EcoFlow Stream Ultra Battery 1.92kWh

EcoFlow Stream Ultra Battery 1.92kWh – intelligent home energy storage

Add the Stream Ultra Battery to your Stream system and efficiently use excess solar energy. 1.92kWh capacity, low noise (<30 dB), and a vertical, weather-resistant design.

Flexible connection and expansion

Up to 4 solar panels at 500W each (total up to 2000W) with 4× MPPT. The ability to connect up to 6 batteries in a network provides a total capacity of up to 12kWh to power household appliances.

Power and management

10A AC input (~1050W) for grid charging and grid-tied output up to 800W. Manage and schedule operation via Wi-Fi/Bluetooth, share loads between devices, and optimize consumption.

Durability and safety

IP65 protection class, self-heating for operation at low temperatures (≤5°C), operating t° from –20°C to 55°C. Lifetime up to 6000 cycles (≥70% capacity).

Key parameters

• Capacity: 1.92kWh
• PV input: 4× up to 500W (total up to 2000W), 4× MPPT
• AC input (charging): 10A (~1050W)
• Grid-tied output: 800W; max supported appliance power: up to 2300W (10A)
• Connectivity: Wi-Fi / Bluetooth
• Acoustics: <30 dB
• Dimensions: 28.4 × 25.5 × 45.8 cm; Weight: 23.1 kg
• Operating temperature: –20°C to 55°C
• Warranty: 120 months

Note: EcoFlow Stream Microinverter (2025) and solar panels are not included.