EcoFlow DELTA Pro Ultra Single Inverter | 7.2kW AC Output/5.6kW (EFDeltaProUltra-US)

1. Features (About This Item)

• Massive Power Output: Delivers 7.2kW to 21.6kW of AC output by connecting up to three inverters—ideal for home backup, off-grid living, and whole-home energy solutions.

• High Solar Input Capacity: Supports 5.6kW to 16.8kW solar input with up to three inverters, making it one of the most powerful solar generators for residential or commercial setups.

• Seamless Power Protection: Features online UPS functionality with 0-ms transfer time, ensuring uninterrupted power for sensitive electronics and critical appliances.

• Extended Battery Life: Built with a proprietary advanced cooling system, enhancing thermal efficiency and significantly prolonging the battery’s lifespan for long-term performance.

2. Specifications (Technical Details)

General    

• Model: EFYJ751-PCS-US
  
• Net Weight: 31.7 kg (70 lb)
  
• 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

Output    

• AC Output:
  • Discharging: Pure sine, 7,200W total, 120V/240V~ 60Hz
  • Bypass: 100-120V~30A total, 50Hz/60Hz
    
• USB Ports:
  • USB-A (× 2): 5V⎓2.4A, 12W max per port, total 24W
  • USB-C (× 2): 5/9/12/15/20V⎓5A, 100W max per port, total 200W
    
• DC Output: 12.6V⎓30A, 378W max

Input    

• 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-PV: 80-450V⎓15A max, 4,000W max
  
• Low-PV: 30-150V⎓15A max, 1,600W max

Other    

• 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))
• Altitude: ≤3,000 m (9,842 ft.)
  
• IP Rating: IP54
  
• Noise Level: <30 dB
  
• UPS: Backup UPS <20 ms; online UPS 0 ms
  
• Communication Method: Bluetooth & Wi-Fi & 4G

3. What’s Included in the Box

• EcoFlow DELTA Pro Ultra Inverter (×1)
• EcoFlow Portable Stand (×1)
• EcoFlow Supporting Leg (×4)
• M6*20 (×4)
• EcoFlow Side Mount Caster (×4)
• EcoFlow Disassembly and Assembly Tool (×1)
• EcoFlow Solar to Low-PV Port Charging Cable (×1)
• EcoFlow AC Charging Cable (×1)
• User Manual & Warranty Card

4. Product Description (Product Details)

Experience whole-home energy control with the EcoFlow DELTA Pro Ultra Single Inverter, delivering a robust 7.2kW AC output and scalable up to 21.6kW with three inverters—ideal for off-grid living or full-home backup.

Designed for serious solar users, it supports up to 5.6kW of solar input (expandable to 16.8kW), and features a 0-ms online UPS for uninterrupted power during outages. With a proprietary cooling system, it ensures extended lifespan and optimal performance.

5. Product Images & Videos (From the Brand)

✅ Includes:

6. Manufacturer Warranty Information

• 5-Year Warranty

Need Assistance? Contact Our Support Team:
📞 Phone: (800) 830-0173
📧 Email: support@igeobotics.com
🕐 Mon–Fri, 9:00 AM–6:00 PM (PST)

7. Additional Information

• Compliance and Certification: TRUSTe, NISTIR 8259, NISTIR 8425, PSTI, ISO 9001, FCC SDoC, SRRC, ISO 13849

• Unique Selling Points:

  • Price Match Guarantee

  • Free Shipping Nationwide

  • Expandable Storage Options

  • Grid-tied support with net metering (where applicable)

8. Use Documents

• EcoFlow DELTA Pro Ultra User Manual
• DELTA Pro Ultra-Quick Start Guide V1.0 

9. Frequently Asked Questions

Q: How long does it take to fully charge the EcoFlow DELTA Pro Ultra Battery?
A: With a maximum input of 6200W, a single battery can be fully charged in approximately 92 minutes. When charging two or more stacked batteries, the system supports up to 8800W, allowing a full charge in about 1 hour and 56 minutes.

