Skip to content
FREE SHIPPING ON ALL ORDERS
FREE SHIPPING ON ALL ORDERS
EcoFlow DELTA Pro Ultra Inverter
Availability:
in stock, ready to be shipped
Availability:
in stock, ready to be shipped
by EcoFlow

EcoFlow DELTA Pro Ultra Inverter

$2,799.00 - $8,799.00
$2,799.00
$2,799.00 - $8,799.00
$2,799.00
SKU EFDeltaProUltra-US
FAST & FREE SHIPPING

All orders are shipped free

In Stock ready to ship

All order are processed with 24-48 hours

Multi-channel Support

Our dedicated team offers responsive support

Description

Expandable capacity - Increase the capacity of DELTA Pro Ultra with an extra 6kWh.
*If you've purchased three or more battery packs, please contact our customer service team to claim your EcoFlow Fixing Metal Tab, which is necessary for securely stacking your battery packs.

Highlights:
-One-Month Backup: 6kWh for up to two-day backup, scalable to 90kWh for one-month coverage
-Space-Saving: Stack up the system in a neat, mess-free way
-One-Minute Setup: With a plug-and-play design

Key Features

  • Output Capacity:

    • 7.2kW-21.6kW with up to 3 inverters

  • Solar Input Capacity:

    • 5.6kW-16.8kW with up to 3 inverters

  • Online UPS:

    • 0-ms transfer time for uninterrupted power

  • Prolonged Lifespan:

    • Proprietary cooling structure for extended durability

Specifications

Dimensions: 27.2×18.9×8.42 in (including mat)

 

Video

 

 


Warranty

Warranty Policy – King of Generators

At King of Generators, we are committed to ensuring you have a seamless experience with your purchase. Below is an overview of the EcoFlow warranty policy to help you understand coverage and how to make a warranty claim through King of Generators support.

Warranty Period Overview

EcoFlow provides a limited warranty on its products, starting from the date of purchase. The warranty period varies by product type:

  • DELTA Series & RIVER Series: 1–5 years (depending on model)
  • Solar Panels: 12 months to 10 years
  • Accessories: 12 months
  • Smart Generators: 1–3 years

For detailed coverage, refer to the product-specific warranty on EcoFlow’s official website or contact King of Generators support.

What’s Covered?

  • Free repairs or replacements for defects in materials or workmanship
  • Warranty extensions available for select products upon registration on EcoFlow’s website

What’s Not Covered?

The warranty does not cover:

  • Damage due to misuse, unauthorized modifications, or external factors (e.g., water, weather)
  • Products purchased from unauthorized sellers or without valid proof of purchase
  • Products used outside the intended region or incompatible with local power standards

Note: EcoFlow products are designed for use in the U.S. Warranty claims for malfunctions due to use outside the country may not be covered.

How to Make a Warranty Claim

If you experience any issues, please contact King of Generators support to initiate a warranty claim.

📞 Phone: (855) 799-2943
📧 Email: info@kinggenerators.com

Our team will assist you with the claim process, including verifying your purchase, troubleshooting the issue, and coordinating with EcoFlow for repair or replacement.

Once approved, we will provide further instructions, including shipping details and estimated resolution time.

For any questions regarding warranty coverage, feel free to contact King of Generators support. We're here to help!