2-10kWh Expandable Capacity
Half-Day Power Usage
Covers essential power needs during a 4–8 hour outage—keeping food fresh, heat running, lights on, and communication devices charged.[4]
1-Day Power Usage
Delivers 1 day of outage protection—ensuring uninterrupted cooking, heating, lighting, and connectivity.[4]
2-Day Power Usage
Powers home essentials for up to 2 days [4] with 6kWh capacity—keeping your kitchen running, lights on, and devices connected.[5]
*Require connecting 1 × DELTA 3 Max Plus + 2 × DELTA 3 Max Plus Smart Extra Battery with EcoFlow Smart Extra Battery Expansion Adapter. The EcoFlow Extra Battery Expansion Adapter will be released soon.
3-Day Power Usage
Supports a family of four through 3 days of everyday living [4] with 10kWh capacity—keeping food fresh, heat running, lights on, and entertainment devices charged.[6]
*Require connecting 1 × DELTA 3 Max Plus + 2 × DELTA 3 Max Plus Smart Extra Battery with EcoFlow Smart Extra Battery Expansion Adapter. The EcoFlow Extra Battery Expansion Adapter will be released soon.
Deeper Insights, Easier Control
Monitor your energy usage, savings, and solar generation—all with one intuitive dashboard. Easily track battery status, real-time electricity rates, and financial savings.
Industry-first Smart Output Priority Tech
Introduce industry-first Smart Output Priority Tech. Users can take manual remote control of two AC circuits and one DC circuit, or let the Plus models automatically follow the pre-set priority.
Reliability & Durability
Automotive-Grade Full-Tab LFP Cells
Rugged exterior and intelligent BMS for unmatched reliability
Specs
Dimensions
494 × 242 × 305 mm
Net Weight
Approx. 22.1 kg
Capacity
2048Wh
Extra Battery
supporting DELTA 2 Max/DELTA 3 Max Plus/DELTA Pro 3/DELTA 3 Extra Battery
Max Capacity with Extra Battery
up to 10 kWh
Total Output Ports
10
AC Output
4*AC outlets, 230v, 3000W(surge 6000W)
Output Priority
Yes
Max Output by X-Boost
3900W
X-Fusion
Yes
USB-A Output (Fast Charge)
1×18W Max
USB-C Output
1 × 140W Max(HID); 2 × 45W Max (Total 45W)
12V DC Output
378W Max; Car Power Output × 1:12.6V⎓10A; Anderson Output × 1:12.6V⎓30A
AC Charging
2300W（68 min）
Solar Charging
1000W
Smart Generator Charging (1.8kW)
2400W Max
Alternator Charging
1000W Max
Car Charging
12V/24V⎓8A
Battery Chemistry
LFP
UPS
<10ms
WiFi
Yes
Bluetooth
Yes
App
Yes
Noise
600W <25db
Warranty
5 years
Operating Altitude
≤3000m
Discharge Temperature
-10 to 45°C
Charge Temperature
0-45℃
Storage Temperature
-10 to 45°C
1. The conclusion that multiple appliances can be powered simultaneously is based on internal testing. Actual performance may vary in real-world use.
2. All charging speed data comes from EcoFlow labs and is for reference only. The actual data may vary slightly depending on the usage environment, device condition, software version, and other factors.
3. EcoFlow Alternator Charger Plus 1000 will be launched soon and is sold separately.
4. Multiple appliances' backup time based on ideal conditions; actual results may vary.
5. Require connecting 1 × DELTA 3 Max Plus + 2 × DELTA 3 Max Plus Smart Extra Battery with EcoFlow Smart Extra Battery Expansion Adapter. The EcoFlow Extra Battery Expansion Adapter will be released soon.
6. Require connecting 1 × DELTA 3 Max Plus + 2 × DELTA Pro 3 Smart Extra Battery with EcoFlow Smart Extra Battery Expansion Adapter. The EcoFlow Extra Battery Expansion Adapter will be released soon.
IN THE BOX
Delta 3 Max Plus
AC Charging Cable
User Manual
App quick start guide
Warranty Card