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Works seamlessly with the EcoFlow DELTA 3 Max Plus and EcoFlow DELTA 3 Ultra Plus. Long-lasting LFP battery Easy to use — plug-and-play design for simple operation. Stackable — ideal for backup power at home or indoors.  

EcoFlow Delta Pro Ultra EB will provide stable power to your devices. The battery retains more than 80% of its capacity after 3500 charging cycles at 25 °C and a charging and discharging rate of 0.5C/0.5C.

Expands the capacity of the RIVER 3 to up to 858 Wh. Additional 140 W USB-C input and output option. Wireless pogo pin connection – no cables or screws required.

Expands the capacity of the RIVER 3 to up to 858 Wh. Additional 140 W USB-C input and output option. Wireless pogo pin connection – no cables or screws required.

Increase the capacity of DELTA 3 Plus/DELTA 3 with an extra 1024Wh. Get 10 years of daily use until it hits 80% of its original capacity. Embrace 4000+ charging cycles enabled by the LFP battery chemistry. Plug-and-play system. Use the EcoFlow app to monitor and control the DELTA 3 Smart Extra Battery.

Works seamlessly with the EcoFlow DELTA Pro 3. The EcoFlow DELTA Pro Smart add-on battery is compatible with the EcoFlow DELTA Pro 3. Expandable up to 12 kWh to increase capacity. LFP battery with 4,000 charge cycles to 80% capacity. Plug-and-play design for ease of use. Ideal for home or indoor backup power.