EcoFlow DELTA Pro Ultra Smart Home Solar Kit | Outbound Power
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EcoFlow DELTA Pro Ultra Smart Home Solar Kit

by EcoFlow
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Original Price $8,766.99
Current Price $8,199.00
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EcoFlow DELTA Pro Ultra Smart Home Solar Kit: Experience Ultimate Home Backup Security With the Ultimate Power Pair

”Like a Tesla Powerwall on Wheels.” - CNET

Embrace energy independence with the EcoFlow DELTA Pro Ultra Smart Home Solar Kit, a powerhouse combination curated for the ultimate living experience. This all-in-one solution equips you with everything you need to ditch your complete dependence on the grid.


EcoFlow DELTA Pro Ultra Smart Home Solar Kit Features

Unmatched Power and Capacity

At the heart of the bundle lies the EcoFlow DELTA Pro Ultra, the industry's premier expandable ecosystem for off-grid living. This beast boasts a base capacity of 6kWh, expandable up to a staggering 90kWh with additional battery units. That's enough to keep your essentials, and then some, humming for over a month during outages or extended off-grid stays.

Blazing Fast Solar Recharging

Never be caught powerless again. The DELTA Pro Ultra features a remarkable 5.6kW solar input, allowing you to harness the sun's energy with EcoFlow's 400W Rigid Solar Panels included in the bundle. These high-efficiency panels capture sunshine at optimal angles, generating enough power to recharge your system in just a few hours.

Effortless Power Management

Say goodbye to complex setups and tangled wires. The Smart Home Panel 2 seamlessly integrates with the DELTA Pro Ultra, providing intelligent power management and real-time monitoring. Enjoy features like:

  • Automatic backup: No more scrambling in the dark during outages. The Smart Home Panel automatically switches to battery power within milliseconds, ensuring peace of mind.
  • Energy consumption tracking: Monitor your power usage with the EcoFlow App and optimize your solar panel setup for maximum efficiency.
  • Lower electricity bills: Leverage the EcoFlow app to schedule charging during off-peak hours and take advantage of time-of-use rates.

Beyond the Essentials

The EcoFlow DELTA Pro Ultra Smart Home Solar KIt isn't just about keeping the lights on. It empowers you to experience the off-grid lifestyle to the fullest. Power your appliances, charge your gadgets, and even run heavy-duty power tools. Enjoy movie nights under the stars with a projector, whip up delicious meals with a portable electric stove, or conquer remote work tasks with your laptop and printer.

Invest in Freedom

The EcoFlow DELTA Pro Ultra Smart Home Solar Kit is an investment in your freedom and peace of mind. It's the key to unlocking experiences you never thought possible, without relying on the limitations of the grid. This bundle has everything you need to embrace a sustainable and empowering energy lifestyle.


Charge DELTA Pro Ultra 8 Different Ways

  1. Smart Home Panel 2
  2. AC Charging
  3. EV Charging Pile
  4. EcoFlow Dual Fuel Smart Generator
  5. Gasoline Generator
  6. High PV Solar
  7. Low-PV Solar
  8. Multiple Charging Methods

DELTA Pro Ultra With Stackable Batteries In A Garage

EcoFlow DELTA Pro Ultra + Smart Home Panel 2: The World's First Smart Hybrid Whole Home Backup

With DELTA Pro Ultra and the EcoFlow Smart Home Panel 2, when the grid goes down, your power stays on. Your system can control every appliance to give you the best Power Independence plan during outages. And with its stackable design, you can easily expand DELTA Pro Ultra storage in minutes, making it a perfect fit for garages or closets.

Enjoy Month-Long Power Security

Enjoy an uninterrupted power backup experience with automatic switch-over, energy consumption monitoring, and lower electricity bills. 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.


EcoFlow DELTA Pro Ultra Warranty

The EcoFlow DELTA Pro Ultra has a 5-year warranty, with its LFP batteries lasting for as long as 10 years with up to 3,500 cycles.


What's Included

DELTA Pro Ultra Inverter Box

  • 1 x DELTA Pro Ultra Inverter (70 lbs)
  • 1 x Portable Stand + 4 x Wheels
  • 1 x Assembly/Disassembly Tool
  • 1 x Solar Low-PV Charging Cable
  • 1 x AC Charging Cable C-20
  • 1 x Quick-Start Guide
  • 1 x Warranty Card

DELTA Pro Ultra Battery Box

  • 1 x DELTA Pro Ultra Battery (116 lbs)
  • 1 x Inverter/Battery Connection Cable
  • 1 x Safety Guide

400W Rigid Solar Panels

  • 2 x 400W Rigid Solar Panels
  • 2 x Rigid Solar Panel Mounting Feet
  • 2 x MC4 Solar Charging Cables 3.5M
  • 1 x User Manual
  • 1 x Warranty Card

Please note: These panels are delivered by truck freight direct from the manufacturer warehouse. It may take up to two weeks for your order to process and ship.

