Experience Ultimate Home Backup Security With The EcoFlow DELTA Pro Ultra Smart Home Solar Kit
”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.
Talk To A DELTA Pro Ultra Expert
Contact us and our friendly power experts will be happy to work with you and provide an affordable quote!
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.
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
Smart Home Panel 2
AC Charging
EV Charging Pile
EcoFlow Dual Fuel Smart Generator
Gasoline Generator
High PV Solar
Low-PV Solar
Multiple Charging Methods
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 strongly recommends the EcoFlow Smart Home Panel 2 is installed by a professional EcoFlow-certified electrician.
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
1 x 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 Solar Panels
8 x 400 Watt Monocrystalline Solar Panels
IP65 Rated Waterproof Junction Box
IP67 Rated Waterproof Solar Connectors
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 Cables
1 x 50-Foot Pair of Red & Black 10AWG Solar Extension Cables
DELTA Pro Ultra & Smart Home Panel 2 Instructional Videos
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
Discharging temperature: −20°C to 45°C (−4°F to 113°F) Charging temperature: −20°C to 45°C (−4°F to 113°F) Storage temperature: −20°C to 45°C (−4°F to 113°F) Optimum temperature: −20°C to 45°C(68°C to 86°F))
DELTA Pro Ultra Inverter Output Specifications
AC Output
Discharging: Pure sine, 7200W Max, 120V/240V~ 60Hz Bypass: 100-120V~30A total, 50Hz/60Hz, 3600W Max
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
1 x DC Port: 12.6V⎓30A, 378W Max
Anderson DC Port
1 x Anderson DC Output Port: 12.6V, 30A, 378W Max
Input/Output Port (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 (Infinity Port)
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°F to 86°F))
Maximum Operating Altitude
3000m | 9842.5ft
IP Protection Rating
IP54
DELTA Pro Ultra Downloads
EcoFlow DELTA Pro Ultra Brochure
EcoFlow DELTA Pro Ultra Quick-Start Guide
How Many EcoFlow Solar Panels Can I Connect To DELTA Pro Ultra?
DELTA Pro Ultra LCD Icon List
Common Customer Questions
Get answers to the most frequently-asked questions customers ask before placing an order.
Is Outbound Power an Authorized Dealer?
Yes! Outbound Power is an Authorized Dealer for every single brand and product on our store.
How long will it take for my order to arrive?
Shipping times vary depending on your location and the product or products ordered.
Order Processing Time Most products are processed within 1-3 business days. If there is a delay in processing your order, we will alert you with as much information as possible about what to expect.
After order processing is complete, you will receive tracking information to monitor your order while it is in transit.
Order Shipping Time Following processing, it may take between 3 and 8 days to arrive, depending on your location.
Please refer to the product page for your item and reference the estimated delivery time frame for more details.
Additionally, you can see the estimated delivery time frame during checkout and receive a tracking number once your order ships.
What are your shipping rates? Do you offer free shipping?
Everything on our store ships for free. Really!
What is Outbound Power's return policy?
Most items may be returned within 30 days of delivery. Please refer to our Returns & Exchanges policy to determine what items are eligible. Returns are not accepted beyond 30 days following delivery.
Are Outbound Power products used/old/refurbished?
Everything sold on our website is brand-new.
Do you price match?
No — we price BEAT! Please refer to our Price Beat Promise for full details.
If need a real power outage solution then the Ecoflow Deltra Pro is you choice. It is easy to setup and use.
Hi RR,
Thank you for sharing your experience! We’re thrilled to hear that the EcoFlow DELTA Pro Ultra is giving you the reliable backup power you need. It’s always great to know our customers find the setup easy and effective.
We truly appreciate your feedback and your trust in Outbound Power. Enjoy your new power station, and don’t hesitate to reach out if you have any questions or need assistance in the future!
Best regards,
Bill
J
John I.
