The EcoFlow PowerStream STREAM Ultra is an all-in-one balcony solar system combining photovoltaic generation, energy storage and secure grid-connected power delivery.
With a 1.92 kWh LiFePO₄ battery, four independent MPPT controllers, and a Swiss-certified micro-inverter, it offers efficient, autonomous and smart energy management without structural modifications.
Usage & applications :
- Residential self-consumption (balcony, terrace, garden)
- Solar energy surplus storage
- Direct household appliance supply
- Energy cost optimization
⚠️ Intended for residential civilian use only, in accordance with local and federal regulations.
Legal & regulatory compliance (Switzerland - CH) :
- 600 W Swiss-version micro-inverter
- Sealed 230 V AC socket compliant with ESTI
- Declaration of Conformity (DoC) provided by EcoFlow Switzerland
- Fully compliant with Swiss electrical installation regulations (ESTI)
⚠️ Product registration may be required depending on local regulations.
Technical Specifications :
EcoFlow STREAM Ultra solar battery
- Capacity: 1.92 kWh
- Max PV input: 2,000 W (4 × 500 W)
- Max AC charging power: 1,050 W
- Grid-connected AC output: 600 W
- Off-grid AC output: 1,200 W
- Max connected load: 2,300 W
- MPPT controllers: 4
- Battery chemistry: LFP (LiFePO₄)
- Cycle life: 6,000 cycles (70 % capacity)
- Operating temperature: –20 °C to +55 °C
- Protection rating: IP65
- Connectivity: Wi-Fi / Bluetooth
- Noise level: < 30 dB
- Dimensions: 284 × 255 × 458 mm
- Weight: 22 kg
EcoFlow Mono 400 W rigid solar panel
- Cell type: Monocrystalline
- Power output: 400 W
- Dimensions: 1,722 × 1,134 × 35 mm
- Weight: 21.8 kg
- MPP voltage (Umpp): 31.00 V
- MPP current (Impp): 12.90 A
- Open-circuit voltage (Voc): 37.10 V
- Short-circuit current (Isc): 13.80 A
- Max system voltage: 1,500 V
- Connector type: PV4 (MC4)
- Power tolerance: ±3 %
- Power warranty: 5 years (80 %)
Included :
- 1× EcoFlow STREAM Ultra solar battery (1.92 kWh)
- 4× EcoFlow 400 W rigid solar panels
- 4× solar cables (2.95 m each)
- 4× ultra-flat PV interconnection cables
- 1× AC power cable (Swiss plug)
⚠️ Solar panel mounting hardware sold separately.
