. Select brands such as Victron and Pytes may be non-returnable based on manufacturer policies.

    See our full Return Policy here

"What we'd tell a friend"

    Highlights Image 1
    Expandable Capacity
    Double your DELTA 3 or DELTA 3 Plus’s power capacity by adding this smart extra battery. Perfect for home backup and outdoor adventures, it helps you stay powered up when you need it most.
    Long-lasting LFP Battery
    Enjoy a decade of reliable power with the LFP battery technology that supports 4000+ charging cycles, offering a lifespan six times longer than typical power stations. This means fewer replacements and greater peace of mind.
    Highlights Image 2
    Highlights Image 3
    Convenient Recharging
    Easily recharge the DELTA 3 Smart Extra Battery by connecting it to AC outlets, portable solar panels, or the EcoFlow smart generator. This flexibility ensures you always have backup power available, wherever you are.

See it in Action

Have a Question? We Have Answers

Is the EcoFlow DELTA 3 Series Smart Extra Battery compatible with DELTA 3 and DELTA 3 Plus power stations?
    Yes, this extra battery is designed specifically to work with DELTA 3 and DELTA 3 Plus portable power stations, allowing for expanded energy storage capacity.
Can I monitor the battery status remotely with the EcoFlow DELTA 3 Series Smart Extra Battery?
    Yes, you can monitor and control the battery remotely via the EcoFlow mobile app, which provides real-time information on battery percentage, remaining recharge time, and usage hours.
How durable is the EcoFlow DELTA 3 Series Smart Extra Battery for daily use?
    The EcoFlow DELTA 3 Series Smart Extra Battery is highly durable due to its LFP battery chemistry, offering up to 4000 charging cycles or about 10 years of daily use before it reaches 80% of its original capacity.
What is the warranty on Expansion Battery?

Warranty for product varies based on the brand and the product. For some of the warranties, https://generationecostore.com/pages/warranty view OEM warranty policy. For any questions, please reach out to us at hello@generationecostore.com 

Can I return the Expansion Battery if I'm not satisfied?

We offer a 30-day return window from the date you receive your item. To be eligible for a return, the item must be unused, in its original packaging, and include proof of purchase.

Your Satisfaction is Our Priority

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