EcoFlow - DELTA 3 Extra Battery
About this product
The EcoFlow DELTA 3 Extra Battery is an accessory designed to expand the storage capacity of the EcoFlow DELTA 3 series portable power station, providing users with more power and longer runtime for their off-grid adventures or emergency backup needs. With a modular design, the DELTA 3 Extra Battery is easy to connect and offers a seamless extension to the DELTA 3 series's already impressive 1024Wh capacity.
Increased Capacity
The DELTA 3 Extra Battery adds 1024Wh to the DELTA 3 Series, doubling the available energy for longer device usage or multiple devices simultaneously.
Seamless Integration
The extra battery connects directly to the EcoFlow DELTA 3 Series, allowing for an easy setup and an integrated power solution. This plug-and-play functionality ensures users can start using it right away without complex installation steps.
Portability
While adding extra power, the DELTA 3 Extra Battery maintains EcoFlow’s focus on portability, making it suitable for camping, RV trips, outdoor activities, and emergency preparedness.
High-Performance Battery Cells
It uses high-quality lithium iron phosphate (LiFePO4) battery cells, which provide excellent safety, long battery life, and thermal stability.
Plug-and-play system
Use the EcoFlow app to monitor and control the DELTA 3 Smart Extra Battery.
- BrandEcoFlowModel NumberEFDELTA3P-EBProduct NameDELTA 3 Extra BatteryColorSilverBattery ChemistryLithium-ionVoltage120 volts
Reviews
Rating 4 out of 5 stars with 1 review
The vast majority of our reviews come from verified purchases. Reviews from customers may include My Best Buy members, employees, and Tech Insider Network members (as tagged). Select reviewers may receive discounted products, promotional considerations or entries into drawings for honest, helpful reviews.
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The EcoFlow DELTA 3 Extra Battery is an accessory designed to expand the storage capacity of the EcoFlow DELTA 3 series portable power station, providing users with more power and longer runtime for their off-grid adventures or emergency backup needs. With a modular design, the DELTA 3 Extra Battery is easy to connect and offers a seamless extension to the DELTA 3 series's already impressive 1024Wh capacity.
EcoFlow DELTA Pro 3 Smart Extra Battery 4096Wh capacity, expands EcoFlow DELTA Pro 3 up to 12kWh. Long-lasting LFP battery, plug-and-play & stackable design for home or indoor power backup applications.
Portable Air Conditioner Add On Battery
EcoFlow DELTA 3 Classic features X-Boost technology, delivering 1800W rated output (3600W surge) expandable up to 2600W to run refrigerators, microwaves and various appliances. It supports ultra-fast X-Stream AC charging to reach 0–80% in just 45 minutes, and can be recharged in 2.5 hours with an optional 500W solar panel, fitting home, outdoor and on-the-go scenarios. Its <10ms UPS function protects sensitive electronics like PCs and medical devices from downtime or data loss. Built with 3,000+ cycle LiFePO4 cells (over 10 years of daily use), EV-grade CTC design and a smart Battery Management System, it ensures safe, reliable and long-lasting power. It also enables smart control via the EcoFlow app for usage monitoring, charging scheduling and backup mode activation.
Specs
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