Smart Home Panel 2

  • 1 x EcoFlow Smart Home Panel 2 (glass door and deadfront cover packaged separately)
  • 1 x Marking-off Template
  • 1 x EcoFlow Power Input/Output Cable

Solar Extension Cables

  • 1 x 50-Foot Pair of Red & Black10AWG Solar Extension Cables

Frequently-Asked Questions

Can an electrical appliance plug directly into EcoFlow DELTA Pro Ultra?

Yes. EcoFlow DELTA Pro Ultra (Inverter + Battery) works as a standalone unit powering electrical appliances of up to 7200W. There are 11 outlets on the inverter, including NEMA 5-20, TT30, L14-30 supporting 30A, USB-C, and USB-A.

How many ways can EcoFlow DELTA Pro Ultra connect to a home?

There are 3 ways EcoFlow DELTA Pro Ultra can connect to a home:

  1. Inlet box
  2. Transfer switch
  3. EcoFlow Smart Home Panel 2

Can EcoFlow DELTA Pro Ultra be charged using an EcoFlow Smart Generator?

The EcoFlow Dual Fuel Smart Generator can charge the EcoFlow DELTA Pro Ultra using an EcoFlow AC Charging Cable (NEMA 5-15P to C19).

EcoFlow DELTA Pro Ultra can not be charged using DC through an XT150 cable.

Third-party generators can charge EcoFlow DELTA Pro Ultra using the EcoFlow AC Generator Charging Adapter.

The EcoFlow Smart Generator can be switched on or off through the EcoFlow app.

Can the EcoFlow DELTA Pro Ultra charge using existing rooftop solar?

Yes, it’s compatible with existing solar systems, including rooftop solar.* For each EcoFlow DELTA Pro Ultra Inverter, solar input can reach a maximum of 5600W (16.8kW with 3 inverters) with the following:

High voltage PV: 80-450V, 15A, 4000W Max
Low voltage PV: 30-150V, 15A, 1600W Max

*If you connect the EcoFlow 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 EcoFlow DELTA Pro Ultra to PV system circuits, a pre-purchase consultation must be completed by a qualified electrician or installer.

Can EcoFlow DELTA Pro Ultra/EcoFlow Smart Home Panel 2 run without the EcoFlow app?

EcoFlow Smart Home Panel 2 requires the EcoFlow app to run. EcoFlow DELTA Pro Ultra works without the EcoFlow app, but it is recommended for convenience.

Can the EcoFlow DELTA Pro Ultra connect to the original EcoFlow Smart Home Panel?

No. You can purchase an EcoFlow Smart Home Panel 2 and an EcoFlow Double Voltage Hub - Power Input/Output (DELTA Pro) (connects 2 × EcoFlow DELTA Pro to EcoFlow Smart Home Panel 2) to replace the original EcoFlow Smart Home Panel and connect 2 × EcoFlow DELTA Pro Ultra and 2 × EcoFlow DELTA Pro at the same time to achieve a 21.6kW output.

Will the Smart Home Panel 2 work with a DELTA Pro?

If you connect one DELTA Pro, it will only get charged through the Smart Home Panel 2 - it will not discharge.

However, if you connect 2 DELTA Pro power stations with the Double Voltage Hub, they can charge and discharge with a maximum output of 7200W.

How many EcoFlow DELTA Pro/EcoFlow DELTA Pro Ultra units are supported by EcoFlow Smart Home Panel 2?

EcoFlow Smart Home Panel 2 can connect to EcoFlow DELTA Pro and EcoFlow DELTA Pro Ultra. Up to 3 EcoFlow DELTA Pro Ultra Inverters can connect to EcoFlow Smart Home Panel 2, with each inverter allowing for 5 batteries. A total of 2 EcoFlow DELTA Pro units can connect to the EcoFlow Smart Home Panel 2 using the EcoFlow Double Voltage Hub - Power Input/Output (DELTA Pro).

Does EcoFlow DELTA Pro Ultra work with an existing grid-tied system that does not have a backup feature?

Unfortunately, EcoFlow DELTA Pro Ultra cannot connect and feedback to the grid.

Does a single EcoFlow DELTA Pro Ultra have a 240V output?

Yes, it does. Even if EcoFlow DELTA Pro Ultra is connected to 120V, it can output 240V.

Can an EcoFlow DELTA Pro Ultra Battery charge without the EcoFlow DELTA Pro Ultra Inverter?

No. The EcoFlow DELTA Pro Ultra Battery needs to be connected to an EcoFlow DELTA Pro Ultra Inverter to charge. EcoFlow DELTA Pro Ultra is not compatible with third-party inverters.

How long is the EcoFlow DELTA Pro Ultra warranty?

EcoFlow Smart Home Panel 2 has a 10-year of quality assurance warranty. EcoFlow DELTA Pro Ultra has a 5-year warranty, with its LFP batteries lasting for as long as 10 years with up to 3500 cycles.

How long does it take to install EcoFlow Smart Home Panel 2?

EcoFlow Smart Home Panel 2's installation time may vary depending on the scope of work required and the current configuration of the circuits in your home. For most homes, EcoFlow Smart Home Panel 2 installs in 3-8 hours, which is similar to replacing a standard distribution box.

