Built to handle it all. With 3,600W continuous output (7,200W surge) powered by X-Quiet 3.0 technology, the DELTA 3 Ultra is ready for nearly all your essential appliances. From refrigerators and microwaves to heaters and power tools, this portable power station delivers reliable performance at home, in your RV, or off-grid .
Why Choose EF ECOFLOW DELTA 3 Ultra?
The DELTA 3 Ultra features <10ms UPS switchover for uninterrupted backup power, keeping sensitive devices like PCs, Wi-Fi routers, and medical equipment running without interruption. With whisper-quiet operation at just 25dB under load, it’s ideal for overnight use, small apartments, and RVs where silence and comfort are key . Equipped with automotive-grade full-tab LiFePO4 battery cells, it’s built for 10 years of daily use with EV-grade CTC structure and 24/7 battery protection .
Key Features
- 3600W Powerful Output – 3600W continuous, 7200W surge. X-Boost 3.0 technology supports devices up to 4600W. Run refrigerators, microwaves, heaters, and power tools .
- <10ms UPS for Uninterrupted Backup – Automatically switches to battery mode in under 10 milliseconds. Keeps PCs, Wi-Fi routers, and medical equipment running without interruption .
- 25dB Whisper-Quiet Operation – Advanced cooling design for whisper-quiet operation. Ideal for overnight use, small apartments, and RVs .
- 4 Ways to Charge Up – Wall outlet (1800W input, 0-80% in 1.48 hrs), solar panels (800W input), car input, or EcoFlow Smart Generator. X-Stream fast charging technology .
- Built to Last with LiFePO4 – Automotive-grade full-tab LFP cells. 4,000 cycles to 80% capacity. 10+ years of daily use. EV-grade CTC structure .
- Smart App Control – OASIS 3.0 app with dashboard for real-time battery status, electricity prices, and savings. Storm Guard Mode automatically activates backup power before extreme weather .
What’s Included
Complete power station including EcoFlow DELTA 3 Ultra and AC Cable. Solar panels sold separately .
Specifications
| Specification | Details |
|---|---|
| Brand | EF ECOFLOW |
| Manufacturer | ECOFLOW |
| Model Number | EF-DL-H01-3U |
| UPC | 842783196781 |
| Color | Black |
| Battery Type | LiFePO4 (LFP) |
| Capacity | 3,072Wh |
| Life Cycles | 4,000 cycles to 80% capacity |
| AC Output | 3,600W Rated (7,200W Surge) |
| X-Boost Output | Up to 4,600W |
| AC Output Voltage | 120V |
| AC Outlets | 3 (plus TT-30 RV outlet) |
| Total Outlets | 10 |
| USB-C Output | 140W Max (HID) |
| USB-A Output | 18W |
| DC Output | Car Socket 126W, Anderson 378W |
| AC Input | 1,800W Max |
| Solar Input | 800W Max |
| Charge Time (AC) | 0-80% in 1.48 Hours |
| Charge Time (Solar) | 0-80% in 3.37 Hours (with 800W input) |
| UPS Switchover | <10ms |
| Noise Level | ≤25dB at 600W |
| Operating Temperature | -10°C to 45°C (14°F to 113°F) |
| Product Dimensions (L x W x H) | 24.6″ x 12.9″ x 15.6″ |
| Item Weight | 72.1 lbs (32.7 kg) |
| Warranty | 5 Years |
