EcoFlow DELTA Pro Ultra
EcoFlow DELTA Pro Ultra is our most powerful whole-house backup solution to date.
- 7.2-21.6kW output
- 6kWh-90kWh capacity
- 5.6kW-16.8kW solar input
- Auto-switchover, prolonged backup, and energy bill savings with EcoFlow Smart Home Panel 2
$0
3× EcoCredits
One Powers All
EcoFlow DELTA Pro Ultra
Choose your perfect solution
The most powerful whole-home backup solution
EcoFlow DELTA Pro Ultra is a residential power backup system designed for both extended outages and daily use. With an unrivaled capacity of 6kWh, 7200W output, and 5.6kW solar input, a single unit can run your entire home. With EcoFlow Smart Home Panel 2, get an uninterrupted power backup experience with automatic switch-over, energy consumption monitoring, and lower electricity bills. With its stackable design, expand EcoFlow DELTA Pro Ultra storage and output in only minutes. Compatible with various energy sources, from solar to gas, to meet your ever-changing power needs.
Outage
- Backup
- Daily Use
5.6-16.8kW solar input
1 hour solar for 1 day use
7.2-21.6kW
Output to power every home appliance
6-90kWh
Storage for one-month-long backup
Guaranteed peace of mind
X-Cooling
Proprietary ventilation tech
0 dB
Under 2000W¹
With EcoFlow Smart Home Panel 2
Advanced energy management
Versatile Charging Options
Including generators, EV piles, solar and the grid
0-ms Downtime
Online UPS
6-90kWh
Storage for one-month-long backup
7.2-21.6kW
Output to power every home appliance
Versatile Charging Options
Including generators, EV piles, solar and the grid
5.6-16.8kW solar input
1 hour solar for 1 day use
Guaranteed peace of mind
With EcoFlow Smart Home Panel 2
Advanced energy management
X-Cooling
Proprietary ventilation tech
0 dB
Under 2000W¹
0-ms Downtime
Online UPS
Voices from DELTA Pro Ultra Users
Ultra-powerful for whole-home backup
One 6kWh battery
Expands all the way up to 90kWh in 15 stackable units.
6-90kWh Capacity
Month-long power security.
Take home power dependability to another level with up to 90kWh battery capacity. For a standard household, that's over 30 days of essential backup power to keep appliances like lights and refrigerators running strong (time may vary). Stackable and space-saving, store even with limited room. Perfect for garages or utility closets⁵.
One 7200W unit runs your 3-ton central a/c
Up to 21.6kW can power your home without any interruptions.
7.2kW-21.6kW, 120V & 240V Output
One unit covers every appliance.
With a 7.2kW output, EcoFlow DELTA Pro Ultra effortlessly runs even energy-hungry household items, like a 3-ton central air conditioner². For more power, pair 3 inverters with the EcoFlow Smart Home Panel 2 to unlock a 21.6kW AC output. Its X-Fusion feature ensures a constant 7200W output no matter what².
Portable 30A, 240V Socket
Meet heavy-draw demands anywhere.
With a 30-amp socket, EcoFlow DELTA Pro Ultra handles your most energy-hogging appliances, like a dryer or water heater. A portable design means this astounding level of power goes anywhere you need it.
5.6kW-16.8kW Solar Input
One hour of solar for one day of power.
By leveraging high and low-PV technologies, a single inverter sets new portable ,solar input standards with a 5.6kW input⁴. Connect three inverters for a monumental 16.8kW, gaining a full day's home energy in 60 minutes. Whether you prefer a portable setup or a rooftop solar system, you can achieve true energy independence.
Flexible Solar Systems
With its flexible plug-and-play design and unrivaled solar input, EcoFlow DELTA Pro Ultra empowers you to tailor your solution to fit your energy needs. EcoFlow DELTA Pro Ultra includes a PV locking feature, assuring safety and a solid energy connection.
Rigid Solar System
EcoFlow DELTA Pro Ultra works seamlessly with existing rooftop solar panels, replacing highly sensitive solar inverters prone to failure. Working in tandem with EcoFlow Smart Home Panel 2, maximize the value of your solar power and cut a chunk of change off your energy bill.
*This information is intended for users who have not installed a solar inverter.
- Flexible Solar Systems
- Rigid Solar System
Even with a Generator or EV Pile
Always in charge.
You'll be spoilt for choice with EcoFlow DELTA Pro Ultra's charging options. As well as all the traditional methods, like solar and the grid, you can now power up using your gas generator or even your EV charging pile. Use our industry-defining 8800W Multicharge to top up two batteries in only 2 hours.
Gas
EV Pile
Grid
Solar
MultiCharge
Intelligent Subpanel: Outage and Savings Protection in One.
Experience next-level backup with
EcoFlow Smart Home Panel 2
Extended Backup
Use the EcoFlow app to prioritize specific circuits in your home, guaranteeing your vital appliances always have the energy they need. EcoFlow Smart Home Panel 2 not only protects, but effectively extends your home's backup duration and efficiency.
