EcoFlow DELTA 3 Ultra Portable Power Station
$1,724.00
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The EcoFlow DELTA 3 Ultra packs 3,072Wh of LiFePO4 storage and 3,600W of continuous 120V output into a wheeled, home-ready power station. With a sub-10 ms auto-switch, a TT-30 RV outlet and four ways to charge, it can back up a home office, satellite internet terminal and refrigerator during an outage, or power a cabin or RV far from the grid.
3,600W Output, 7,200W Surge
Run heavy appliances with 3,600W rated output, 7,200W surge and X-Boost up to 4,600W for compatible resistive loads. Four 20A outlets plus a 30A TT-30 port cover household and RV needs.
Four Ways to Charge
- Wall: 0-80% in about 89 minutes (1,800W input)
- Solar: up to 800W, 0-80% in about 3.37 hours
- Generator: up to 1,600W input
- Alternator: via the 800W Alternator Charger (sold separately)
10 ms Auto-Switch
When grid power drops, the DELTA 3 Ultra takes over in under 10 ms, keeping routers, NAS units, servers and communications equipment online.
Quiet and Durable
Runs at 25dB or less at 600W. Automotive-grade full-tab LFP cells, 24/7 BMS monitoring and a CTC structure are built for an estimated 10 years of use. Warranty is up to 5 years: 3 years standard plus a 2-year extension with app registration.
Home Connection and App Control
Connect to your home through a manual transfer switch or inlet box (sold separately). Wi-Fi and Bluetooth bring the unit into the EcoFlow app with OASIS 3.0, Storm Guard Mode and scheduled tasks. The DELTA 3 Ultra is not expandable; choose the DELTA 3 Ultra Plus if you need added capacity later.
Specifications
| Capacity | 3,072Wh (51.2V, 60Ah) |
|---|---|
| Battery chemistry | LFP (LiFePO4) |
| Rated AC output | 3,600W total, 120V~60Hz |
| Surge output | 7,200W |
| X-Boost | Up to 4,600W |
| AC outlets | 4x 20A outlets, 1x 30A (TT-30) |
| USB-C | 1x 140W max; 2x 45W (45W total) |
| USB-A | 1x 18W max |
| Car outlet | 12.6V 10A, 126W max |
| AC input | 100-120V~15A, 50/60Hz (1,800W wall charging) |
| AC charge time | 0-80% in about 89 minutes |
| Solar input | 800W max; 0-80% in about 3.37 hours |
| Generator input | 1,600W max |
| UPS switchover | Under 10 ms |
| Noise | 25dB or less at 600W (1 m, 25C) |
| Dimensions | 625.99 x 327.71 x 394.95 mm (H x W x D) |
| Weight | 32.7 kg (approx. 72.1 lb) |
| Expandability | Not expandable |
| Connectivity | Wi-Fi, Bluetooth, EcoFlow app / OASIS 3.0 |
| Charging temperature | 32-113F (0-45C) |
| Discharging temperature | 14-113F (-10-45C) |
| Warranty | Up to 5 years (3-year standard + 2-year extension with app registration) |
| Operating Temperature | 20°C-30°C (68°F-86°F) |
| USB-C Output | USB-C(x1): 5/9/12/15V-3A, 20V/28V--5A, 140W Max(HID) |
| USB-C(x2) | 5/9V/12V/15V-3A 20V-2.25A, 45W Max per port, total 45W |
| EMC | Class B |
What's in the Box
- EcoFlow DELTA 3 Ultra
- AC charging cable
- Manuals and warranty card

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