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Find everything you need for your Tiny Home or Small Space
Find everything you need for your Tiny Home or Small Space

EcoFlow DELTA Pro Ultra Single Inverter

by EcoFlow
SKU EFDeltaProUltra-US
Original price $2,799.00 - Original price $2,799.00
Original price
$2,799.00 - $2,799.00
Current price $2,799.00

In Store & Ready to Ship

All orders are shipped within 1-2 business days. Proudct ETA 5-7 business days.

The EcoFlow DELTA Pro Ultra is the most powerful whole-house backup solution designed to provide uninterrupted power for extended outages and daily use. With an impressive 6kWh capacity, 7200W output, and 5.6kW solar input, it can power your entire home, ensuring that you never experience downtime. Compatible with multiple energy sources and featuring automatic switch-over and energy consumption monitoring, the DELTA Pro Ultra offers a reliable and cost-effective backup experience.

Key Features:

  • Unmatched Power Output and Capacity:

    • 7.2-21.6kW Output: A single unit offers a 7.2kW output, capable of running high-demand appliances, such as a 3-ton central air conditioner. Pair three inverters with the EcoFlow Smart Home Panel 2 to unlock a staggering 21.6kW AC output.
    • 6kWh-90kWh Capacity: Start with a 6kWh capacity and expand up to 90kWh by stacking additional batteries. This provides over 30 days of essential backup power for standard households, keeping your lights, refrigerators, and other appliances running strong.
  • Versatile and Fast Charging Options:

    • 8800W Charging Speed: Enjoy the industry’s fastest charging speeds. Top up two batteries in only 2 hours using solar, grid, gas generator, or an EV charging pile.
    • 5.6kW-16.8kW Solar Input: Utilize solar energy efficiently with up to 16.8kW input when using three units, maximizing your solar generation and reducing reliance on the grid.
  • Automatic Switch-Over and Energy Monitoring:

    • EcoFlow Smart Home Panel 2: Experience seamless power transfer with automatic switch-over during outages. Monitor energy consumption and save on electricity bills with integrated energy management.
    • Energy Efficiency: Lower your energy costs by prioritizing solar energy use and smart charging options.
  • Silent and Reliable Backup:

    • 0-ms Downtime: Enjoy uninterrupted power flow with online UPS functionality, protecting your sensitive electronic equipment from power interruptions.
    • 0 dB Silent Backup: For low power draws under 2000W, the DELTA Pro Ultra operates completely silently, ensuring undisturbed nights and a peaceful environment.
  • Robust and Flexible Design:

    • Stackable and Space-Saving: The modular design allows you to stack and expand the system easily, fitting comfortably in a garage or utility closet.
    • Multiple Energy Sources: Compatible with solar, grid, gas, and EV charging, the DELTA Pro Ultra meets your ever-changing power needs.

The EcoFlow DELTA Pro Ultra redefines residential power backup with its massive capacity, high power output, and versatile charging options. Whether you’re preparing for long-term outages or looking for a sustainable energy solution for daily use, the DELTA Pro Ultra delivers unmatched performance and reliability.


  • High Power Output: Delivers between 7.2kW and 21.6kW with support for up to 3 inverters.
  • Robust Solar Input: Supports solar input ranging from 5.6kW to 16.8kW, compatible with up to 3 inverters.
  • Online UPS: Ensures seamless power transfer with a 0-ms transfer time for uninterrupted operation.
  • Extended Lifespan: Features a proprietary cooling structure that enhances durability and longevity.


Net Weight Inverter 70 lb
Product Dimension Inverter 27.2 x 18.7 x 8.42 in (including mat)
Packing Box Dimension 34.7 x 13.2 x 20.5 in
Wi-Fi Supported
Bluetooth Supported
4G Supported
Screen Supported
Grid-tied Unsupported
Standby Power Consumption <12W
Maximum Operating Altitude 9842.5ft
Warranty 5 years
perating Temperature Charge Temperature -4°F-113°F
Discharge Temperature -4°F-113°F
Protection Level IP54
Noise <30 dB


Owner's Manual

Manual - EcoFlow DELTA Pro Ultra Single Inverter