







1425 W EcoFlow STREAM Ultra Balcony Power Plant | Set with microinverter and 3x 475 W DAH bifacial solar module with grid balcony mount and 1.92 kWh storage
- EcoFlow STREAM Ultra battery with inverter
- 3 x 475 W DAH bifacial solar panels = 1425 Wp solar capacity
- Zigbee or Wi-Fi communication
- 4 MPPT trackers, monitoring at the module level
- Includes 3 m connection cable for the solar panels
- incl. 1.5 m Schuko cable for connection to the household outlet
- Includes mounts for the grid balcony
Tax included.
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Product description
1425 W EcoFlow STREAM Ultra Balcony Solar Power Plant – Set with Storage, 3 × 475 W Bifacial Solar Modules & Balcony Mounts
The 1425 W EcoFlow STREAM Ultra Balcony Solar Power Plant is a high-performance, all-in-one solution for decentralized home energy supply. The set includes 3 × DAH Solar Frame Black 475 W bifacial solar modules, the EcoFlow STREAM Ultra including microinverter and 1.92 kWh storage, as well as 3 × WATTSTUNDE® balcony mounts – ideal for quick installation on railed balconies.
Maximum yields in limited space – 3 × DAH Solar Frame Black 475 W
The bifacial double-glass modules from DAH Solar utilize light on both the front and back, enabling up to 25% higher energy yields compared to conventional solar modules. The N-Type TOPCon cell technology ensures high efficiency, low degradation, and reliable performance – even in low light conditions. The 30-year performance warranty offers additional investment security.
EcoFlow STREAM Ultra – maximum flexibility with 4 MPPT inputs
The STREAM Ultra is a powerful, weather-resistant energy management system (IP65) with an integrated inverter and a 1.92 kWh LiFePO4 battery. With 4 independent MPPT ports, PV modules or module groups can be operated individually and optimally – perfect for different orientations or partial shading. This makes the STREAM Ultra designed for demanding applications and larger balcony power plant setups.
Set contents:
- 1 × EcoFlow STREAM Ultra with integrated inverter and 1.92 kWh storage
- 3 × DAH Solar Frame Black 475 W bifacial solar modules (double-glass, N-Type TOPCon)
- 3 × WATTSTUNDE® balcony mount BKW-HS (black) for railed balconies
- 4 × 3 m connection cable (MC4) for solar modules
- 1 × 1.5 m Schuko cable for mains connection
Simple installation on railed balconies – ready for use quickly
Connection to the EcoFlow STREAM Ultra is particularly straightforward thanks to the 4 MPPT inputs. Each module can be connected individually and independently – for maximum flexibility in orientation and placement. The WATTSTUNDE® balcony mounts BKW-HS allow for secure, stable mounting on railed balconies. With the 4 × 3 m MC4 cables and the 1.5 m Schuko cable, the system is ready to start in just a few minutes – without any expert knowledge.
Intelligent energy distribution – more self-sufficiency, lower electricity costs
The STREAM Ultra detects your energy demand in real time, learns from it, and distributes electricity specifically to where it is needed – whether in the kitchen, home office, or workshop. Via the EcoFlow App, you retain full control over your energy flows and optimize your consumption conveniently via smartphone.
Everything at a glance – with the EcoFlow App
With the EcoFlow App, you can conveniently control your entire power generation and usage via smartphone. You can see live how much energy is being generated, stored, or consumed directly, and make targeted adjustments for optimization as needed – at home or on the go.
Your benefits at a glance:
- Total output: 1425 W (3 × 475 W DAH bifacial) + 1.92 kWh storage
- Bifacial technology for up to 25% more energy yield
- N-Type TOPCon cells: durable, efficient, and temperature-stable
- EcoFlow STREAM Ultra: plug-and-play, IP65, 4 × MPPT inputs
- Includes 3 × WATTSTUNDE® balcony mounts for easy installation on railed balconies
- Intelligent control via EcoFlow App
- Future-proof with up to 6000 charging cycles and a 10-year warranty
The 1425 W STREAM Ultra Balcony Solar Power Plant is the ideal choice when smart technology, high-quality modules, and simple, secure installation on a railed balcony are required.
| Technical Data | DAH SOLAR 475W |
| Nominal power | 475 W |
| Max. daily yield (summer) | 2850 Wh/d |
| Voltage (Umpp) | 31.20 V |
| Current (Impp) | 14.90 A |
| Open circuit voltage (Voc) | 36.60 V |
| Short circuit current (Isc) | 15.82 A |
| Cell efficiency | 23.27% |
| Cell material | N-Type cells |
| Bypass diode | 3 |
| Weight | 24 kg |
| Dimensions | 1762 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 grid-tied | 800 W |
| AC charging input | 10 A |
| Bypass output | 2300 W |
| Lifecycles | 6000 to 70% |
| MPPT | 4 |
| PV input power | 2000 W (4 x 500 W) |
| Connectivity | Wi-Fi / Bluetooth |
| Protection class | IP65 |
| Operating temperature | -20 °C to +55 °C |
| Weight | 23.1 kg |
| Dimensions | 284 mm x 255 mm x 458 mm |
PRODUKTDETAILS & DOWNLOADS
Herstellerinformationen und ggf. der verantwortlichen Person:
EcoFlow
Rm 401, Plant#1, Runheng Industrial Zone, Fuyuanyi Rd, Zhancheng Community, Fuhai Street Bao'an District
Shenzhen City
support.eu@ecoflow.com
https://de.ecoflow.com

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