EcoFlow DELTA Pro Ultra is a whole-home energy system designed to grow with your family. Integrated with the Smart Home Panel 2, it scales to meet your evolving energy needs - keeping your home powered, intelligent, and secure through every stage of life.
EcoFlow DELTA Pro Ultra Whole-Home Backup Power (UL 9540 Certificated)
EcoFlow DELTA Pro Ultra Whole-Home Backup Power (UL 9540 Certificated)
SKU: EFDPU-BP-SHP2-US
- Regular price
- Price: $4,999.00
- Regular price
- List Price: $7,997.00
- Sale price
- Price: $4,999.00
- Unit price
- / per
Found a lower price?
We'll match any verified competitor price — just share the listing with us before you buy.
Notify me when this product is available:
Low stock
Couldn't load pickup availability
Free Fast Shipping
On most orders — quick and easy delivery.
Easy 30-Day Returns
Hassle-free returns within 30 days.
Secure Checkout
SSL encrypted — your information is always protected.
Trusted by Many
Many happy customers and growing every day.
Authorized Dealer
100% genuine products with full manufacturer warranty.
Price Guarantee
Price Guarantee
At PowerGen Store, we are committed to offering you the best prices online. If you find a lower price at another online store within two months of your purchase, just let us know.
Click Here to review full Price Guarantee Policy
Manufacture's Warranty
Manufacture's Warranty
Manufactures Warranty - PowerGen Store is an Authorized Dealer for all of our Suppliers, so every product you purchase includes the Full Manufactures Warranty provided directly by the Manufacturer. See Manufacture's Website for More Details
Return Policy
Return Policy
We have a 30-day return policy, which means you have 30 days after receiving your item to request a return.
Click Here to review our full Returns Policy
Shipping Policy
Shipping Policy
At PowerGen Store, we are dedicated to ensuring our customers enjoy a smooth and efficient shipping experience. As a special benefit for our valued customers, we are pleased to offer FREE SHIPPING in the Contiguous 48 United States (See below for Alaska & Hawaii). To guarantee timely delivery of your orders, we have built a comprehensive network of couriers. Please see the detailed information below regarding our shipping Policy.
Click Here to read out full Shipping Policy
PRODUCT DESCRIPTION
Description
Power Your Entire Home with Confidence – The EcoFlow DELTA Pro Ultra Inverter + Battery
The EcoFlow DELTA Pro Ultra Inverter + Battery is the ultimate whole-home backup power solution designed for total energy independence. With industry-leading output, expandable capacity, and seamless integration with the EcoFlow Smart Home Panel 2, this system keeps your lights on, your fridge cold, and your energy bills under control—no matter what. Whether you're prepping for outages or powering off-grid living, this is backup power without compromise.

Over 12,000 Units installed in U.S. households

Month-long power security.
6-90kWh Capacity
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 strong (time may vary). Stackable and space-saving, it packs comfortably into a garage or utility closet.

One unit covers every appliance.
7.2kW-21.6kW, 120V & 240V Output
With a 7.2kW output, EcoFlow DELTA Pro Ultra effortlessly runs even energy-hungry household items, like a 3-ton central air conditioner*. For more power, pair 3 inverters with the EcoFlow Smart Home Panel 2 to unlock a 21.6kW AC output. Plus, with X-Fusion you'll get a constant 7200W output no matter what.

One hour of solar for one day of power.
5.6kW-16.8kW Solar Input
By leveraging High and Low-PV technologies, a single inverter sets new portable solar input standards with a 5.6kW input*. Connect three inverters for a monumental 16.8kW, gaining a full day's home energy in 60 minutes. Whether you prefer a portable setup or a rooftop solar system, you can achieve true energy independence.

Always in charge
With a Generator or EV pile
You're spoilt for choice with EcoFlow DELTA Pro Ultra's charging options. As well as all our usual methods, like solar and the grid, you can now power up using a gas generator or even your EV charging pile. With the industry's fastest charging speeds of 8800W, top up two batteries in only 2 hours.

