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The EcoFlow DELTA 2 Smart Extra Battery is the essential companion for your DELTA 2 Portable Power Station. By adding this expansion unit, you can double your total capacity to 2048Wh, providing the extra security needed during extended power outages or longer camping trips. It connects directly to the main unit via the included cable, allowing both batteries to charge and discharge in unison for maximum efficiency.
Equipped with premium LiFePO4 (LFP) battery cells, this additional battery is built to last. It offers up to 3,000 full charge-and-drain cycles before reaching 80% of its original capacity, equating to approximately 10 years of daily use. The integrated Battery Management System (BMS) continuously monitors voltage, current, and temperature to ensure safe and reliable operation in any environment.
| Feature | Specification |
|---|---|
| Capacity | 1024Wh (51.2V) |
| Battery Chemistry | LFP (LiFePO4) |
| Cycle Life | 3000 cycles to 80%+ capacity |
| Extra Battery Port Input | 51.2V, 1024W Max (via DELTA 2) |
| Extra Battery Port Output | 51.2V, 2048W Max |
| Operating Temperature (Discharge) | -10°C to 45°C (14°F to 113°F) |
| Operating Temperature (Charge) | 0°C to 45°C (32°F to 113°F) |
| Dimensions | 40.0 x 21.1 x 28.1 cm |
| Net Weight | 9.5 kg (21 lbs) |
Stay informed with the built-in LCD screen that shows battery percentage, remaining charge/discharge time, and wattage. Additionally, when connected to your DELTA 2, you can monitor and manage the extra battery's status remotely via the EcoFlow app, ensuring you are always prepared for the unexpected.
Logistical Details
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