1720 W EcoFlow STREAM Ultra balcony power plant | Set with microinverter and 4x 430 W DAH bifacial solar modules with flat roof mount and 1.92 kWh storage - 21-306895

  • EcoFlow STREAM Ultra Batterie mit Wechselrichter
  • 4 x 430 W DAH bifaziale Solarmodule = 1720 Wp Solarleistung
  • 4 MPP-Tracker, Überwachung auf Modulebene
  • Inklusive 3 m Anschlusskabel für die Solarmodule
  • inkl. 1,5 m Schuko-Kabel für den Anschluss an die Haushaltssteckdose
  • Inklusive sind Flachdach-Halterungen

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Product details

1720 W EcoFlow STREAM Ultra balcony power plant | Set with microinverter and 4x 430 W DAH bifacial solar modules with flat roof mount and 1.92 kWh storage - 21-306895

  • EcoFlow STREAM Ultra Batterie mit Wechselrichter
  • 4 x 430 W DAH bifaziale Solarmodule = 1720 Wp Solarleistung
  • 4 MPP-Tracker, Überwachung auf Modulebene
  • Inklusive 3 m Anschlusskabel für die Solarmodule
  • inkl. 1,5 m Schuko-Kabel für den Anschluss an die Haushaltssteckdose
  • Inklusive sind Flachdach-Halterungen

Product description

1720 W EcoFlow STREAM Ultra Balcony Power Plant – Complete Set with Storage, 4 x 430 W Bifacial Solar Modules & Flat Roof Mounts

The 1720 W EcoFlow STREAM Ultra balcony power plant offers you a powerful and flexible solution for generating your own electricity. This set combines four DAH Solar 430 W bifacial solar panels with the advanced 1.92 kWh EcoFlow STREAM Ultra with integrated microinverter and four professional flat roof mounting brackets – ideal for roofs, gardens or other outdoor areas.

High energy yield with 4x DAH Solar 430 W modules

The bifacial double-glass modules utilize sunlight from both the front and back, delivering up to 25% more energy than conventional modules. Thanks to modern N-Type TOPCon technology, they offer high efficiency, low degradation, and stable performance even in low light conditions. A 30-year performance guarantee secures your investment for the long term.

EcoFlow STREAM Ultra – Smart power usage with 4 MPPT inputs

The STREAM Ultra is a weatherproof, robust energy management system (IP65) with an integrated inverter and 1.92 kWh LiFePO₄ storage. Four separate MPPT inputs allow you to individually align each module – ideal for different mounting situations or partial shading.

Flexible mounting with WATTSTUNDE HST120 brackets

With the four WATTSTUNDE HST120 solar panel mounting brackets, you have flexibility: whether on a flat roof, in the garden, on a wall, or on a balcony – the robust aluminum brackets offer secure support. The tilt angle is adjustable in 5° increments between 15° and 45°, allowing you to optimally align your panels with the sun. Clamps and stainless steel screws are included for quick and easy installation.

Set contents:

  • 1 × EcoFlow STREAM Ultra with integrated inverter and 1.92 kWh storage
  • 4 × DAH Solar 430 W bifacial solar modules (double glass, N-Type TOPCon)
  • 4 × WATTSTUNDE flat roof bracket HST120 (adjustable from 15° to 45°)

Simple design – ready to use immediately

With pre-assembled cables, a Schuko connector, and the well-designed HST120 mounting brackets, installation is quick and easy. The four MPPT inputs allow for flexible module placement – ​​perfect for DIY solutions on flat roofs or open areas.

Intelligent power distribution for maximum independence

The STREAM Ultra analyzes your energy consumption in real time and ensures that energy is stored or used efficiently – completely automatically. You can conveniently control everything via your smartphone using the EcoFlow app.

Full control with the EcoFlow app

Generate, store, and optimize your electricity – with the EcoFlow app, you have everything at a glance. Monitor your energy flows in real time and adjust usage to your needs – for maximum independence.

Your advantages at a glance:

  • Total power: 1720 W (4 × 430 W bifacial DAH) + 1.92 kWh storage
  • Includes 4 × WATTSTUNDE HST120 brackets (15°–45° tilt angle)
  • Up to 25% higher yield through bifacial module technology
  • High efficiency thanks to N-Type TOPCon cells
  • Four MPPT inputs for maximum flexibility in module placement
  • Plug-and-play installation with well-designed brackets
  • Real-time monitoring & control via the EcoFlow app
  • Future-proof technology with up to 6000 charging cycles
  • 10-year warranty on STREAM, 30-year performance warranty on modules

With the 1720 W STREAM Ultra balcony power plant and the HST120 brackets, you get a clever, adaptable solution for generating your own electricity at home – efficient, durable and ready for the future.


Technical data DAH SOLAR 430W
Rated power 430 W
Maximum daily yield (summer) 2580 Wh/d
Voltage (Umpp) 32.50 V
Electricity (Impp) 13.23 A
Open circuit voltage (Voc) 38.00 V
Short-circuit current (Isc) 13.84 A
Cell efficiency 22.02%
Cell material N-type cells
Bypass diode Integrated
Weight 23.5 kg
Dimensions 1722 x 1134 x 30 mm


Technical data EcoFlow STREAM Ultra
battery Lithium iron phosphate (LiFePO4)
Battery capacity 1.92 kWh
AC charging input 1050 W
AC output 1200 W
AC output mains-connected 800 W
AC charging input 10 A
Bypass outlet 2300 W
Life cycles 6000 to 70%
MPPT 4
PV input power 2000 W (4 x 500 W)
Connection Wi-Fi / Bluetooth
Protection class IP65
Operating temperature -20 °C to +55 °C
Weight 23.1 kg
Mass 284 mm x 255 mm x 458 mm

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