EcoFlow DELTA 2 extra battery
Discontinued product
The manufacturer has phased out this model. See the current models of the DELTA family
239 990 Ft
Price includes VAT.
Out of stock
Expansion battery for the EcoFlow DELTA series.
- 1,024Wh capacity, 51.2V1024 Wh
- Expands DELTA 2 up to
- LFP cells, 3,000 cycles to 80%+ capacity
- Extra battery port: 1,024W max input, 2,048W max output
- Net weight (approx.)9.5 kg
SKU: 400488
- Net weight
- Approximately 9.5 kg (21 lbs)
- Dimensions
- 400 × 211 × 281 mm (15.7 × 8.3 × 11.1 in.)
- Capacity
- 1,024Wh 51.2V⎓
Key figures
1024 Wh
1,024Wh capacity, 51.2V
9.5 kg
Net weight (approx.)
400 × 211 × 281 mm
Dimensions
Specifications
EcoFlow DELTA 2 extra battery specifications
General Info
- Net weight
- Approximately 9.5 kg (21 lbs)
- Dimensions
- 400 × 211 × 281 mm (15.7 × 8.3 × 11.1 in.)
- Capacity
- 1,024Wh 51.2V⎓
Battery Info
- Cell Chemistry
- LFP
- Cycle Life
- 3,000 cycles to 80% + capacity
- Protection
- Over Voltage Protection, Overload Protection, Over Temperature Protection, Short Circuit Protection, Low Temperature Protection, Low Voltage Protection, Overcurrent Protection
Input Port
- Extra Battery Port Input
- 51.2V⎓ 1,024W Max (X-Stream and solar dual charging)
Output Port
- Extra Battery Port Output
- 51.2V⎓ 2,048W Max
Environmental Operating Temperatures
- Optimal Operating Temperature
- 20°C - 30°C (68°F - 86°F)
- Discharging Temperature
- -10°C - 45°C (14°F - 113°F)
- Charging Temperature
- 0°C - 45°C (32°F - 113°F)
- Storage Temperature
- -10°C - 45°C (14°F - 113°F) (Optimal: 20°C - 30°C (68°F - 86°F))
Source: ecoflow-service-us-prod.oss-us-west-1.aliyuncs.com/cms/upload/1741164012665/EcoFlow%20DELTA%202%20Smart%20Extra%20Battery-User%20Manual%20V1.1%20(EN).pdf (angol), retrieved Aug 24, 2026
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