EcoFlow
EcoFlow DELTA 3 Series Smart Extra Battery
EcoFlow DELTA 3 Series Smart Extra Battery
SKU: EFDELTA3P-EB
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- Price: $549.00
- Regular price
- List Price: $599.00
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- Price: $549.00
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THE ECOFLOW DELTA 3 SERIES SMART EXTRA BATTERY EXPANDS YOUR PORTABLE POWER CAPACITY WITH EASE
The EcoFlow DELTA 3 Series Smart Extra Battery is the perfect solution for anyone looking to expand their portable power capacity. Designed to integrate seamlessly with the DELTA 3, DELTA 3 Plus, and DELTA 3 Premium 1500, this smart extra battery adds an additional 1024Wh, giving you longer-lasting energy for off-grid living, home backup, and outdoor adventures.
With advanced LFP battery chemistry, 4000 life cycles, and a robust 5-year warranty, the EcoFlow DELTA 3 Series Smart Extra Battery delivers not only power but also reliability and durability. Whether you’re preparing for unexpected outages, powering through extended camping trips, or simply needing more energy for your lifestyle, this extra battery keeps you ready.
ECOFLOW DELTA 3 SERIES SMART EXTRA BATTERY FEATURES
Expandable 1024Wh Capacity for Extended Power Needs
The EcoFlow DELTA 3 Series Smart Extra Battery adds 1024Wh of additional energy, allowing you to run your devices for longer and power more appliances during emergencies or off-grid use.
Compatible with DELTA 3 Series Power Stations
This smart extra battery is specifically designed to work with the EcoFlow DELTA 3, DELTA 3 Plus, and DELTA 3 Premium 1500, making expansion simple and seamless.
Advanced LFP Battery Technology
Built with safe, long-lasting Lithium Iron Phosphate (LFP) cells, the extra battery offers 4000 charge cycles, ensuring years of dependable performance.
Smart Controls via EcoFlow App
Monitor and manage your battery levels, charging status, and more through the EcoFlow app, giving you full control at your fingertips.
Durable and Reliable with 5-Year Warranty
Backed by a 5-year warranty, the EcoFlow DELTA 3 Series Smart Extra Battery provides peace of mind along with powerful, portable energy.
WHY CHOOSE THE ECOFLOW DELTA 3 SERIES SMART EXTRA BATTERY?
More Capacity, More Freedom: Stay powered longer in any situation.
Perfect for Emergencies: Reliable backup when the grid goes down.
Ideal for Off-Grid Living: Extend your adventures without sacrificing power.
Smart & Simple Integration: Plug and play with DELTA 3 Series models.
What's in the Box?
What's in the Box?
EcoFlow DELTA 3 Series Smart Extra Battery | x 1 |
EcoFlow DELTA 3 Extra Battery Cable | x 1 |
User Manual | x 1 |
Warranty Card | x 1 |
Specs
EcoFlow DELTA 3 Series Smart Extra Battery Specs
GENERAL SPECS | |
Weight | 9.6 kg | 21.2 lb |
Dimensions (W x D x H) | 397.6 × 202 × 198 mm | 15.7 × 8.0 × 7.8 in |
OUTPUT SPECS | |
Extra Battery Port | 40V-58.4V⎓48A Max |
INPUT SPECS | |
Extra Battery Port | 40V-58.4V⎓24A Max |
BATTERY SPECS | |
Rated Capacity | 1024Wh (51.2V⎓20Ah) |
Cell Chemistry | LFP (LiFePO₄) |
Cycle Life | 80%+ capacity after 4000 cycles |
Protection Type | Over Voltage, Overload, Over Temperature, Short Circuit, Low Temperature, Low Voltage, Overcurrent |
TEMPERATURE SPECS | |
Optimal Operating Temperature | 20°C-30°C (68°F-86°F) |
Charge Temperature | 0°C-45°C (32°F-113°F) |
Discharge Temperature | –10°C to 45°C (14°F-113°F) |
Storage Temperature | −10°C to 45°C (14°F-113°F) |