This is my second Delta Pro Ultra! Bought to expand our home backup. Both units are connected to the Smart Home Panel 2
Hi John,
Thank you so much for the incredible 5-star review — and for being a returning customer! We’re honored that you chose a second DELTA Pro Ultra to expand your home backup system. Connecting both units to the Smart Home Panel 2 is an excellent setup for maximizing reliability and whole-home coverage.
We truly appreciate your trust and support. If you ever need assistance optimizing your configuration or adding accessories, our team is always here to help.
Thanks again for choosing Outbound Power,
Bill & the Outbound Power Team
C
Cyrus M.
Very positive
Price and shipping. I couldnt believe how fast the unit shipped.
Hi Cyrus,
Thank you so much for the kind words! We’re thrilled to hear everything arrived quickly and that you had a positive experience with us. We truly appreciate you choosing Outbound Power, and we’re here anytime you need help.
K
Key L.O.
EcoFlow Delta Pro Ultra Home Backup Solution
Purchased EcoFlow Delta Pro Ultra Inverter/Battery Backup to hook up to my Home GenerLink backup solution installed by my local Electric Company. Hooking the GenerLink to the EcoFlow Delta Pro Ultra, then hooking my EcoFlow Delta Pro Ultra to both Solar Panels and a Wen 6800 Dual Fuel generator (Model #DF680IX) to charge the EcoFlow Delta Pro Ultra. I really like the EcoFlow system for home backup and looking to add another 1-2 batteries to existing EcoFlow Ultra solution in the near future.
Hi Key Largo Obx,
Thank you for sharing your experience with the EcoFlow Delta Pro Ultra. It sounds like you’ve set up an impressive backup system with the GenerLink, solar panels, and your Wen generator — that’s a powerful combination for reliable energy security.
We’re so glad to hear you’re happy with the EcoFlow system, and it’s exciting that you’re already looking ahead to expanding with more batteries. If you’d like any guidance as you plan your setup, don’t hesitate to reach out — we’d be happy to help.
D
Dan H.
Works great
Quick delivery. Very happy!
Hi Dan,
I’m stepping in on behalf of Bill — thank you so much for sharing your feedback! We’re thrilled to hear that your DELTA Pro Ultra arrived quickly and is working great for you.
It means a lot that you chose Outbound Power, and we’re grateful for the opportunity to serve you. If you ever have any questions or need support as you continue using your system, please don’t hesitate to reach out — we’re always here to help.
Thanks again for being a valued customer, Dan!
K
Kristian S.
Best price online!
Not only did they have the best price online, the shipping was very quick.
Hi Kristian,
Thank you for the great review! I’m glad we could offer you the best price online and get your DELTA Pro Ultra shipped out quickly. We truly appreciate your trust in us and look forward to helping you again whenever you need.
R
Ronald M.
Jam is a rockstar!!
Recently I purchased the Ecoflow Delta Pro Ultra. My contact Jam (did I spell that right) was quite excellent. She was both
knowledgeable and extremely patient. Having offered me a price and advice far superior to any other supplier i was more than happy to purchase from your establishment. In short high marks for both Jam and your company. I fully intend to further avail myself of
your companies services in short order.
Hi Ronald,
I can’t thank you enough for your kind words and for choosing Outbound Power for your EcoFlow Delta Pro Ultra. You did spell Jam’s name right — and you’re absolutely correct, she’s a rockstar! I’ll be sure to share your note with her; it will mean a lot.
It makes me happy to know that her patience, knowledge, and advice made such a difference for you. That’s exactly the experience we want our customers to have — one where you feel supported, confident, and taken care of.
The Delta Pro Ultra is an incredible system, and I’m excited for you to put it to work. It’s always rewarding to know that our customers are getting not only the best pricing but also the right guidance to make the most of their investment.
We’re honored to have earned your trust, and we’ll be here whenever you’re ready for the next step in your power journey. Please don’t hesitate to reach out directly if there’s anything you need in the meantime.
A
Aiezer C.
