EcoFlow DELTA 3 Ultra Plus 3072Wh Portable Power Station | 3600W, Expandable to 11kWh

3600W Output, 6-Way Charging, Expandable to 11kWh — Whole-Home Backup Power, Redefined

The EcoFlow DELTA 3 Ultra Plus is a 3072Wh portable power station engineered for serious home backup and extended off-grid use. With 3600W continuous output, X-Boost™ support for appliances up to 4600W, two ways to connect directly to your home, and the ability to scale from 3kWh to 11kWh, this is EcoFlow’s most capable DELTA 3 yet.

Key Features

1. 3600W Output / 7200W Surge: X-Boost™ mode supports heavy-duty appliances up to 4600W — clothing steamers, electric dryers, lawnmowers, and electric frying pans all run without issue.
2. 6 Ways to Charge, Ready in Just 48 Minutes: Solar + Generator Dual Charging gets you from 0–80% in 48 minutes. Also supports AC, car, alternator, and multicharging inputs.
3. Expandable from 3kWh to 11kWh: Add Smart Extra Batteries and pair with an EcoFlow Smart Generator (auto start/stop) for virtually unlimited runtime.
4. Smart Output Priority: Choose which circuits stay powered via the OASIS 3.0 app — prioritize critical loads and extend runtime when it counts most.
5. 2 Ways to Connect to Your Home: Manual Transfer Switch and Inlet Box — straightforward whole-home integration without an electrician for most setups.
6. 10-Year LFP Battery Life: Automotive-grade full-tab LFP cells with Class-B certification, 24/7 BMS protection, and EV-grade CTC structure — handles condensation and off-road transport.
7. 10ms Auto-Switch UPS: Keeps critical devices like NAS systems and servers running without interruption.
8. ≤25dB Whisper-Quiet Operation: Ultra-low noise at 600W — runs silently indoors or at camp.
9. OASIS 3.0 Smart App: Real-time battery monitoring, electricity cost tracking, Storm Guard Mode, Self-Powered Mode, and Scheduled Tasks.
10. Up to 5-Year Warranty: 3-year standard + 2-year extended warranty with EcoFlow App registration.