You won't even notice the grid was down.
0-ms Downtime, 0 dB Silent Backup
Imagine a world where power outages go unnoticed. With EcoFlow DELTA Pro Ultra's online UPS, you'll get just that. With uninterrupted power flow, EcoFlow DELTA Pro Ultra safeguards your vulnerable electronic equipment round-the-clock. For extended outages, you don't want to hear your backup in the background, so for low draws under 2000W*, it's completely silent. With a whisper-quiet 0 dB, your nights remain undisturbed as it powers your devices.*For a maximum of 30 minutes.

Peace Of Mind With An Advanced Design

Key Features & Benefits:
Massive Output Power:
Delivers 7.2kW to 21.6kW of output—enough to power everything from daily appliances to your entire home during outages.
Expandable Battery Capacity:
Scale from 6kWh to a staggering 90kWh to meet your home’s specific energy needs—perfect for extended blackouts or full off-grid setups.
High Solar Input:
Accepts 5.6kW to 16.8kW of solar input, letting you recharge fast using the sun and slash your utility bills in the process.
Smart Home Integration:
Pairs effortlessly with the EcoFlow Smart Home Panel 2 for auto-switchover, peak energy usage optimization, and real-time control via the EcoFlow app.
Uninterrupted Power Anytime:
Automatic switchover ensures you're always protected—no flickers, no delays, just smooth, silent backup power.
If you’re looking for unmatched performance and future-ready energy freedom, the EcoFlow DELTA Pro Ultra Inverter + Battery delivers power you can count on—when and where it matters most.
Specifications
| Category | Specification |
|---|---|
| Capacity | 6144Wh |
| Battery Voltage / Current | 102.4V ⎓ 60A |
| Expandable Capacity (Single Unit) | Up to 30kWh (5 × DPU Batteries) |
| Expandable Capacity (System) | Up to 90kWh (15 × DPU Batteries) |
| AC Continuous Output | 7200W |
| AC Surge Output | 10.8kW |
| System Scalability Output | Up to 21.6kW |
| Battery Chemistry | LFP (LiFePO4) |
| IP Rating | IP54 |
| Battery Cycle Life | 80% capacity after 3,500 cycles |
| UPS Performance | Backup UPS < 20 ms; Online UPS 0 ms |
| AC Output (Discharging) | Pure sine wave, 7200W total, 120V/240V ~ 60Hz |
| AC Output (Bypass) | 100–120V ~ 30A total, 50Hz / 60Hz |
| AC Output Socket (Backup UPS) | 2 × 120V, 20A max per port; 1 × 120V/240V, 30A max |
| AC Output Socket (Online UPS) | 2 × 120V, 20A max per port; 1 × 120V, 30A max |
| DC Output | 12.6V ⎓ 30A, 378W max |
| USB-A Ports | 2 × 5V ⎓ 2.4A (12W max per port), 24W total |
| USB-C Ports | 2 × 5/9/12/15/20V ⎓ 5A (100W max per port), 200W total |
| AC Input (Charging) | 100–120V ~ 15A; 200–240V ~ 12.5A, 50/60Hz |
| AC Input (Bypass) | 100–120V ~ 15A, 50/60Hz (duration < 3 hours when current exceeds 12A) |
| Solar Charging Input | 5600W total (2 ports) |
| High-PV Input | 80–450V / 15A, 4000W max |
| Low-PV Input | 30–150V / 15A, 1600W max |
| Inverter Dimensions | 690 × 481 × 214 mm (27.2 × 18.9 × 8.4 in.) |
| Inverter Weight | 31.7 kg (70 lb) |
| Battery Dimensions | 660 × 455 × 204 mm (26 × 18 × 8 in.) |
| Battery Weight | 50.7 kg (111.8 lb) |
| Connectivity | Bluetooth, Wi-Fi, 4G |
| Operating Temperature (Discharging) | −20°C to 45°C (−4°F to 113°F) |
| Operating Temperature (Charging) | −20°C to 45°C (−4°F to 113°F) |
| Storage Temperature | −20°C to 45°C (−4°F to 113°F) |
| Warranty | 5 years |
| System Note | System configuration: Pair up to 3 inverters with EcoFlow Smart Home Panel 2 |
