Meet the EcoFlow DELTA Pro 3, the most powerful, portable, and intelligent home backup battery generator on the market. Designed for families, professionals, and adventurers alike, this cutting-edge unit delivers 4000W of continuous power (6000W with X-Boost) across 120V/240V split-phase, making it capable of running virtually every essential appliance in your home—from a 3-ton AC to an electric oven or even an EV.
Whether you're off-grid, dealing with outages, or planning for emergencies, the DELTA Pro 3 offers up to 48kWh of expandable capacity, keeping your life running from one day to one week with seamless 10ms UPS auto-switching.
Key Features
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Massive 4000W output, expandable to 6000W with X-Boost
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Dual 120V/240V compatibility, perfect for both standard and high-demand appliances
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Ultra-fast charging: 80% in just 50 minutes with X-Stream and up to 7000W input
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Expandable up to 48kWh for complete home backup (with extra batteries and generator)
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EV-grade LFP battery: 4000+ cycles with 80% capacity retention for 10+ years
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<30 dB whisper-quiet operation under 2000W, suitable for indoor use
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Plug-and-play setup—no home rewiring required
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IP65-rated battery shell with certified protection against water, dust, and impact
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Smart control via EcoFlow app: Monitor usage, automate charging, optimize energy bills
Power What Matters:
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Refrigerator: 27.3 hours
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Microwave: 2.5 hours
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Washer: 6.6 wash cycles
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Electric heater: 1.5 hours
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Air conditioner: 1.8 hours
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Wi-Fi router: 13.5 days
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Laptop: 54.6 hours
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Electric vehicle: Up to 12.6 miles on a single charge
Why Choose DELTA Pro 3 Over Traditional Generators?
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Zero fuel, zero noise, zero fumes
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Indoor safe and maintenance-free
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Cost-saving TOU mode slashes your power bills
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EcoFlow OASIS system offers intelligent storm alerts, auto-charging, and smart energy routing
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Fully certified: UL9540, UL9540A, UL1973—built for safety and resilience
Perfect For:
What’s in the Box
