EcoFlow Stream Ultra X 3.84kWh Balcony Solar Power Plant - Image 1

£1,299.00

EF ECOFLOW EcoFlow Stream Ultra X 3.84kWh Balcony Solar Power Plant

Name: EcoFlow Stream Ultra X 3.84kWh Balcony Solar Power Plant
Brand: EF ECOFLOW
Price: 1299.0 GBP
Availability: InStock

Ultra X, STREAM Ultra X

Off-Grid Systems

About as cheap as it gets. The only time it was cheaper was 2 months ago.

£1,299 today · all-time low £1,249 (Jul 2026) · usually £1357

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Price History & Forecast

Grey patches = out of stock. Cheaper = lower on the chart. Hover for exact prices.

Last 79 days · 79 data points (no recent data)

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Price Distribution

Price distribution over 79 days • 4 price levels

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Most common price: £1299 (42 days, 53.2%)

Price range: £1249 - £1399

Price levels: 4 different prices over 79 days

Description

Reduce your electricity bills with the EcoFlow Stream Ultra X, a high-performance balcony power plant designed for efficient energy management. Featuring a 2800W solar input with 4 MPPT channels, this system maximizes energy capture to help you save up to 1734 pounds annually on electricity costs. The dual AC ports provide 1200W to 2300W of power, allowing you to run 99% of your home appliances simultaneously. This system is built for longevity and flexibility. With 6000 charging cycles and an expandable capacity ranging from 3.84kWh up to 23kWh, you can scale your energy storage to meet your specific needs. You can even connect up to 6 units in your home or integrate it with EcoFlow DELTA Series batteries for increased capacity. Thanks to AC-coupling technology, you can enjoy solar energy indoors by plugging in anywhere. Manage your energy intelligently with AI control and Time-of-Use (TOU) optimization to make the most of your renewable power.

Key Features

High-Power Solar Input: The 2800W solar input uses 4 MPPT channels to capture energy efficiently and reduce annual electricity costs.

Expandable Energy Storage: Scale your system from 3.84kWh up to 23kWh by connecting up to 6 units or integrating EcoFlow DELTA Series batteries.

Versatile AC Output: Dual AC ports ranging from 1200W to 2300W can power 99% of common home appliances at the same time.

Indoor Solar Capability: Uses AC-coupling technology to enable flexible indoor solar energy use, allowing you to plug and power anywhere.

Long-Lasting Performance: Designed with 6000 charging cycles to provide reliable, long-term energy storage for your home.

Smart Energy Management: Features AI Intelligent Control and Time-of-Use (TOU) capabilities to optimize your power usage.

Product Specifications

Brand: EF ECOFLOW
Model: STREAM Ultra X
Colour: Ultra X
Size: Ultra X
ASIN: B0FDKBKX2C
Category: Business, Industry & Science > Solar & Wind Energy > Solar Power Systems > Off-Grid Systems
Domain: Amazon UK
Listed Since: 30 July 2025

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EF ECOFLOW EcoFlow Stream Ultra X 3.84kWh Balcony Solar Power Plant

About as cheap as it gets. The only time it was cheaper was 2 months ago.

Price History & Forecast

Price Distribution

Price Analysis

Description

Key Features

Product Specifications

Barcode

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