Expandable Solar
EcoFlow STREAM Ultra Bundle (extra output)
EcoFlow$1,599$2,399Save $800
In Stock
- You get 2,000W solar input with 4 independent MPPT trackers
- LFP battery lasts 6,000 cycles to 70% capacity
- Whisper-quiet fanless design runs below 30 dB
- You can scale storage from 1.92 kWh up to 11.52 kWh
- Works in extreme temperatures from –20°C to 55°C
The Simple Summary
The STREAM Ultra bundle gives you everything you need to scale up with extra panels and batteries to maximize your solar utilization.
EcoFlow STREAM Ultra Bundle (extra output) Details
Start generating solar savings without a single wire or permit headache. The EcoFlow STREAM Ultra Bundle, part of EcoFlow's plug-in solar lineup, delivers up to 1,200W of AC output that plugs straight into a standard home outlet—no complex panel wiring, no electrician required, and no permanent installation. Just connect it to your wall, add compatible solar panels, and let the system handle the rest. This all-in-one hybrid system pairs with a 0.92 kWh battery, giving you a reliable pocket of stored solar energy for daily use. As part of EcoFlow's top-tier "max" system offering, it's built for flexible, low-commitment solar setups—ideal for balconies and small yards where traditional installations aren't practical or allowed. Safety is a priority: the system carries UL 1741 certification, the industry standard for grid-interactive inverters, so you can plug in with confidence. Its compact, outlet-ready design means setup takes minutes, not days, and there's no need to modify your home's electrical panel. Whether you're a renter, a balcony gardener, or simply someone with limited outdoor space, the EcoFlow STREAM Ultra Bundle offers an approachable entry point into plug-in solar—delivering meaningful power generation without construction, permits, or long-term installation commitments. It's a practical, well-certified way to start harnessing solar energy right where you live.
Our Take
Why we like it
- Four independent MPPT trackers let you add up to 2,000W of solar panels
- LFP battery withstands 6,000 charge cycles, meaning years of reliable daily use
- Fanless design keeps noise below 30 dB—quieter than most air conditioning units
- Battery storage scales from under 1 kWh to over 11 kWh, so you can grow your system later
- Operates safely in temperatures from –20°C to 55°C, handling harsh weather and seasonal swings
What to watch
- At 23.1 kg, it's heavy enough that secure mounting is essential
- Dual-mode solar input requires familiarity with two different input methods
- NEMA 4 rating protects against rain but doesn't guarantee submersion in water
- AC output of 1,200W limits simultaneous use to mid-range appliances
Good fit if
Balconies and small yards where you can mount panels nearbyRenters seeking portable solar power with minimal installationOff-grid cabins or RVs needing reliable year-round powerBackup power during grid outages in your homeHouseholds wanting to expand storage gradually over time
Think twice if
Homes requiring 3+ kW continuous AC outputIndoor-only installations without weatherproof outdoor spaceUsers unable to lift or securely mount a 23 kg unitRemote locations with no Wi-Fi or Bluetooth connectivity needed for monitoring
Technical Specifications
1.92 kWh
Battery Capacity
| Battery & Storage | |
|---|---|
| Battery Capacity | 1.92 kWh |
| Scalable Storage | 1.92 kWh up to 11.52 kWh |
| Cell Chemistry & Cycle Life | LFP, 6,000 cycles to 70% capacity |
| Battery Self-Heating | Low-temperature charging activation (≤5°C) |
| Solar Input & Conversion | |
|---|---|
| MPPT Design | 4 MPPT · 2,000W (500W × 4) · 15V–60V |
| Max. Input Voltage | 60V |
| Max. Input Current | 4 × 14A |
| Max. Input Short Circuit Current | 4 × 20A |
| Solar Input (Dual-Mode) | 4-MPPT design supports 2,000W of solar input, plus an additional 1,200W via EcoFlow STREAM Microinverter |
| AC Output & Grid | |
|---|---|
| Rated AC Output Power | 1,200W |
| Max. Grid-Tied AC Output | 1,200W |
| Rated Voltage & Frequency | 120V~, 60 Hz |
| Rated Output Current | 10A |
| Physical & Environmental | |
|---|---|
| Dimensions | 255 × 284 × 458 mm (10.0 × 11.2 × 18.0 in) |
| Footprint | 255 mm × 284 mm |
| Net Weight | 23.1 ± 0.5 kg |
| Operating Temperature Range | –20°C to 55°C |
| Discharge Temperature Range | –20°C to 50°C |
| Ingress Protection Rating | NEMA 4 — resistant to rain and dust, ideal for outdoor use |
| Noise & Thermal Design | |
|---|---|
| Acoustic Noise Level | < 30 dB |
| Thermal Design | Fanless design with integrated heat dissipation module for whisper-quiet operation |
| Connectivity & Warranty | |
|---|---|
| Communication | Wi-Fi, Bluetooth |
| Warranty | 10 years |
| Product Overview | |
|---|---|
| Best For | Balconies and small yards |
| Certification | UL 1741 |
| Warranty | 10 years |
What's in the Box
- 1× EcoFlow STREAM AC Cable (1.5 m)
- 1× EcoFlow STREAM DIY Cable (1.5 m)
- 8 PV cables
- 1× PV wrench, mounting bracket, and locking bracket
- Hardware: 4× M4×8 screws and 2× expansion screws with anchors
