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EcoFlow Refurbished STREAM Ultra X Balcony Power Plant 3840Wh LFP Solar Battery
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EcoFlow Refurbished STREAM Ultra X Balcony Power Plant 3840Wh LFP Solar Battery
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EcoFlow Refurbished STREAM Ultra X Balcony Power Plant 3840Wh LFP Solar Battery
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EcoFlow Refurbished STREAM Ultra X Balcony Power Plant 3840Wh LFP Solar Battery
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EcoFlow Refurbished STREAM Ultra X Balcony Power Plant 3840Wh LFP Solar Battery
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EcoFlow Refurbished STREAM Ultra X Balcony Power Plant 3840Wh LFP Solar Battery
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EcoFlow Refurbished STREAM Ultra X Balcony Power Plant 3840Wh LFP Solar Battery
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EcoFlow Refurbished STREAM Ultra X Balcony Power Plant 3840Wh LFP Solar Battery
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EcoFlow Refurbished STREAM Ultra X Balcony Power Plant 3840Wh LFP Solar Battery

EcoFlow Refurbished STREAM Ultra X Balcony Power Plant 3840Wh LFP Solar Battery

Prix habituel $556.00 USD
Prix habituel Prix soldé $556.00 USD
Taxes incluses. Frais de port calculé au moment du paiement.
  • En stock
  • Inventaire en cours de réapprovisionnement

Maximum Solar Utilisation, Maximum Savings

2300W Output for Peak Demand Moments

When you connect two units in parallel, you can boost the output to 2300W, allowing you to power heavy-duty appliances 100% with solar energy.

2300W Output for Peak Demand Moments
Two Units


2300W Output for Peak Demand Moments
Single Unit

Sunset to Sunrise Power: From 3.84kWh to 23kWh

EcoFlow STREAM Ultra X goes beyond industry standards, capturing surplus solar energy during the day to keep you powered through the night — and it scales easily to fit your energy needs.

2 Ways to Scale for Different Needs

Dual Units in Parallel

Connect two STREAM Series units, or pair a STREAM Ultra X with any STREAM Extra Batteries using a Parallel Cable. This setup lets you run heavy-duty appliances up to 2300W, all powered by solar energy.

2 Ways to Scale for Different Needs
Dual Units in Parallel




Decentralised Solar Network

With multiple STREAM products, you can place one near your solar panels and the others anywhere in your home. Once the batteries are plugged into AC sockets, they automatically form a solar network, distributing energy to your devices in the laundry, kitchen, living room, and beyond.

2 Ways to Scale for Different Needs
Decentralised Solar Network

* Both scaling methods require all devices to connect to the same Wi-Fi network. Even without cloud access, seamless operation over your local LAN keeps your energy flowing without interruption.

Capture Every Ray, Maximise Sunlight

Harness the sun's power faster than ever. With four advanced MPPTs and a massive 2000W solar input, the STREAM Battery captures and stores more solar energy, more efficiently.

Don't Let Clouds or Dusk Limit Your Solar Power

The STREAM Battery uses advanced low-light technology to capture energy from even muted skies, delivering up to one extra hour of solar harvest each day compared to industry averages.

Safety You Can Trust

Built into Both Hardware & Software

Ready For Any Weather

AI-Driven Energy, Always Optimised

EcoFlow OASIS doesn’t just answer your energy management questions quickly—it also provides smart analysis and tailored optimisation tips to help you get the most from your system.

AI Mode: Smarter Energy for Dynamic Pricing²

EcoFlow’s AI Mode analyses huge amounts of data, including dynamic electricity tariffs, solar forecasts, consumption predictions, and battery status. It can boost your annual savings by up to 29%.

If the system predicts cloudy weather, it will automatically charge your battery during low-rate periods to ensure you have enough power for peak times in the evening—maximising your savings without you lifting a finger.

AI Mode

* For the best results, suggest pairing AI Mode with a Smart Meter.




