EcoFlow · Solar Kit

Best seller

EcoFlow DELTA Pro Ultra Complete Solar Kit

4.9 20 owner reviews·  100% would recommend

This is a single-inverter EcoFlow DELTA Pro Ultra whole-home backup system, sold with a choice of a base inverter-and-battery unit or Quad/Hex solar panel bundles. Storage runs from 6,144Wh to 12,288Wh depending on bundle.

Capacity 6,144Wh per battery (up to 12,288Wh with 2 batteries in the Hex Kit)
AC output 7,200W continuous (10,800W peak for 10s)
Solar array 4 or 6 x 400W panels included depending on bundle
Warranty 5 years on inverter and battery

Choose this kit if…

  • You need whole-home emergency backup during extended grid outages.
  • You want to build a custom off-grid or hybrid power system tailored to your energy needs.
  • You're a DIY homeowner who wants a scalable, high-capacity solar kit.
Your bundle
Quad Kit 4 x 415W Panels Base Quad kit with one battery
Also available:
Regular price
$5,599.98
Sale price
$5,599.98
Regular price
$6,347.09
You save $747.11
Pay over time at checkout.
Talk it through with our team  ·  877-242-2792
Orders processed in 24–48 hours
Lifetime support by phone, chat & email
30-day returns
Full manufacturer warranty
Trusted by 50,000+ Customers powered since 2018
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Ships from the USA Warehouses in CA, TX and NY

Not sure which kit is right?

Tell us what you want to power and we will size the system with you, free, before and after you buy. The team picks up the phone Mon–Thu 10am–5:30pm and Fri 10am–1pm EST.

“This product has been perfect for my off-grid 3,200 sq ft cabin which sits at 8,500 ft elevation in the Rocky Mountains. Having quiet solar power has been refreshing compared to running a gas generator.”
Lyle S. Verified owner
EcoFlow DELTA Pro Ultra · Quad Kit $5,599.98

Specifications

The numbers

Solar array
4 or 6 x 400W panels included depending on bundle
Battery storage
6,144Wh per battery (up to 12,288Wh with 2 batteries in the Hex Kit)
Continuous output
7,200W continuous (10,800W peak for 10s)
Warranty
5 years on inverter and battery

In plain English

What that means for you

How long it lasts

What it can run

Size of solar array

Install effort

Room to grow

Scales are the ShopSolar team's read of the manufacturer's published specs.

Lyle S., verified owner: “Having quiet Solar power has been refreshing compared to running a gas generator.”

Overview

Power that grows with you.

The EcoFlow DELTA Pro Ultra is a premium whole-home backup solution engineered to provide unwavering power for daily use and extended grid outages. Choose your custom bundle to fit your exact energy needs—ranging from a base 6kWh inverter setup to our complete Quad and Hex kits featuring high-efficiency 410W bifacial solar panels and up to 12kWh of initial storage. Pair it with the EcoFlow Smart Home Panel 2 for automatic switchover, precise energy monitoring, and ultimate off-grid independence.

Key Features & Benefits

  • Customizable Solar Kits — Choose your custom bundle option, ranging from a base system to complete Quad (4 panels) or Hex (6 panels) kits to perfectly match your home's power requirements.

  • Massive 7200W AC Output — Power almost any household appliance—including a 3-ton central AC—with 120V and 240V output, plus an impressive 10.8kW peak for 10 seconds.

  • Scalable 6kWh to 90kWh Capacity — Start with your selected 6kWh or 12kWh bundle and easily expand up to 15 units (90kWh) for up to a month of essential backup power security.

  • High-Efficiency 410W Bifacial Solar Panels — Maximize your solar energy generation with advanced bifacial technology, included in select custom bundles to capture sunlight from both sides of the panel.

  • Expandable 5.6kW Solar Input — Harness up to 5.6kW of solar input per inverter to rapidly recharge your system. Triple your setup with multiple inverters to reach an epic 16.8kW input.

  • Smart Home Panel 2 Compatibility — Unlock rapid automatic transfer switch (ATS) capabilities, prioritize specific home circuits, and intelligently offset peak electricity rates to lower your bills.

  • Whisper-Quiet & Weather Resistant — Operates at less than 30 dB and features an IP54 protection level, ensuring safe and quiet operation indoors or outdoors.

Specs in a Glance

  • Capacity: 6,144Wh to 12,288Wh (Depending on selected bundle; Expandable up to 90kWh)

  • Output: 7200W AC (10.8kW Peak for 10s); 120V & 240V

  • Solar Input: 5.6kW per inverter (Up to 16.8kW with 3 inverters)

  • Included Solar: 0, 4, or 6 x 410W Bifacial Panels (Depending on selected variant)

  • Battery Voltage: 102.4V

  • Battery Chemistry: LFP

  • Ports: Includes 30A socket 

  • Dimensions: Inverter: 27.2 x 18.7 x 8.42 in | Battery: 26 x 18 x 8 in

  • Weight: Inverter: 70 lbs | Battery: 116.4 lbs

  • Operating Temperature: -4°F to 113°F (Charge and Discharge)

  • Connectivity: Wi-Fi, Bluetooth, 4G, Screen supported

  • Warranty: 5 Years (Inverter & Battery)

What’s Included

(Inclusions vary based on your selected bundle)