Reduce Bills
Maximize your home's energy efficiency by intelligently harnessing power from the sun, grid, and batteries. Significantly reduce your electricity expenses by capitalizing on the TOU (Time-of-Use) variations and the sun.
Learn more about EcoFlow Smart Home Panel 2
Uninterruptible for whole-home backup
0 ms Downtime, 0 dB Silent Backup
You won't even notice the grid was down.
Imagine a world where power outages go unnoticed. With EcoFlow DELTA Pro Ultra's online UPS, you'll get just that. With its impeccable, uninterrupted power flow, EcoFlow DELTA Pro Ultra safeguards your vulnerable electronic equipment round-the-clock. During extended outages, you don't want to hear your backup in the background, so for low draws Under 2000¹, it's completely silent. With a whisper-quiet 0 dB, your nights remain undisturbed as it powers your devices.
EcoFlow Smart Home Panel 2's Automatic Switchover
The days of fumbling for a torch are over.
When an outage hits, there's no need to grapple with a host of challenges, like spoiling food and damaged appliances. EcoFlow Smart Home Panel 2's automatic switchover feature ensures your home remains powered even when you're away. Embrace uninterrupted living so that life never stops.
Learn more about EcoFlow Smart Home Panel 2Reliable for whole-home backup
Peace of mind with an advanced design.
EcoFlow X-Cooling
Our proprietary X-Cooling heat dissipation system enhances efficiency even when powering heavy loads around the clock. X-Cooling works to extend EcoFlow DELTA Pro Ultra's lifespan, backed by a 5-year warranty.
11 premium sintered heat pipes
6 dedicated fans
Customized aluminum board
Vertical cooling fins
Boost Performance with BMS
Our state-of-the-art LFP tech and advanced battery management system (BMS) regulates vital data, ensuring the safety, longevity, and high performance of EcoFlow DELTA Pro Ultra. With each battery offering a cycle life of 3500+, you'll get years of use before capacity drops to 80%. Even then, it keeps powering on.
- Inverter
- Battery
Powers through the most challenging situations.
EcoFlow DELTA Pro Ultra tackles even the most grueling conditions. Whether it's extreme weather or freezing winters, this giant safeguards your power security, just like usual.
Operating temperatures: -4°F to 113°F
290V high voltage tolerance
IP54 dustproof and splashproof
3 Home Connection Methods
Number of EcoFlow DELTA Pro Ultra units that can work with this system:
1-3
Capacity:
6-90kWh
Voltage/Amps:
7200W/30A 14400W/60A 21600W/90A
Solar Input:
5.6-16.8kW
Number of EcoFlow DELTA Pro Ultra units that can work with this system:
1-2
Capacity:
6-60kWh
Voltage/Amps:
7200W/30A 12000W/50A
Solar Input:
5.6-11.2kW
Number of EcoFlow DELTA Pro Ultra units that can work with this system:
1-2
Capacity:
6-60kWh
Voltage/Amps:
7200W/30A 12000W/50A
Solar Input:
5.6-11.2kW
- EcoFlow Smart Home Panel 2
- Manual Transfer Switch
- Inlet Box
Energy management at your fingertips.
Keep a keen eye on your battery usage with real-time energy insights, accessible from anywhere and at any time. Beyond just monitoring, you have the power to remotely control your appliances, even from a distance. Want to cut down on those hefty electrical bills? Tailor your battery strategy, intelligently optimizing energy from the sun, grid, and batteries to align with peak and off-peak hours.
EcoFlow app
Monitor
Control
Customize
EcoFlow PowerInsight
Home Energy Manager—an-all-in-one dedicated monitor
Learn More- 10" interactive screen
- Smart home control
- Temperature auto-adjustment
- Control your EV charger
Go Beyond Home Power
What's in the box?
Inverter box
EcoFlow DELTA Pro Ultra Inverter
EcoFlow Portable Stand
EcoFlow Disassembly and Assembly Tool
EcoFlow Solar to Low-PV Port Charging Cable
EcoFlow AC Charging Cable-C20
Warranty Card
Quick Start Guide
Battery box
EcoFlow DELTA Pro Ultra Battery
EcoFlow Battery Connection Cable (DELTA Pro Ultra) - 0.66 ft (0.2 m)
Safety Guide
Accessories
1. For 30 minutes of use. 2. The 3-ton central air conditioner's LRA rating must be within 120A. 3. X-Fusion technology ensures that all AC output sockets provide optimal output in terms of wattage and amp. In fast charging mode, the output will always be 7.2kW, no matter how much the input is.Switch to fast charging for a continuous 7200W output. 4. If you connect the DELTA Pro Ultra to PV system circuits installed on or in buildings, according to NEC regulations, the system shall include a rapid shutdown function to ensure operation safety and reduce shock hazards for emergency responders. If you wish to connect the DELTA Pro Ultra to PV system circuits, a pre-purchase consultation must be completed by a qualified electrician or installer. 5. If three or more battery packs are stacked, an EcoFlow Fixing Metal Tab is needed to hold them in position. To connect 2 EcoFlow DELTA Pro Ultra sets or 3 batteries to 1 inverter, install the metal tab to the battery under the 1st inverter.