*Note: The terms "DELTA" and "RIVER" as mentioned on this page refer to products exclusively manufactured by ECOFLOW INC.
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Learn more how to backup your home with DELTA Pro and Transfer Switch: Whole-Home Backup Kit User Guide
Power for any situation.
From tailgate power to extreme blackouts that last for days on end, DELTA Pro delivers up to 25kWh of capacity. With that, you're covered for any situation. That's the industry gold standard.
All the AC output you’ll need.
A single DELTA Pro unit packs a 3600W AC output, which can be expanded up to 4500W with X-Boost technology. Power 99.99% heavy-duty devices at home, outdoors, or at work. You can even pair two units together to achieve 7200W.
The world’s fastest charging portable power station.
Multi Charge delivers record-breaking speeds at 6500W. To reach 6500W, you can opt for these charging methods.
Industry's First Drive & Charge Portable Power Solution
Never run out of power on your road trips with the EcoFlow 800W Alternator Charger. Utilize the excess energy generated by your vehicle to turn every minute on the road into a free battery recharge.
A battery that lasts for years on end.
DELTA Pro sports a brand-new LFP battery with 6500 cycles, which means you can use DELTA Pro for years and years before your unit reaches 50% of the original capacity. EcoFlow’s battery management system provides real-time analysis and regulation of voltage, current, and temperature. This unique protection mechanism makes DELTA Pro an incredibly safe and efficient home battery.
Plug and play home backup power.
Simple, sustainable, and affordable whole-home backup power solutions with an output power of up to 7200W and a whopping 21.6kWh capacity for security and comfort. Easily chain together two DELTA Pros using the Double Voltage Hub. The solution provides a convenient home battery system without rewiring or running dangerous extension cables through your home.
A clean energy alternative.
Replace noisy, smoky generators with a silent, fume-free, portable home battery. Unlike generators, batteries are ideal for both outdoor and indoor use, running all your essentials during a blackout. And, with the help of solar energy, recharge during an extended outage.
Power your entire home.
With the Double Voltage Hub, DELTA Pro* provides unparalleled AC output of up to 7200W and 240V. Run 99% of all home appliances, even high-wattage clothes dryers and electric heaters, so you can keep your home running smoothly.*Double Voltage Hub requires two EcoFlow DELTA Pro units.
7.2-25kWh expandable energy storage.
With DELTA Pro's expandable capacity, experience peace of mind with up to 1 week of essential energy storage with Extra Batteries. Expand your ecosystem even further and harness sustainable energy with solar panels. Even if you're caught short, top up with our Dual Fuel Smart Generators.
Smart, uninterrupted home power.
Take your home backup power to the next level and completely free yourself from the grid by seamlessly integrating DELTA Pro with your home circuits via the Smart Home Panel. With uninterrupted power and smart energy management using the EcoFlow app, lower your energy bills and carbon footprint from the palm of your hand.
Smart energy management.
The EcoFlow DELTA Pro ecosystem stores energy during the day, reducing your reliance on the grid and lowering your bills by combating peak energy rates. Integrate DELTA Pro with your home using the EcoFlow Smart Home Panel, then use the EcoFlow app to break down your energy habits or customize your energy usage to fit your needs.
Save money on your electricity bills.
Draw power from your DELTA Pro(s) to power your home during peak rate hours, lowering your bills and reducing pressure on the grid. Use low-cost or renewable energy during off-peak hours to recharge your DELTA Pro(s).
Achieve power self-sufficiency.
Reduce your reliance on the grid and prepare for blackouts. Opt for EcoFlow’s range of portable solar panels to store energy anytime or charge from your AC-coupled rooftop panels while the grid is online. No sun? No problem. Lean on the EcoFlow Smart Generator for power when you need it most.
Travel without limits.
Experience the ultimate freedom of off-grid living with a clean, silent power source, no campground necessary. With its wheels, extendable handle, and dedicated 30A Anderson port, take power along for the ride, whether you're RV-ing, camping, or just want reliable power on the go. You can even juice up your EV on the road. Now that's freedom.
Go off-grid for extended adventures.