  • Base Model: 1 x EcoFlow DELTA Pro ULTRA Inverter, 1 x 6kWh Battery

  • Quad Kit: 1 x Inverter, 1 x 6kWh Battery, 4 x 415W Bifacial Solar Panels, 1 x 50 ft 10 AWG PV Extension Cable, 1 x 20A PV Inline Fuse Kit

  • Hex Kit (1 Battery): 1 x Inverter, 1 x 6kWh Battery, 6 x 415W Bifacial Solar Panels, 2 x 50 ft 10 AWG PV Extension Cables, 2 x 20A PV Inline Fuse Kits

  • Hex Kit (2 Batteries): 1 x Inverter, 2 x 6kWh Batteries, 6 x 415W Bifacial Solar Panels, 2 x 50 ft 10 AWG PV Extension Cables, 2 x 20A PV Inline Fuse Kits

Ideal For

  • Whole-home emergency backup during extended grid outages

  • Customizing an off-grid or hybrid power system tailored to your exact energy needs

  • Offsetting peak energy rates to lower monthly utility bills

  • DIY homeowners looking for a scalable, high-capacity solar kit with transparent value

User Manual / Documents

Choose your kit

Build it around how you'll use it.

Every kit starts with the same power station. What changes is the panels, and whether it connects to your home.

  1. Pick your starting point Choose the power station on its own if you already have panels, or a kit if you are starting from scratch.
  2. Match the panels to your life Folding panels pack away for the RV and campsite. Rigid panels suit a cabin, shed or backyard. The transfer switch connects to your home.
  3. Let us help you set it up Every order comes with our setup guide and lifetime support from the team, before and long after delivery.
Every bundle compared side by side
Quad Kit Hex Kit Hex Kit DELTA Pro ULTRA
Price $5,599.98$6,347.09 Save $747.11 $5,836.65$6,676.09 Save $839.44 $7,782.23$8,830.09 Save $1,047.86 $4,199.00$8,989.00 Save $4,790.00
Panels & extras4 x 415W Panels6 x 415W Panels6 x 415W PanelsInverter + 1 x 6kWh Battery
Best forBase Quad kit with one batteryMore solar, same single-battery storageMore solar and double the storageBare inverter and battery, no panels
  • 1 x EcoFlow DELTA Pro ULTRA Inverter
  • 1 x EcoFlow DELTA Pro ULTRA Battery
  • 4 x 400W Rigid Solar Panels - Up to 10 Year Warranty
  • All required cables, connectors and fuses
  • 1 x EcoFlow DELTA Pro ULTRA Inverter
  • 1 x EcoFlow DELTA Pro ULTRA Battery
  • 6 x 400W Monocrystalline Solar Panels - 25 Year Linear Performance Warranty
  • All required cables, connectors and fuses
  • 1 x EcoFlow DELTA Pro ULTRA Inverter
  • 2 x EcoFlow DELTA Pro ULTRA Battery
  • 6 x 400W Monocrystalline Solar Panels - 25 Year Linear Performance Warranty
  • All required cables, connectors and fuses
—

What it powers

What it keeps running when the grid goes down.

Estimated run times on one fully charged unit, from the manufacturer's published figures. Add panels and it keeps topping itself up.

22days

LED lights · 10W

5days

CPAP machine · 40W

2.0days

50" TV · 110W

3days

Fridge · 120W

4days

Chest freezer · 100W

5.2hours

Microwave · 1,000W

What owners told us

“The Ecoflow kept everything we needed powered up and I actually kept it going for 2 more hours after the power was restored.”
Klaus K.Verified owner

Owner stories

Real homes, cabins and campsites. Their photos, their words.

4.9 20 reviews

100% would recommend

Quality  4.94 / 5

Easy to Use  4.89 / 5

“Having quiet Solar power has been refreshing compared to running a gas generator.”
Lyle S.
“The power was out from midnight to 6 a.m. The Ecoflow kept everything we needed powered up and I actually kept it going for 2 more hours after the power was restored.”
Klaus K.
“This system is so easy to setup and power whatever you need it to. It can power up any appliance that a normal gas generator has trouble with.”
Gary D.

Lifetime support

Real people, for the life of your system.

You get free, direct access to our support team by phone, email and chat. Whether it's setup guidance next week or troubleshooting years down the road, we're here to help.

FAQ

Questions, answered.

Can't find what you need? The team is a phone call away.

Call 877-242-2792
Can you help with system sizing and design?

Yes. Our team can help you choose the right solar kit based on your goals, power needs, and location. We provide personalized guidance before and after your purchase at no additional cost.

Many of our customers complete the majority of installation themselves using our diagrams and support resources. For final electrical connections, a licensed electrician may be required depending on local codes.

While we do not directly install systems, we can help connect you with qualified local professionals and provide technical documentation to support your installer.

Our team works hard to process all orders within 24-48 hours. Most products ship directly to your door using the quickest, most cost effective ground shipping services depending on size. You'll receive tracking details and delivery coordination as soon as your order ships. Our average shipping times are anywhere from 3-7 days.

Our return policy is normally 30 days. If you have specific questions about returns, eligibility, or specific product conditions, you can learn more in our help center.

All products are backed by full manufacturer warranties. In addition, our team provides free lifetime technical support to assist you throughout the life of your system.

Yes! We offer a variety of flexible payment plans to fit any budget. Options include monthly financing with competitive interest rates, and some plans require no money down. You can apply during checkout and get approved in minutes.