External battery Stream AC Pro

Store solar energy easily with EcoFlow STREAM AC Pro: scalable capacity of up to 1152 kWh, ultra-quiet operation at 30 dB, and plug-and-play installation without an electrician.

PERFECT SOLUTION FOR LONG-TERM STORAGE BRING YOUR BILLS TO 0

Powered by AC coupling technology, EcoFlow STREAM AC Pro integrates with any micro-inverter or connects directly to wall sockets, efficiently storing solar energy and providing uninterrupted power throughout your home.

WORKS WITH ALL MICRO-INVERTERS

If you have installed a micro-inverter in your home and need more storage, there's no need to worry about compatibility with EcoFlow STREAM AC Pro. It connects to all micro-inverters via wall sockets with an AC coupled solution. Just plug it into your existing system for maximum energy output and lower energy bills.

AC OUTPUT 2,300 W

Run two devices independently via two AC sockets with 1,200 W power per battery and auto-boost up to 2,300 W. Pair it with another STREAM AC Pro or STREAM Ultra for a total AC output of 2,300 W, while the built-in battery ensures off-grid use and backup power during outages.

A STEP CLOSER TO ZERO BILLS

Build your home solar power station with EcoFlow STREAM AC Pro

Power high-wattage devices: AC output of 2,300 W
Power available everywhere: ready-to-use vertical design
Unique power: scalable to 1152 kWh, share energy between devices

BIG OR SMALL POWER EVERYTHING

Aim for a "near zero" bill with 4 smart configurations. From lights and routers to refrigerators and kettles, the EcoFlow STREAM series powers devices up to 2,300 W all with solar energy.

PARALLEL MODE UP TO 2,300 W SOLAR COVERAGE

Parallel mode up to 2,300 W solar coverage
2,300 W: Device configuration: 1 STREAM Ultra + 1 STREAM Ultra or STREAM AC Pro
Connect two units with a parallel cable to power high-wattage appliances like ovens and dishwashers - all powered by solar energy.
Output: 1,200 W (main) + 1,100 W (secondary) = 2,300 W total output

Distributed mode up to 2,000 W solar coverage
2,000 W: Device configuration: 1 STREAM Ultra + 1 STREAM Ultra or STREAM AC Pro
No need for a cable: just plug each device into separate wall sockets. Solar power up to 2,000 W with support for total power up to 2,300 W if needed.
Output: 1,200 W (main) + 800 W (secondary) + 300 W (grid) = 2,300 W total output

Single unit mode up to 1,200 W solar coverage
1,200 W: Device configuration: 1 STREAM Ultra
One unit powers your everyday essentials - perfect for running TVs, cookers, fans, and more with ease.
Output: 1200 W from a single battery

POWER WHERE THE DEVICES ARE

Devices are spread throughout your home. Your batteries should be too. That's how you achieve near-zero bills.

Plug-and-Play: No drilling required, easy setup anywhere
Quick installation and plug-and-play with no electrician needed

Vertical design: ULM design style, "form follows function" philosophy
A sleek vertical design saves over 50% of space, suitable for indoor and outdoor spaces

LONGER RUNNING TIME WITH SCALABLE CAPACITY AND SOLAR INPUT

EcoFlow STREAM AC Pro supports flexible expansion of solar storage from 192 to 1152 kWh with up to 6 connected units. Easily pair two units to double your capacity or integrate them with EcoFlow DELTA batteries for even greater storage.

POWER THAT GOES WHERE IT'S NEEDED

The AI-driven system monitors all connected devices in real-time, ensuring that each unit receives enough solar energy to power your devices. If the EcoFlow STREAM AC Pro in your kitchen has low power, AI-powered load balancing automatically redirects energy from nearby units, allowing your refrigerator to run on solar power without interruption.

MORE SAVINGS AND LESS MATH THANKS TO SOFTWARE

Save more: HP/HC mode solar forecasts
Smart savings: compatible smart accessories
Easily save: AI assistant

DYNAMIC ELECTRICITY PRICING BY HOURLY USAGE (HP/HC)

Charge when prices are low, power when prices are high.
The HP/HC mode provides you with the optimal saving strategy every 60 minutes based on tariff data analysis from Nord Pool, Epex Spot, Rabot Energy, Octopus, and more.

SOLAR AND WEATHER FORECASTING WITH HIGH ACCURACY MAXIMIZE YOUR SAVINGS YEAR-ROUND

Powered by solar and weather forecasts from Solcast, a global leader processing over 100 million forecasts per hour - including geolocation, satellite imagery, historical data, and TMY (typical meteorological years) to provide insights and savings in real-time.

SMART METER AND SMART SOCKET: ZERO INJECTION. ALL SOLAR, ALL FOR YOU

EcoFlow works with leading smart energy brands like Shelly, Tibber, and more, managing the power in your home with the smart meter, smart sockets, and the EcoFlow app. Automatically power devices like your irrigation, electric bike, or ventilation using surplus solar energy. Let every ray of sunshine stay with you.

AI ASSISTANT ECOFLOW: NO MATH. JUST SAVINGS.

Your AI assistant simplifies energy management by doing the tricky work for you: data analysis, spotting inefficiencies, and formulating clear and actionable recommendations. No calculations, no assumptions, just smart and easy decisions.

PROTECT YOUR PRIVACY ALWAYS

EcoFlow protects your data with top-level security measures certified by global standards such as TRUSTe, NIST, ISO, etc.

SUSTAINABLE POWER WITH LFP TECHNOLOGY

Equipped with advanced LFP battery cells, STREAM delivers up to 6,000 deep cycles with 70% capacity retention - lasting up to 3 times longer than traditional batteries. This means up to 15 years of reliable use.

QUIET OPERATION AT ONLY 30 DB

Enjoy quiet performance with sound levels of only 30 dB. The advanced self-cooling design dissipates heat efficiently. No disruptive fan noise, just quiet, reliable power.

READY FOR ALL WEATHER

Reliable winter performance: equipped with self-heating nano-film technology, the system operates smoothly even at -20°C. It automatically adjusts discharge rates to protect battery health in extreme cold.

IP65 water and dust resistance: with an IP65 water resistance rating, the energy storage unit withstands rain and dust, ideal for outdoor use in all seasons.