EF ECOFLOW STREAM AC Pro 1.92kW Balcony Power Plant

Power Plant: EF ECOFLOW STREAM AC Pro is a home battery storage unit for adding storage to an existing balcony solar setup. The listing claims 1.92kWh capacity, two AC ports and expansion up to 11.52kWh, but its title’s 1.92kW figure conflicts with the stated capacity and should be clarified before purchase.

At a glance

Designed to add storage to an existing balcony solar system, including by connecting to a wall socket to store surplus solar energy.
The listing claims capacity expansion from 1.92kWh to 11.52kWh across up to six units.
Two AC ports are claimed for connecting appliances, with app-based monitoring and energy strategy controls.
The manufacturer claims an LFP battery, 6,000 cycles and IP65 protection.

Price

£659.00Save 6%

Reference price: ~~£699.00~~

Price checked: 12 Nov 2026

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Pros and cons

Pros

Storage expansion offers a route to increase capacity without stacking battery packs, according to the listing.
Two AC ports and app monitoring support using stored solar energy with connected appliances.

Technical specifications

15 specifications

Identity
Brand	EF ECOFLOW
Model	STREAMACPRO800W

Storage and output
Listed capacity	1.92-11.52kWh
Expansion	connecting up to six units
AC ports	dual AC ports
Output claim	1200W-2300W output

Battery and durability
Battery chemistry	LFP
Cycle claim	6,000 cycles
Durability claim	10 years of durability

Connectivity and control
Microinverter compatibility claim	100% Compatible with All Microinverters
App control	The EcoFlow app connects to AI, analyzing electricity prices, usage habits, and system status to optimize energy savings.

Environmental and physical claims
Ingress protection	IP65 water-resistant and dustproof rating
Operating temperature claim	-20°C
Width	26 cm
Noise claim	Designed for silent operation

What to know before buying

Listing details to confirm

Listing details are inconsistent: the title says 1.92kW while the feature text gives 1.92-11.52kWh capacity, and the listed 1200W-2300W output range does not explain which operating conditions apply. Confirm the unit’s capacity and output configuration before buying. The claimed savings, annual generation, microinverter compatibility, durability and environmental limits are manufacturer statements, not independently established here.

Who is it for?

A good fit for

Households with an existing balcony solar system looking to add storage for surplus generation.
Buyers who want app-based monitoring and a stated path to expand storage capacity.

Less suited to

Buyers who need a clearly specified output rating or independently established savings estimate before choosing a system.
Buyers seeking a complete solar kit, as the supplied listing does not establish that panels or other system components are included.

EF ECOFLOW STREAM AC Pro 1.92kW Balcony Power Plant · photo 2 — Additional product photo 2

Customer reviews on Amazon

4.3 / 5 · 188 ratings

5 stars70%70%
4 stars11%11%
3 stars5%5%
2 stars5%5%
1 star9%9%

Aggregate customer ratings lean positive, with most ratings in the five-star category, but a smaller portion is spread across lower ratings. No review-summary evidence explains what customers liked or criticised, so the ratings alone cannot identify strengths, defects or performance in a particular setup.

Frequently asked questions

What storage capacity does the listing specify?

It states a range of 1.92-11.52kWh and says up to six units can be connected. The title instead uses 1.92kW, so confirm the selected unit’s capacity with the seller.

What output can it provide?

The feature text gives a 1200W-2300W output range but does not explain the conditions behind that range. Check the applicable output for your intended setup.

Does it include solar panels?

The supplied listing does not provide an explicit package inventory or confirm that panels are included.

Can it work with an existing microinverter?

The manufacturer claims compatibility with all microinverters. Confirm compatibility with your specific system before purchase.