Connect DELTA Pro with an Extra Battery for a huge capacity of 7.2kWh, and stay powered for up to a week*. Run daily essentials such as a fridge, laptop, coffee maker, and even the air conditioner. You'll have the power to experience all that nature has to offer.
*Power Van / Class B / Class C RV with daily consumption of 4kWh using DELTA Pro + Extra Battery (7.2kWh)
No noise, no fume, maintenance-free.
Bid farewell to noisy, fume-filled gas generators and relish peaceful, green, maintenance-free power wherever your RV adventures take you. Charge your RV essentials using DELTA Pro, or plug into a shore power outlet to directly power your RV's electrical system.
Fast charging anytime, anywhere.
Whether you're on the road, at a campsite, or in your backyard, you're never left without power. Top up using MultiCharge in the time it takes to watch a movie. Fully recharge in only 1.7 hours at an EV charging station (3400W), 1.9 hours with dual AC + solar charging (3000W), 2.7 hours from an AC outlet (1800W), and 3.5 hours using solar (1600W).
EV backup charging solution.
Caught short on the road? Extend the range of your electric vehicle another 14 miles*, so you can reach your destination safely.
*Miles per kWh of TESLA MODEL Y: 3.3-3.8 mi/kWh, DELTA Pro (3.6kWh) can extend the range of MODEL Y about 13.68 miles.
Charge up at EV stations worldwide.
For the first time, we're offering fast 1.7-hour charging at thousands of EV stations across the globe. This unique charging method gives you up to 3400W fast charging on the go.
Power that means business.
DELTA Pro provides a secure and dependable power source for any professional work. Whether you’re working at home or outdoors, from DIY to professional projects, DELTA Pro helps you get the job done.
Unleash your creativity.
Take energy on the go and get the creative juices flowing. Whether you're a filmmaker capturing precious moments or just want to work on the go, DELTA Pro's impressive output and large capacity can power all your equipment, ensuring a smooth workflow no matter where you are.
Plug and play home backup power.
Customize a simple, reliable and sustainable home backup system to keep your essential circuits running when a blackout hits. Ensure peace of mind with the easily integrated whole-home backup kit: DELTA Pro, Transfer Switch, and Power Cord.
Frequently Asked Questions
All the AC ports support 3600W (US) output?
For US version, you can only have max 3600W AC output on the 30A AC port.
What's the max input DELTA Pro can achieve?
How many solar panels can I use at the same time?
Can I run a 240V device on the 120V US version?
How do I update the firmware?
How do I recharge DELTA Pro at 200V-240V in a 100V-120V region?
Specs
Capacity
3600Wh
Extra Battery
Support up to two DELTA Pro Smart Extra Battery/Smart Generator
AC Output
5 outlets, 3600W total (Surge 7200W)
Max Device(s) Power Supported by X-Boost
4500W
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 per port
USB-C Output
2 ports, 5/9/12/15/20V, 5A, 100W Max per port
Car Power Output
12.6V, 10A, 126W Max
DC5521 Output
2 ports, 12.6V, 3A, 38W Max per port
Anderson Port
12.6V, 30A
AC Charging Input
1800W Max, 120V~15A, 3000W Max, 240V~12.5A
Solar Charging Input
1600W Max, 11-150V, 15A Max
Car Charging Input
Support 12V/24V battery, 8A
Battery Chemistry
LFP
Cycle Life
6,500 cycles to 50% capacity, 3,500 cycles to 80% capacity
Connection
Wi-Fi, Bluetooth
Net Weight
Approx. 99lbs/45kg
Dimension
25*11.2*16.4 in/63.5*28.4*42cm
*International version (2900W at 1.9 hrs) US version (1800W at 2.7 hrs/3000W at 1.8 hrs)
Please use the AC Charging Cable included in the package for fast charging. Do not use other cables to charge. Plug directly into an AC wall outlet and make sure that the wall output current is more than 15A. Otherwise, reduce the unit charging speed with the AC Charge Speed Switch. EcoFlow takes no responsibilities for any consequences caused by failures to follow instructions, including but not limited to charging with other AC charging cables.