Self-Powered, Fully Customisable

* For best results, we recommend using a Smart Meter.

Total EcoFlow Energy Ecosystem Harmony

Compatible with EcoFlow Smart Meter and Smart Plug

Take full control with EcoFlow Smart Meters or Smart Plugs to ensure no power goes to waste. When you connect an EcoFlow Smart Meter with the STREAM Series, they communicate directly, even offline. This allows the STREAM Series to automatically adjust its output to your home grid in real time, with minimal delay.

Cross-Brand Ecosystem Harmony

EcoFlow OASIS brings together third-party devices that use Tiber, Matter, and Shelly protocols, all on one unified platform. Enjoy a simpler, more intuitive experience without the hassle of switching between multiple platforms and apps.

 

EcoFlow STREAM Ultra X

 

EcoFlow STREAM Ultra

 

EcoFlow STREAM Pro

 

EcoFlow STREAM Max

 
3,84kWh
1,92kWh
1,92kWh
1,92kWh
4
4
3
2
2000W (500W × 4)
2000W (500W × 4)
1500W (500W × 3)
1000W (500W × 2)
1200W
1050W
1050W
1050W
1200W
1200W
1200W
1200W
Yes
Yes
Yes
No
2300W (10A)
2300W (10A)
2300W (10A)
2300W (10A)
38,8kg
23,1kg
22,8kg
22,0kg
420mm × 294mm × 460mm
284mm x 255mm x 458mm
284mm x 255mm x 458mm
284mm x 255mm x 458mm

What's in the box - STREAM Ultra X

STREAM Ultra X × 800W

STREAM Ultra X × 800W

STREAM Solar Panel Extension Cable (2.95m) × 8

STREAM Solar Panel Extension Cable (2.95m) × 8

STREAM AC Cable (1.5m) × 1

STREAM AC Cable (1.5m) × 1

PV Wrench × 1

PV Wrench × 1

Mounting Bracket × 1

Mounting Bracket × 1

Locking Bracket × 1

Locking Bracket × 1

Safety Instructions × 1

Safety Instructions × 1

Installation Guide × 1

Installation Guide × 1

Warranty Card × 1

Warranty Card × 1
 

Specs - EcoFlow STREAM Ultra X

Capacity

3,84kWh

Cycle Life

6000 cycles to 70% capacity

AC Charging Input

1200W

AC Output

1200W

MPPT

4

PV Input Power

2000W (500W*4)

PV Input Voltage

Maximum 60V DC

AC Output-Grid Tied

800W

AC Charging Input

10A

Max Device Power Supported

2300W (10A)

Operating Temperature

-20~55°C

Battery Self-Heating

Low-Temperature Charging Activation (≤5°C)

Connection

Wi-Fi/Bluetooth

Ingress Protection Rating

IP65

Net Weight

38,8kg

Dimensions

420mm × 294mm × 460mm

Acoustic Noise

<30 dB

Warranty

2-Year

Made to endure

The majority of materials we use for our commercial production are the same which we use in equipment for the Finnish Defence Forces and other defence and security clients. Our most commonly used fabric in load carrying equipment is extremely wear resistant 1000D Cordura, as per FDF specs, with polyurethane coating on the inside. The webbing and edge tape we use are, again as per FDF specs, strong polyester webbing in various widths and thicknesses for different applications.

Our green and M05 camouflage materials and accessories are by default compliant with strict FDF specs for NIR reflection levels, as should be since these same materials are used in official military equipment.

Technical specs
  • Exact dimensions
  • Weight
  • Compatibility (e.g., tech specs, supported devices)
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EcoFlow Refurbished STREAM Ultra X Balcony Power Plant 3840Wh LFP Solar Battery

EcoFlow Refurbished STREAM Ultra X Balcony Power Plant 3840Wh LFP Solar Battery

Prix habituel $556.00 USD
Prix habituel Prix soldé $556.00 USD

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