Can I install the EcoFlow Smart Home Panel 2 by myself?

EcoFlow Smart Home Panel 2 must be installed by certified installers and electricians who have completed EcoFlow Smart Home Panel 2 product training.

Will installing EcoFlow Smart Home Panel 2 and EcoFlow DELTA Pro Ultra affect NEM 2.0?

No. Since EcoFlow DELTA Pro Ultra it won't affect NEM 2.0. It cannot be connected to NEM 2.0 rooftop photovoltaic systems, so a new system would need to be installed.


EcoFlow DELTA Pro Ultra Specifications

DELTA Pro Ultra Inverter General Specifications

Model EFYJ751-PCS-US
Net Weight 31.7 kg | 69.9 lbs
Dimensions 690 × 481 × 214 mm | 27.2 × 18.9 × 8.4 in
Wi-Fi Frequency range: 2,412-2,462MHz | 2,422-2,452MHz
Maximum output power: 0.3597W
Bluetooth Frequency range: 2,402-2,480MHz
Maximum output power: 0.0109W
4G Modem Port Supported with the EcoFlow 4G Dongle
Screen Supported
Grid-Tied Unsupported
Maximum Operating Altitude 3000m | 9842.5ft
IP Protection Rating IP54
Noise Level <30 dB
Uninterrupted Power Supply (UPS) Backup UPS <20 ms; online UPS 0 ms
Operating Temperature Discharging temp: −20°C to 45°C (−4°F to 113°F)
Charging temp: −20°C to 45°C (−4°F to 113°F)
Storage temp: −20°C to 45°C (−4°F to 113°F)
(optimum: −20°C to 45°C(68°C to 86°F))

DELTA Pro Ultra Inverter Output Specifications

AC Output Discharging: Pure sine, 7,200W total, 120V/240V~ 60Hz
Bypass: 100-120V~30A total, 50Hz/60Hz
AC Output Ports (20A) 4 x AC Output Sockets, 120V, 20A Max Per Port 
AC Output Ports (30A) 1 x AC Output Socket, 120V, 30A Max
1 x NEMA L14-30 120/240V Split Phase Port
USB Ports 2 x USB-A: 5V⎓2.4A, 12W max per port, total 24W
2 x USB-C: 5/9/12/15/20V⎓5A, 100W max per port, total 200W
DC Output 12.6V⎓30A, 378W max
Anderson DC Port 1 x Anderson DC Output Port, 12.6V, 30A, 378W Max
Infinity Port 1 x Power Input/Output Port, 100-120V, 30A;
Serves as both an AC input (for charging)
and output (for connecting to the Smart Home Panel 2 or EV Charger)

DELTA Pro Ultra Inverter Input Specifications

AC Input Charging: 100-120V~15A; 200-240V~12.5A, 50/60Hz
Bypass: 100-120V~15A, 50/60Hz (duration < 3hrs when the current exceeds 12A)
Power Input/Output 100-120~30A; 200-240V~30A, 50/60Hz
High Photovoltaic (PV) Input 80-450V⎓15A max, 4,000W max
Low Photovoltaic (PV) Input 30-150V⎓15A max, 1,600W max
Standby Power Consumption <12W


DELTA Pro Ultra Battery Specifications

Model EFYJ751-BP
Net Weight 52.7 kg | 116.4 lbs
Dimensions 660 × 455 × 204 mm | 26 × 18 × 8 in
Capacity 102.4V⎓60A, 6,144Wh
Cell Material LFP
Cycle Life The battery maintains 80%+ SOH (state of health) after
3,500 cycles at 0.5C/0.5C at 25°C (77°F)
Protection Type Overvoltage protection, overload protection,
overtemperature protection, short circuit protection,
low temperature protection, low voltage protection,
overcurrent protection
Operating Temperature Discharging temp: −20°C to 45°C (−4°F to 113°F)
Charging temp: −20°C to 45°C (−4°F to 113°F)
Storage temp: −20°C to 45°C (−4°F to 113°F) (optimum: −20°C to 45°C(68°C to 86°F))
Maximum Operating Altitude 3000m | 9842.5ft
IP Protection Rating IP54

EcoFlow 400W Rigid Solar Panel Specifications

Rated Power 400W (±3%)
Open Circuit Voltage 37.10V (±3%)
Short Circuit Current 13.79A (±5%)
Maximum Operating Voltage 31.00V
Maximum Operating Current 12.90A
Temperature Coefficient of Rated Power -0.38%/°C
Temperature Coefficient of Open Circuit Voltage -0.35%/°C
Temperature Coefficient of Short Circuit Current 0.06%/°C
Maximum System Voltage 1500V DC (UL)
Maximum Fuse Current 25A
Dimensions (cm) 172.2 × 113.4 × 3.5
Dimensions (inches) 67.8 × 44.6 × 1.38
Connector Type Solar Connector
Efficiency 23%
Cell Type Monocrystalline
Net Weight Per Panel (kg) 21.8kg
Net Weight Per Panel (lbs) 48.1lbs

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