Take your portable power station to the next level with the EcoFlow DELTA 3 Series Smart Extra Battery. Designed to seamlessly integrate with the DELTA 3 Series, this extra battery expands your system’s capacity by an additional 1024Wh, giving you the flexibility and reliability to tackle extended power needs—whether at home, on the road, or off the grid.
Boost your DELTA 3’s capacity to a massive 2048Wh with the Smart Extra Battery, effectively doubling your energy reserves. This makes it ideal for long trips, extended outages, or powering energy-intensive appliances like refrigerators, heaters, or power tools for hours on end. It’s the ultimate solution for those who need serious, reliable power without compromise.
Connecting the Smart Extra Battery is a breeze. Using EcoFlow’s advanced Pogo Pin technology, the battery integrates wirelessly with your DELTA 3 Series without the need for cables or screws. Just stack it, clip it into place, and start enjoying extended power immediately.
The Smart Extra Battery adds a new layer of convenience with its 140W USB-C input/output port. Use it to recharge the battery itself or power your high-demand devices like laptops, tablets, or cameras. You’ll have even more flexibility to stay powered wherever you go.
Built with LFP (Lithium Iron Phosphate) battery technology, the Smart Extra Battery delivers 3,000+ cycles to 80% capacity, ensuring a lifespan of over 10 years with daily use. Its robust construction and advanced Battery Management System (BMS) provide comprehensive protection against overheating, overcharging, and short circuits, making it as reliable as it is powerful.
Despite its impressive capacity, the Smart Extra Battery is designed for portability. Its compact dimensions and ergonomic design allow you to easily move and store it wherever needed. Whether you’re heading on a road trip or setting up a backup system at home, the Smart Extra Battery fits seamlessly into your life.
Expanded Capacity: Add an extra 1024Wh to your DELTA 3 for up to 2048Wh total capacity.
Plug-and-Play Setup: Seamless wireless connection with Pogo Pin technology—no tools required.
Versatile Charging: Features a 140W USB-C port for both input and output, enhancing charging flexibility.
Durable LFP Battery: Long-lasting with 3,000+ cycles and a 10-year lifespan.
Advanced Safety Features: Built-in BMS for optimal protection and reliability.
Portable Design: Compact and lightweight for easy transport and storage.
Capacity: 4096Wh
Output Port: 40V-58.4V, 100A Max
Input Port: 40V-58.4V, 80A Max
Compatible With: EcoFlow DELTA 3 Plus
Weight: 22 lbs
Dimensions: 694 × 295 × 215 mm
Discharge Temperature: -10°C ~ 45°C
Charge Temperature: 0°C ~ 45°C
Storage Temperature: -10°C ~ 45°C
Display: LED Array
1 x EcoFlow DELTA Pro 3 Smart Extra Battery
1 x Quick Start Guide
1 x Safety Guide
1 x Warranty Card
1 x EcoFlow Extra Battery Cable