EcoFlow DELTA 3 Ultra Plus Portable Power Station
EcoFlow DELTA 3 Ultra Plus Portable Power Station
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EcoFlow DELTA 3 Ultra Plus Portable Power Station
Overview: Long-Lasting Home Backup
The EcoFlow DELTA 3 Ultra Plus delivers a staggering 3600W rated AC output (7200W surge). With X-Boost™ 3.0 technology, it supports heavy-duty appliances up to 4600W—effortlessly handling electric dryers, clothing steamers, and electric frying pans. Using an advanced DSP chip, it ensures pure sine wave output with beyond grid-level stability for your most sensitive electronics.
Extreme Durability & Advanced BMS
Equipped with automotive-grade full-tab LFP cells, the DELTA 3 Ultra Plus offers 10 years of reliable power. The EV-grade CTC structure protects against overnight condensation and off-road bumps, while the ARM Cortex-powered BMS monitors your battery 24/7 for peak performance and safety.
Intelligent Control via OASIS 3.0
Take full command of your energy with OASIS 3.0. The EcoFlow App dashboard allows you to monitor solar generation, track electricity savings, and enable Storm Guard Mode to automatically lock in backup power before severe weather hits.
Scalable Runtime: The DELTA 3 Ultra Plus features an expandable capacity from 3kWh to 11kWh. It is compatible with the following Extra Batteries via the EcoFlow Smart Extra Battery Expansion Adapter (Coming early 2026):
- DELTA 3 Max Plus Smart Extra Battery
- DELTA Pro 3 Smart Extra Battery
Technical Specifications
| Dimensions | 24.1 x 12.9 x 15.6 in (613.1 x 327.7 x 395.0 mm) |
|---|---|
| Net Weight | Approx. 74.3 lbs (33.7 kg) |
| Rated Capacity | 3072 Wh (51.2V, 60Ah) |
| Battery Chemistry | LiFePO₄ (LFP) |
| Cycle Life | 80%+ capacity after 4000 cycles |
| AC Output | 120V, 3600W total (Surge 7200W) |
| X-Boost™ Output | Up to 4600W |
| USB-C Output (x1) | 140W Max |
| USB-C Output (x2) | 45W Max per port (45W total) |
| Solar Input | 11-60V, 18A, 800W per port (1600W total) |
| AC Charging Input | 1800W Max (0-80% in 89 mins AC only) |
| 12V DC Output | Anderson: 12.6V-30A (378W Total) |
| UPS Transfer Time | < 10ms |
| Warranty | 5 Years |
Note for Owners: To ensure you receive your full 5-year coverage (3 years standard + 2 years extension), please register your warranty through the EcoFlow App after receiving your unit.
Compatibility & Expansion
What's In The Box
- EcoFlow DELTA 3 Ultra Plus (3072Wh)
- AC Charging Cable
- User Manual & Warranty Card
[1] Dual-charging speed (48 mins) requires solar + generator input totaling 3960W.
[2] 10-year lifespan based on cycle life simulation to 80% original capacity.
* Class B EMC certification ensures no interference with TVs, Wi-Fi, or home electronics.
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