Q: Can the EcoFlow DELTA Pro Ultra Battery be charged without the EcoFlow DELTA Pro Ultra Inverter?
A: No. The EcoFlow DELTA Pro Ultra Battery must be connected to the EcoFlow DELTA Pro Ultra Inverter to charge. It is not compatible with third-party inverters.

Q: Is the EcoFlow DELTA Pro Ultra compatible with third-party inverters?
A: No. For optimal performance and safety, the DELTA Pro Ultra system is only compatible with EcoFlow components.

Q: Can I schedule charging for the EcoFlow DELTA Pro Ultra during off-peak hours?
A: Yes, the system allows you to set custom charging times, making it ideal for avoiding peak utility rates.

Q: What Bluetooth versions does the EcoFlow DELTA Pro Ultra support?
A: The battery supports Bluetooth 4.2 and 5.0 for reliable and flexible connectivity.

Q: Can the EcoFlow DELTA Pro Ultra or Smart Home Panel 2 operate without the EcoFlow app?
A: The Smart Home Panel 2 requires the EcoFlow app to function. The DELTA Pro Ultra can operate independently, but app integration is highly recommended for full control and convenience.

10. Feedback

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Procoessing Times:

At iGeoBotics, we strive to process your order quickly and efficiently. Orders are typically processed within 0 to 1 business days. Please note that orders placed after 6:00 PM CST will be processed on the next business day.

Shipping Timeline and Costs:

• Delivery is expected within 3 to 6 business days on average.
• Free shipping is available for orders over $200.
• For orders under $200, a flat shipping fee of $15 applies.
• We currently ship exclusively within the United States and do not offer international shipping at this time.

Shipping Costs & Coverage:

Shipping Within the Continental U.S.
We provide shipping on all items to the 48 contiguous U.S. states. Whether you're located in Florida or California, we ensure prompt and efficient delivery on all orders

Where We Ship (and Where We Don’t):
At this time, we only deliver to addresses within the 48 contiguous United States.

This means we do not ship to: Alaska, Hawaii, U.S. territories or protectorates, International addresses (outside the U.S.)

Additionally, we are unable to ship to P.O. Boxes or military addresses, including APO, FPO, and DPO.

Third-Party Freight Carrier Deliveries:

Select orders may be delivered via trusted third-party freight carriers. Should your shipment require freight service, you'll be contacted to arrange a curbside delivery. To avoid delays, please ensure your phone number is accurate at checkout.

Order Accuracy & Pricing Corrections:

We do our best to keep all product and bundle pricing on our website accurate. However, in the event of a pricing mistake - whether due to technical issues or human error—we reserve the right to cancel the order and provide a full refund. This includes instances where an item or bundle is mistakenly listed at a much lower price than intended. If your order is impacted, our team will contact you as soon as possible.

Order Confirmation:

Once your order is placed, you will receive an email confirming that your order has been successfully received, along with payment approval. Your credit card will not be charged until your item is shipped, unless the item is back-ordered and requires reserving for you.

As soon as your order is confirmed, we immediately begin processing it to ensure timely delivery!

At iGeoBotics, we are committed to offering you the most competitive prices online. If you discover another store selling the same product at a lower price, let us know, and we’ll beat their price, no questions asked. Our goal is to ensure you feel confident that you’re getting the best possible deal on your order.

Our 100% Price Match Guarantee Includes the Following Conditions:

• Offers involving promotions such as rebates or "buy one, get one free" are not eligible.
• The competitor’s website must not be a discount or auction platform (e.g., eBay).
• The competitor must be an Authorized Retailer of the product in question.
• The price match will factor in the item cost, sales tax, and shipping charges.
• Price matching does not apply to exchanges or replacements.

Please Note: Certain exclusions may apply.

If you find a qualifying price, reach out to us at support@igeobotics.com, and we’ll take care of the rest!

Contact Information

Phone: 800-830-0173
Trade Name: iGeoBotics
Registered Business Name: North Point Sourcing LLC
Entity Number: 7695752
Email: support@igeobotics.com
Business Hours: Monday to Friday: 9:00 AM to 6:00 PM CST
Address: 19266 Coastal HWY Unit 4-521, Rehoboth Beach, Delaware 19971