Great company
I had a great buying experience. They were very helpful, especially Jam!!! I bought 3 EcoFlow Ultras with extra batteries and their prices were unbeatable. On top of that they even gave me free extra panels!!! Shipping was super fast, with no problems. Overall I had an excellent experience. They are my new favorite supplier!!! Thank you very much for your business.
Hi Aiezer,
Wow — three EcoFlow Ultras with extra batteries and extra panels! That’s quite the powerhouse setup, and we’re thrilled we could be part of building it for you. I’ll be sure to pass along your kind words to Jam — she’ll be over the moon to hear she helped make your experience smooth from start to finish.
We work hard to keep our pricing sharp and our shipping fast, but it’s feedback like yours that lets us know we’re hitting the mark. It’s also incredibly rewarding to hear we’ve earned a spot as your new favorite supplier — that’s not a title we take lightly.
Thanks again for trusting Outbound Power for such a big investment in your energy independence. We can’t wait to support you on future projects, upgrades, or even just answering a quick question when you need us.
N
Norman S.
Easy. Quick delivery as promised. No negative experience
Good pricing. Good reputation. Fast service dealing with a real person if needed. Service availability after the sale.
Thank you for your kind review. We’re thrilled that the delivery was easy and as promised, and that our pricing, reputation, and real-person support have met your expectations. Ensuring service continues after the sale is a top priority for us, so it’s wonderful to hear you’ve experienced that. If you ever have questions or need assistance down the road, don’t hesitate to reach out.
M
Michael S.
They answer emails quickly.
It came so quickly that I couldn't make arrangements to be home to sign for it, and had to pick it up at a FedEx store.
Thank you for your feedback, Michael. We're glad our team was quick to respond to your emails and that your order arrived promptly. We understand that the fast delivery meant you had to pick it up from a FedEx store, and we apologize for any inconvenience this may have caused. If there's anything we can do to help with future delivery arrangements, please let us know. We appreciate you choosing Outbound Power and look forward to serving you again.
Works perfectly. Charged from initial 57% to 100% in 20 minutes. It powered our TV and router for 24 hours with 30% battery left. Solar charged to 100% with no problems.
Thank you for your review! We understand it is an investment, and we are glad to know it brought you peace of mind. We truly appreciate you and your business!
Honest trustworthy site. I would buy from them again.
Thank you for the kind words! We truly appreciate your trust and are grateful for the opportunity to serve you. We would be happy to help again anytime!
The panels were delivered in a timely manner and have since been installed and working properly. The price was very far compared to others selling the same panels for much more.
Thank you for your positive feedback! We're glad to hear that you're satisfied with the delivery and performance of the solar panels. We appreciate your support and look forward to serving you again.
Great company to purchase from seem to be getting out the product right away
Thank you for the great review! We truly appreciate your business and are glad to hear your order was processed quickly. Thanks again for choosing Outbound Power. We appreciate you!
I like to jack re ed 5000 Plus it's a excellent unit I have it for my home and camping and traveling good price at this time from outbound and God bless and thank you
The purchase and delivery went smooth and timely. I haven't used the fridge yet besides cooling it down once, which it did. I'm looking forward to putting it to full use.
Hi Robert, thank you for your positive feedback! We're glad the purchase and delivery process met your expectations. We hope the freezer serves you well and look forward to hearing about your experience once you start using it fully. Enjoy!
Great pricing. When I am ready to upgrade, I plan on doing business with you all again. You value customers and that is greatly appreciated. Thanks for everything.
Thank you for your kind words and support! We’re glad to hear you’re satisfied with our pricing and service. We look forward to assisting you with your upgrade when you’re ready. Thanks again for choosing Outbound Power, and please let us know if we can ever be of service.
Exact fit to the Cummins 4500i small battery compartment.
Thank you for your great review! We're glad the battery fit perfectly and met your expectations. If you need anything else, please don’t hesitate to reach out, we’re always here to help.
