Serious Whole-Home Backup Power for Large Loads & Emergencies
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3072Wh Capacity – long-lasting backup power for outages, home use, and off-grid needs
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3600W AC Output / 7200W Surge – powers large appliances and demanding devices
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X-Boost up to 4600W – supports dryers, lawnmowers, steamers, and more
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Fast Recharge in 89 Minutes – 0–80% via wall outlet or generator charging
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4 Charging Methods – AC, solar, generator, and multi-source charging
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2 Home Connection Options – manual transfer switch or inlet box ready
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10ms UPS Backup – ideal for NAS systems, routers, PCs, and servers
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Whisper Quiet Operation – as low as 25dB at 600W
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LFP Battery Technology – built for up to 10 years of reliable daily use
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Advanced BMS Protection – 24/7 battery safety management
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Class-B Certified Safety – trusted performance and protection
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Smart App Control – battery monitoring, storm alerts, savings modes, schedules
- Up to 5-Year Warranty
Why Choose DELTA 3 Ultra
The EcoFlow DELTA 3 Ultra is a premium high-capacity portable power station designed for whole-home backup, RV setups, workshops, and demanding energy users. With 3072Wh capacity, 3600W output, fast charging, and home connection compatibility, it delivers dependable large-scale backup power without the noise of gas generators.
