The terms “DELTA” and “RIVER” as mentioned on this page refer to products exclusively manufactured by ECOFLOW INC.
With its upgraded LFP battery chemistry, DELTA 2 Max has a lifespan of 3000 complete cycles until it reduces to 80% capacity. You’ll get pretty much 10 years of power, even if you use it every day. That’s 6Ă— longer than other power stations with a similar capacity and output.
A built-in battery management system regulates vitals, including voltage, current, and temperature, keeping DELTA 2 Max safe, secure, and built to stand the test of time.
With LFP cells, DELTA 2 Max is safe, durable, and highly efficient.
A rubber anti-slip base and a highly-rated UL94-5VA fire-resistant casing offer multiple layers of protection.
Made with a sturdy one-piece design, DELTA 2 Max is designed for the rough and tumble of portability. Each port is reinforced, protecting them against wear and tear.
Industry’s Lightest 2400W LFP Solar Generator. Even with its upgraded LFP battery, DELTA 2 Max is still 30% lighter than similar power stations on the market.
DELTA 2 Max powers almost all the devices you need with a large 2400W AC output. Plus, with X-Boost proprietary technology, run appliances with an output of up to 3100W. Compared with other power stations, DELTA 2 Max can power more devices, while still preventing overloading and overheating.
Compatible with the EcoFlow PowerStream Balcony Solar System
You can turn your DELTA 2 Max into a Balcony Solar System at minimal cost. With the grid-tied inverter, PowerStream microinverter, connect to your DELTA 2 Max and plug into an AC wall outlet in minutes to achieve a grid-tied connection for a whole-home power supply. Works with up to 800W solar input, removing energy waste and reducing energy bills.
2048Wh Capacity
Home Backup / RVing & Outdoors / DIY Projects / Filmmaking & Photography
A generous 2048Wh capacity makes DELTA 2 Max ideal for home backup, running your essentials for hours. Using your transfer switch, or plugged in directly, keep your fridge on and stop food from spoiling for up to 14 hours. With its lightweight design, DELTA 2 Max is portable enough to grab and go on the next camping trip. *Data based on a 120W refrigerator.
Take DELTA 2 Max with you anywhere as a solo unit or connect it with two Extra Batteries for up to 6kWh of home backup.
Fuel Up 80% In Only 43 Mins*
With DELTA 2 Max’s upgraded tech, combine up to 1000W solar input with AC for world-leading charging speeds. In only 43 min get an 80% charge. Or stick with AC for an 80% charge in a speedy 53 mins.
*When combined AC and solar input is 2400W using 1800W AC input and a maximum of 600W solar input.
Maximize the potential of solar energy by simultaneously utilizing multiple photovoltaic (PV) sources with our innovative dual solar input design, each with its independent Maximum Power Point Tracking (MPPT) technology. Enjoy a seamless integration of solar power into your home or business whether you have multiple solar panels or a combination of rooftop and ground-mounted installations, making the most of every ray of sunshine.
Up to 1000W Solar Input
Fully Powered in Just 2.3 Hours
With a solar input of 1000W, fully recharged in 2.3 hours by connect up to 2 EcoFlow 400W Portable Solar Panels or 4 sets of 220W Bifacial Solar Panels.
Solar Charging Times
1000W Charge approx. 2.3 hours
880W Charge approx. 2.6 hours
800W Charge approx. 2.8 hours
Take Control Of Your Power.
Smart Automatic Control
Save more on electricity bills
Customize the working time of DELTA 2 Max to avoid peak rates.
AC Always-on
Experience peace of mind during power cuts
With our all-new AC Always On Mode, the AC power button stays on, even during a power cut or after the grid power is back, keeping your appliances powered no matter what.
Energy Management
Easily adjust power
Easily adjust AC or Solar input to fit your needs: backup power reserve or energy savings. Prioritise solar energy input via the EcoFlow app when using X-Stream AC + solar dual charging.
Low Battery Reminder
Always power ready
Get a notification via the app when the battery hits a low.
With one of the most comprehensive warranties in the industry, we go the extra mile to give you peace of mind.
At only 30 dB, DELTA 2 Max is quieter than other 2kWh power stations on the market.
*From a distance of approximately 20 in., noise level is 30 dB (with low input and 500W output) vs. other power stations with 55 dB or higher.
Expendable LFP Battery Power Solution
DELTA 2 offers capacities of 1-3kWh, while DELTA 2 Max provides energy storage from 2-6kWh. Get 10 years of daily use before hitting 80% of its original capacity. That’s down to its LiFePO4 battery chemistry, giving you 3000+ full cycles for a 6× longer life.
What’s in the box
1 x DELTA 2 Max
1 x AC charging cable
1 x Car charging cable
1 x DC5521 to DC5525 cable
1 x User manual
1 x Warranty card
Capacity 2048 Wh | Extra Battery Supports up to two DELTA 2 Max Smart Extra Batteries / DELTA Max Smart Extra Battery |
AC Output 4 outlets, 2400W total (Surge 4800W) | Max Device(s) Power (with X-Boost) X-Boost 3100W |
USB-A Output 2 ports, 5V, 2.4A, 12W Max per port | USB-A Fast Charge 2 ports, 5V, 2.4A / 9V, 2A / 12V, 1.5A, 18W Max |
USB-C Output 2 ports, 5/9/12/15/20V, 5A, 100W Max | Car Power Output 1 port, 12.6V, 10A, 126W Max |
DC5521 Output 2 ports, 12.6V, 3A, 38W Max | AC Charging X-stream Fast Charge 2300W, 10A |
Solar Charging 11-60V 15A, single port 500W; dual port 1,000W | Car Charging Support 12V/24V battery, 8A |
AC Input Voltage 220- 240 V~ max. 10A 50/60 Hz | Battery Chemistry LFP (LiFePO4 battery) |
Cycle life 3000 cycles to 80+% capacity | Connectivity Wi-Fi & Bluetooth |
Dimensions 497 Ă— 242 Ă— 305 mm /19.6 Ă— 9.5 Ă— 12 in | Net Weight (KG) 23 kg |
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