• Expandable capacity - 2-6kWh expandable capacity to fit your energy storage needs. Add up to two DELTA 2 Max Smart Extra Batteries to hit a capacity of 6144Wh. Ideal for home backup, RVing, outdoors or even everyday use.
• Built to last 6× longer - Get 10 years of daily use until hitting 80% of its original capacity. That’s down to its LFP battery chemistry giving you 3000+ cycles.
• Huge AC output - With X-Boost mode get up to 3400W output power to run 99% of home appliances. Power 15 devices at once including 6 AC outlets.
• Fastest recharging - World's fastest AC recharging and X-Stream dual AC+Solar charging speeds. Up to 1000W solar input to charge in as fast as 2.3 hours.
• Capture more energy - 99% MPPT efficiency maximizes solar generation anytime.
• Customized in-app energy management - Prioritize solar or AC charging, view input and output power, battery levels and more.
• 5-Year warranty
EcoFlow DELTA 2 Max Solar Generator
Ditch Gas, Go Solar
Winner of Red Dot Design Award 2023. EcoFlow DELTA 2 Max Solar Generator
10-Year Long-lasting LFP Battery
Durable, Safe, Lightweight
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 6× longer than other power stations with a similar capacity and output.
LFP Battery Chemistry
That's 6× longer than other power stations with a similar capacity and output.
Advanced BMS Protection
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.
Protective Layers Inside and Out
Robust Design
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.
Upgraded Tech, Lighter Weight
Even with its upgraded LFP battery, DELTA 2 Max is still 30% lighter than similar power stations on the market.
Run 99% of Appliances with X-Boost
Power pretty much anything with up to 3400W Output
DELTA Max powers almost all the devices you need with a large 2400W AC output. With X-Boost proprietary technology, run appliances with an output of up to 3400W. Compared with similar portable power stations, DELTA 2 Max can power more devices while also preventing overloading and overheating.
120V Home Backup: Power through outages
Power your essential appliances with a hefty 2400W AC output by connecting DELTA 2 Max (2kWh) and up to two Smart Extra Batteries (6kWh) with your home's transfer switch for partial home backup. With a plug-and-play design, it's easier than ever to prepare for blackouts.
Power for the entire family
2048Wh Capacity
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.
Home Backup
RVing & Outdoors
DIY Projects
Filmmaking & Photography
Expandable up to 6kWh
Triple the power
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.
The world's fastest 43 minute AC+solar recharge
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 1.1 hour.
*When combined AC and solar input is 2400W using 1800W AC input and a maximum of 600W solar input.
Dual Solar Input System with Independent MPPT Technology
Maximize solar generation by harnessing multiple PV sources
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.
Customized In-App Energy Management
Take control of your power
Smart Automatic Control
Save more on electricity billsCustomize the working time of DELTA 2 Max to avoid peak rates.
AC Always-on
Experience peace of mind during power outages With our all-new AC Always On Mode, the AC power button stays on, even during a power outage 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.Prioritize solar energy input via the EcoFlow app when using X-Stream AC + solar dual charging.
Low Battery Reminder
Always power readyGet a notification via the app when the battery hits a low.
Extensive 5-Year Warranty
With one of the most comprehensive warranties in the industry, we go the extra mile to give you peace of mind.
As Quiet as 30 dB
Peaceful charging
Specs
Capacity
2048Wh
AC Output
6 outlets, 2400W total (Surge 4800W)
USB-A Output
2 ports, 5V, 2.4A, 12W Max per port
USB-C Output
2 ports, 5/9/12/15/20V, 5A, 100W Max per port
DC5521 Output
2 ports, 12.6V, 3A, 38W Max per port
AC Input Voltage
100-120V~ max. 15A 50Hz/60Hz
Car Charging
Support 12V/24V battery, 8A
Battery Chemistry
LFP (LiFePO4 battery)
Connectivity
Wi-Fi & Bluetooth
Net weight (lbs)
50 lbs
Extra Battery
Supports up to two DELTA 2 Max Smart Extra Batteries / DELTA Max Smart Extra Battery
Max Device(s) Power (with X-Boost)
X-Boost 3400 W
USB-A Fast Charge
2 ports, 5V, 2.4A / 9V, 2A / 12V, 1.5A, 18W Max
Car Power Output
1 port, 12.6V, 10A, 126W Max
AC Charging
X-stream Fast Charge 1800W, 15A
Solar Charging
11-60V 15A, single port 500W; dual port 1,000W
EcoFlow WAVE & WAVE 2 & GLACIER & Smart Generator
Supported
Cycle Life
3000 cycles to 80+% capacity
Dimensions
497 × 242 × 305 mm /19.6 × 9.5 × 12 in
Net weight (kg)
